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Power Supply Kits

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  • BFA-535 Power Supply for Adcom GFA-535 MK1

    BFA-535 Power Supply for Adcom GFA-535 MK1

    $140.00     Add to cart
  • BFA-565 Power Supply for Adcom GFA-565

    BFA-565 Power Supply for Adcom GFA-565

    $160.00     Add to cart
  • Adcom GFA-535 II Power Supply

    BFA-535 MK2 Power Supply for Adcom GFA-535 MK2

    $140.00     Add to cart
  • Earth-Loop Breaker Board

    Earth-Loop Breaker Board

    $25.00     Add to cart
  • "Capacitor Hats" for Large Aluminum Electrolytic Capacitors

    “Capacitor Hats” for Large Aluminum Electrolytic Capacitors

    $25.00     Select options This product has multiple variants. The options may be chosen on the product page

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Hoppe’s Shop

  • BFA-555 MK2 Input board for ADCOM GFA-555 MK2 BFA-555 MK2 Input board for ADCOM GFA-555 MK2 $80.00 – $440.00Price range: $80.00 through $440.00
  • Matched pair input transistors, 2 pairs KSC1845 Matched pair input transistors, 2 pairs KSC1845 $20.00
  • BFA-555 MK1 Input Board for Adcom GFA-555 MK1 BFA-555 MK1 Input Board for Adcom GFA-555 MK1 $80.00 – $440.00Price range: $80.00 through $440.00
  • EBFA-565 Replacement Circuit Board for Adcom GFA-565 EBFA-565 Replacement Circuit Board for Adcom GFA-565 $80.00 – $480.00Price range: $80.00 through $480.00
  • BFA-535 Power Supply for Adcom GFA-535 MK1 BFA-535 Power Supply for Adcom GFA-535 MK1 $140.00
  • BFA-555 Smart Soft-Start Power Supply for the Adcom GFA-555 BFA-555 Smart Soft-Start Power Supply for the Adcom GFA-555 $220.00 – $340.00Price range: $220.00 through $340.00
  • TO-3 to TO-3P / TO-247 Transistor Heat-Spreaders / Adapters TO-3 to TO-3P / TO-247 Transistor Heat-Spreaders / Adapters $20.00 – $310.00Price range: $20.00 through $310.00
  • BFA-565 Power Supply for Adcom GFA-565 BFA-565 Power Supply for Adcom GFA-565 $160.00
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Hoppe’s Blog

  • Bluetooth KOSS Resto-modded headphones!
  • Now in stock: Beige Koss Pro4/AA Resto-Modded DJ Headphones!
  • Now in stock: One pair of Resto-Modded Koss Pro 5/LC in BLACK!
  • Koss ESP/6A Resto-Modded DJ headphones, with Bass-Beat-Blinking LEDs!
  • One pair of beige Koss Pro/4AA Resto-modded DJ Headphones up for sale in my store!
  • Resto-modded Koss DJ Headphones now in BLACK!
  • The Koss DJ Headphones, now with a locking headband! (Article has been extensively updated.)
  • Koss Pro4/AA Headphones resto-modded into great DJ Headphones!
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