{"title":"Replacement boards","description":"\u003cp class=\"MsoNormal\"\u003eWe design and manufacture brand-new replacement boards for Bally\/Williams machines. \u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eThe original boards are decades old and have probably been repaired before - sometimes poorly.\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eIt is often more economical to replace the board (and the remainder of its ageing components) with a new one.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eTo maintain that authentic look, our boards are designed to look and function just like the originals. We only use quality components from reputable manufacturers in our designs. \u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eNot only do our boards look the same as the originals, but they also have the same component identifiers and locations as the original. This means that the manufacturer’s original, freely available manuals can be used if required.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eBuilt like the originals - Better than the originals.\u003c\/p\u003e","products":[{"product_id":"a-16100-auxiliary-8-driver-board-replica","title":"A-16100 WPC Auxiliary 8 Driver","description":"\u003cp\u003eThis board includes extra resistors to help prevent board damage if the ribbon cable is connected incorrectly - or not connected at all.\u003c\/p\u003e\n\u003cp\u003eThis board is available in two configurations to suit different machines - please select the correct variant for your machine when ordering.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"TZ \/ Star Trek \/ Indiana Jones (A-16100-1)","offer_id":58733372670336,"sku":null,"price":49.0,"currency_code":"GBP","in_stock":true},{"title":"Demolition Man \/ Road Show (A-16100-2)","offer_id":58733372703104,"sku":null,"price":49.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1013\/2016\/3712\/files\/a16100-board-top.jpg?v=1787134823"},{"product_id":"a-16998-wpc-16-opto-switch-board","title":"A-16998 WPC 16 Opto Switch","description":"\u003cp\u003eReplacement for the A-16998 WPC 16 Opto Switch board. \u003c\/p\u003e\n\u003cp\u003eImproved thermal performance over the original.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":58734632632704,"sku":null,"price":65.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1013\/2016\/3712\/files\/Component_Side_cc7d8146-ab5f-45b8-a360-fed053d07b58.jpg?v=1787148651"},{"product_id":"a-12697-wpc-power-driver-board","title":"A-12697 WPC Power Driver","description":"\u003cp\u003e\u003cspan\u003eOld Power Driver Boards fail. A lot.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFried GI section, random resets, weak 5V power, cracked solder joints, worn connectors, ageing bridge rectifiers, swollen or leaky capacitors — after decades of heat and stress, original boards are simply at the end of their service life.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eEven repaired originals can be a gamble. Removing the five large capacitors often pulls out the plated through holes, leaving hidden open circuits or ugly wire patch fixes. And the LM323 regulator at the heart of the 5V supply has been obsolete for years, running hot and stressing the transformer, and contributing to game resets.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eOur replacement board eliminates those problems.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Modern 5V regulator — cooler, more efficient, no heatsink required\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Factory set 5.1V output — stable, adjustable, rock-solid\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Improved GI section — wider copper tracks and more effective TRIAC heatsinks\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Original Williams ground return path design preserved — exactly as Williams designed\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Supports -1, -3, and -4 variants of the same board\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Brand new PCB and connectors — no more chasing intermittent faults\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Authentic schematic correct design — component placement, routing, and connections closely match the original\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Fully tested — ready to drop straight in\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThis board is a clean, drop in replacement that behaves exactly like the original — same timing, same logic, same feel — but built with fresh silicon, clean copper and decades of reliability ahead.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFor restorations, long term reliability, or machines that see regular play, a new board is often a better solution than continuing to patch an ageing original.\u003c\/span\u003e\u003c\/p\u003e","brand":"My Store","offers":[{"title":"A-12697-1","offer_id":58770955010432,"sku":null,"price":365.0,"currency_code":"GBP","in_stock":true},{"title":"A-12697-3\/4","offer_id":58771465503104,"sku":null,"price":375.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1013\/2016\/3712\/files\/Component_Side_37ec6372-f77f-4fae-abf0-bb3097c11a4f.jpg?v=1787649525"},{"product_id":"a-12742-wpc89-mpu-board","title":"A-12742 WPC-89 MPU","description":"\u003cp\u003e\u003cspan\u003eTechnical Features\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Available with or without AA battery holders\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Additional 2‑pin header for remote battery holder connection (no soldering required)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Available with SRAM or NVRAM (Note: Williams ASIC, MPU and game ROM not included)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• High‑risk devices (U14, U16–U20) are socketed for straightforward diagnostics and replacement\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Quality Molex connectors for power and switch inputs\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Built using original‑spec components from reputable manufacturers\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Authentic schematic‑correct design — all component placement, connections and routing match the WPC‑89 original board\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Fully tested before shipping\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eWhy choose this board?\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOriginal WPC‑89 MPU boards are now decades old. Many suffer from:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Battery leakage damage\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Corroded connectors\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Failed components\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Repeated field repairs\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• General ageing of silicon and copper\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eEven when repaired, you’re still relying on components that have already lived a long service life.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThis board is a clean, drop‑in replacement that behaves exactly like the original — same timing, same routing philosophy, same component choices — but built with fresh silicon and clean copper.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eFor restorations, long‑term reliability, or machines that see regular play, a new board is often a better solution than continuing to patch an ageing original.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eIf you want a board that…\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Drops straight in\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Looks and behaves like the factory original\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Uses quality components and connectors\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Matches the original schematic and routing\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Is built for long‑term reliability\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e…then this is the one.\u003c\/span\u003e\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Standard (SRAM - no battery holders)","offer_id":58772697678208,"sku":null,"price":135.0,"currency_code":"GBP","in_stock":true},{"title":"Mid range (SRAM and battery holders)","offer_id":58772697710976,"sku":null,"price":140.0,"currency_code":"GBP","in_stock":true},{"title":"Mid range (NVRAM - no battery holders)","offer_id":58772697743744,"sku":null,"price":147.0,"currency_code":"GBP","in_stock":true},{"title":"Full spec. (NVRAM and battery holders)","offer_id":58772697776512,"sku":null,"price":153.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1013\/2016\/3712\/files\/Component_Side_58eea20a-4844-4dfa-97e0-b85ac0559b38.jpg?v=1787661843"},{"product_id":"a-14039-wpc-dmd-controller","title":"A-14039 WPC DMD Controller","description":"\u003cp\u003e\u003cspan\u003eA faithful, electrically and visually accurate reproduction of the original WPC-89 DMD Controller Board, built with modern, high quality components, matched routing, and long term reliability in mind.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eBuilt like the original. Better than the original.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThe MC Circuit Works DMD Controller Board behaves exactly like the factory board — same timing, same logic, same display performance — but with fresh components and clean copper.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eFor restorations, long term reliability, or machines that see regular play, a new board is often a smarter choice than trying to rescue a heat damaged original.\u003c\/span\u003e\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":58773237891456,"sku":null,"price":99.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1013\/2016\/3712\/files\/Component_Side_97be0ebb-fbc0-47f7-8b5e-1afabc2df679.jpg?v=1787662816"},{"product_id":"a-19242-dual-h-drive","title":"A-19242 WPC Dual H-Drive","description":"\u003cp\u003e\u003cspan\u003eA faithful, electrically and visually accurate replica of the A-19242 Motor Driver Slave Board For Bally\/Midway Corvette and Red Ted Roadshow, built using modern, high quality components and matched routing. This board replaces the earlier A-19159 board.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThe schematic diagrams in the manuals contain a number of errors - these have been corrected for this board.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThere are 2 variants of this board: one for Corvette, the other for Road Show. Please specify the correct board when ordering.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eFor restorations, long term reliability, or machines that see regular play, a new board is often a better solution than continuing to patch an ageing original.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e• Drops straight in\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Looks and behaves like the factory original\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Uses quality components and connectors\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Matches the original schematic and routing\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Is built for long term reliability\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Mounting brackets not included\u003c\/span\u003e\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Corvette","offer_id":58774688104832,"sku":null,"price":70.0,"currency_code":"GBP","in_stock":true},{"title":"Red Ted Road Show","offer_id":58774688137600,"sku":null,"price":75.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1013\/2016\/3712\/files\/Component_Side_9d720769-8b9d-4d2e-b573-127490d0b35b.jpg?v=1787664146"},{"product_id":"a-15472-fliptronics-ii","title":"A-15472 WPC Fliptronics II","description":"\u003cp\u003e\u003cspan\u003eA faithful, electrically and visually accurate reproduction of the original WPC Fliptronics II board, built using modern, high‑quality components and matched routing.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eTechnical Features\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Brand new board built using original‑spec components from reputable manufacturers\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Quality Molex connectors\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Authentic schematic‑correct design — all component placement, connections and routing match the original board and schematic\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Fully tested\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eWhy choose this board?\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAlthough generally reliable, this board is known for occasional power transistor failures. Repeated field repairs can result in board and track\/pad damage resulting in intermittent faults.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eEven when repaired, you’re still relying on components that have already lived a long service life.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThis board is a clean, drop‑in replacement that behaves exactly like the original — same timing, same routing philosophy, same component choices — but built with fresh silicon and clean copper.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eFor restorations, long‑term reliability, or machines that see regular play, a new board is often a better solution than continuing to patch an ageing original.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e- Drops straight in\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Looks and behaves like the factory original\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Uses quality components and connectors\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Matches the original schematic and routing\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Is built for long‑term reliability\u003c\/span\u003e\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":58775015129472,"sku":null,"price":99.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1013\/2016\/3712\/files\/Component_Side_c573e8b4-aa0c-4c94-b830-cdc58f7d2087.jpg?v=1787666130"},{"product_id":"a-15595-7-opto-switch","title":"A-15595 WPC 7 Opto Switch","description":"\u003cp\u003e\u003cspan\u003eA faithful, electrically and visually accurate reproduction of the original WPC 7-Opto Switch board, built using modern, high‑quality components and matched routing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eReplaces A-14977 and A-15576.\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eTechnical Features\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Brand new board built using original‑spec components from reputable manufacturers\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Improved thermal performance around the high-power resistors\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Quality Molex connectors\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Authentic schematic‑correct design — all component placement, connections and routing match the original board and schematic\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Fully tested\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eWhy choose this board?\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAlthough generally reliable, this board is known for cosmetic heat damage around the 7 high-power resistors. Mounting the resistors away from the board surface and allowing heat to dissipate through additional PCB vent holes reduces heat buildup in this area.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThis board is also known for damage from a leaking electrolytic capacitor, and for faulty LM339 comparators – resulting in intermittent switch errors.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eEven when your original board is repaired, you’re still relying on components that have already lived a long service life, and a discoloured PCB.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThe MC Circuit Works board is a clean, drop‑in replacement that behaves exactly like the original — same timing, same routing philosophy, same component choices — but built with fresh silicon and clean copper.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eFor restorations, long‑term reliability, or machines that see regular play, a new board is often a better solution than continuing to patch an ageing original.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e- Drops straight in\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Looks and behaves like the factory original\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Uses quality components and connectors\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Matches the original schematic and routing\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Is built for long‑term reliability\u003c\/span\u003e\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":58775033938304,"sku":null,"price":35.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1013\/2016\/3712\/files\/Component_Side_ab8cb2c5-a77f-47dc-a7d0-8f3406323efe.jpg?v=1787666991"},{"product_id":"a-17651-wpc-s-mpu","title":"A-17651 WPC-S MPU","description":"\u003cp\u003e\u003cspan\u003eA faithful, electrically and visually accurate reproduction of the original WPC-S MPU board, built using modern, high quality components and matched routing.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eTechnical Features\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Supplied with 32K×8 SRAM or 32K×8 NVRAM (Note: Williams ASIC, MPU, Security Chip and game ROM not included)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• High risk devices (U14, U16–U20) are socketed for straightforward diagnostics and replacement\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Quality Molex KK-series connectors for power and switch inputs\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Built using original spec components from reputable manufacturers\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Authentic schematic correct design — all component placement, connections and routing match the WPC-S original board and schematic\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Fully tested\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eWhy choose this board?\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWPC-S MPU boards are now decades old, and many have suffered:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Battery leakage damage and failed components\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Corroded connectors\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Repeated field repairs\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eEven when repaired, you’re still relying on components that have already lived a long service life.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThis board is a clean, drop in replacement that behaves exactly like the original — same timing, same routing philosophy, same component choices — but built with fresh silicon and clean copper.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eFor restorations, long term reliability, or machines that see regular play, a new board is often a better solution than continuing to patch an ageing original.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e• Drops straight in\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Looks and behaves like the factory original\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Uses quality components and connectors\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Matches the original schematic and routing\u003c\/span\u003e\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Standard (SRAM)","offer_id":58775140008320,"sku":null,"price":135.0,"currency_code":"GBP","in_stock":true},{"title":"Upgraded (NVRAM)","offer_id":58775140041088,"sku":null,"price":147.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1013\/2016\/3712\/files\/Component.jpg?v=1787667854"},{"product_id":"a-17981-a-17982-wpc-7-trough-opto-pair","title":"A-17981\/A-17982 WPC 7 Trough Opto (pair)","description":"\u003cp\u003e\u003cspan\u003eReplaces A-16926\/A-16927.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSold as a pair.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eFaithful, electrically and visually accurate replicas of the original WPC Widebody 7-trough opto boards, built using modern, high quality components and matched routing.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eTechnical Features\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Improved thermal performance on the commonly heat-damaged transmitter board.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Matched infrared emitters and phototransistors\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Quality Molex connectors\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Built using modern components from reputable manufacturers\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Authentic schematic correct design — all component placement, connections and routing match the original WPC board and schematic\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Fully tested\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eWhy choose these boards?\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e7-Trough opto boards are now decades old, and many have suffered from significant heat damage and infrared emitter\/phototransistor failures.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eEven when repaired, you’re still relying on components that have already lived a long service life – and the PCB tracks\/pads are often damaged – leading to reliability problems such as random ball deployment.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThe MC Circuit Works board is a clean, drop in replacement that behaves exactly like the original — same timing, same routing philosophy, same component choices — but built with fresh silicon and clean copper.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eFor restorations, long term reliability, or machines that see regular play, new boards are often a better solution than continuing to patch ageing originals.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eIf you want a board that:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Drops straight in\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Looks and behaves like the factory original\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Uses quality components and connectors\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Matches the original schematic and routing\u003c\/span\u003e\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":58775225893248,"sku":null,"price":36.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1013\/2016\/3712\/files\/Angle_b7414452-5f70-47b6-b6fe-5d05aff35e8d.jpg?v=1787669216"},{"product_id":"a-18159-wpc-10-opto-switch","title":"A-15430 WPC 10 Opto Switch","description":"\u003cp\u003e\u003cspan\u003eA faithful, electrically and visually accurate reproduction of the original WPC 10-Opto board, built using modern, high‑quality components and matched routing.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eTechnical Features\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Two board variants for mounting parallel to the playfield (A-15430) or perpendicular (A-18159 – brackets not supplied).\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Brand new board built using original‑spec components from reputable manufacturers\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Improved thermal performance around the high-power resistors\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Quality Molex connectors\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Authentic schematic‑correct design — all component placement, connections and routing match the original board and schematic\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Fully tested\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eWhy choose this board?\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAlthough generally reliable, this board is known for cosmetic heat damage around the 10 high-power resistors. Mounting the resistors away from the board surface and allowing heat to dissipate through additional PCB vent holes reduces heat build-up in this area.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThis board is also known for damage from a leaking electrolytic capacitor, and for faulty LM339 comparators – resulting in intermittent switch errors.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eEven when repaired, you’re still relying on components that have already lived a long service life, and a discoloured PCB.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThis board is a clean, drop‑in replacement that behaves exactly like the original — same timing, same routing philosophy, same component choices — but built with fresh silicon and clean copper.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eFor restorations, long‑term reliability, or machines that see regular play, a new board is often a better solution than continuing to patch an ageing original.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eIf you want a board that:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Drops straight in\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Looks and behaves like the factory original\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Uses quality components and connectors\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Matches the original schematic and routing\u003c\/span\u003e\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":58775263019392,"sku":null,"price":35.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1013\/2016\/3712\/files\/Component_Side_60f744a3-0b0a-49f3-b771-c8de46c0b4c8.jpg?v=1787669707"},{"product_id":"a-18159-wpc-10-opto-switch-1","title":"A-18159 WPC 10 Opto Switch","description":"\u003cp\u003e\u003cspan\u003eA faithful, electrically and visually accurate reproduction of the original WPC 10-Opto board, built using modern, high‑quality components and matched routing.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eTechnical Features\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Two board variants for mounting parallel to the playfield (A-15430) or perpendicular (A-18159 – brackets not supplied).\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Brand new board built using original‑spec components from reputable manufacturers\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Improved thermal performance around the high-power resistors\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Quality Molex connectors\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Authentic schematic‑correct design — all component placement, connections and routing match the original board and schematic\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Fully tested\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eWhy choose this board?\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAlthough generally reliable, this board is known for cosmetic heat damage around the 10 high-power resistors. Mounting the resistors away from the board surface and allowing heat to dissipate through additional PCB vent holes reduces heat build-up in this area.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThis board is also known for damage from a leaking electrolytic capacitor, and for faulty LM339 comparators – resulting in intermittent switch errors.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eEven when repaired, you’re still relying on components that have already lived a long service life, and a discoloured PCB.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThis board is a clean, drop‑in replacement that behaves exactly like the original — same timing, same routing philosophy, same component choices — but built with fresh silicon and clean copper.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eFor restorations, long‑term reliability, or machines that see regular play, a new board is often a better solution than continuing to patch an ageing original.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eIf you want a board that:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Drops straight in\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Looks and behaves like the factory original\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Uses quality components and connectors\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- Matches the original schematic and routing\u003c\/span\u003e\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":58775282483584,"sku":null,"price":35.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1013\/2016\/3712\/files\/Component_Side_60f744a3-0b0a-49f3-b771-c8de46c0b4c8.jpg?v=1787669707"},{"product_id":"a-18532-wpc-motor-master","title":"A-18532 WPC Motor Master","description":"\u003cp\u003e\u003cspan\u003eA brand new replica PCB of the Motor Master Board used in Bally Corvette (together with the A-19625\/A-19243 motor board).\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThese are made to look and function the same as the originals.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThey use quality components and are made using the original schematic diagrams.\u003c\/span\u003e\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":58775304208768,"sku":null,"price":40.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1013\/2016\/3712\/files\/Component_Side_56abc425-2f36-418e-90f3-bc91066bdc24.jpg?v=1787670636"},{"product_id":"a-19625-motor-slave-very-rare","title":"A-19625 Motor Slave (very rare)","description":"\u003cp\u003e\u003cspan\u003eA faithful, electrically and visually accurate replica of the very rare, original A-19625 Motor Driver Slave Board For Bally\/Midway Corvette, built using modern, high quality components and matched routing. This board replaces the earlier A-19243 board.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eTechnical Features\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Quality Molex connectors\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Built using modern components from reputable manufacturers\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Authentic schematic correct design — all component placement, connections and routing match the original board and schematic\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Note: Mounting brackets not included\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Fully tested\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eWhy choose these boards?\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThis board is very difficult to find (we haven't managed to find any other suppliers). The older A-19243 board was redesigned by Bally\/Midway and re-released as the A-19625.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThis board is a clean, drop in replacement that behaves exactly like the original — same timing, same routing philosophy, same component choices — but built with fresh silicon and clean copper.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eFor restorations, long term reliability, or machines that see regular play, a new board is often a better solution than continuing to patch an ageing original.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eIf you want a board that:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Drops straight in\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Looks and behaves like the factory original\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Uses quality components and connectors\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Matches the original schematic and routing\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Is built for long term reliability\u003c\/span\u003e\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":58775316988288,"sku":null,"price":110.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1013\/2016\/3712\/files\/Component_Side_7cdc0781-5343-4359-beb6-54a40de53f2c.jpg?v=1787670990"},{"product_id":"a-18617-a-18618-wpc-7-trough-opto-pair","title":"A-18617\/A-18618 WPC 7 Trough Opto (pair)","description":"\u003cp\u003e\u003cspan\u003eSold as a pair.\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":58775345725824,"sku":null,"price":19.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1013\/2016\/3712\/files\/Component_addc4c57-8c97-45df-9678-1805fca71e40.jpg?v=1787671418"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1013\/2016\/3712\/collections\/Angle_b7414452-5f70-47b6-b6fe-5d05aff35e8d.jpg?v=1787670135","url":"https:\/\/mccircuitworks.com\/collections\/boards.oembed","provider":"My Store","version":"1.0","type":"link"}