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Hoppe's Brain

Adcom refurbishing and repair

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Hoppe’s Shoppe

DIY circuit board kits for audio hobbyists

Showing all 3 results

  • Adcom GFA-555 MK1 and MK2 Soft-Start Power Supply Upgrade Kit

    $375.00     Add to cart

  • Adcom GFA-565 Replacement Circuit Board (New Version)

    $50.00 – $100.00     Select options

  • Universal Amplifier Soft-Start Power Supply Board

    $120.00     Select options

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Recent Posts

  • Hoppe’s Shoppe is online!
  • Hoppe’s Brain is full! Declaring a hiatus on new repairs and refurbishings.
  • Boards, boards, boards!
  • A tour of a Hoppe’s Brain GFA-555 restoration
  • Introducing the Hoppe’s Brain Adcom GFA-555 soft-start power supply

Recent Comments

Kelly Wright on Boards, boards, boards!
kayodebun on A tour of a Hoppe’s Brai…
Marc stephanick on A tour of a Hoppe’s Brai…
kayodebun on A tour of a Hoppe’s Brai…
Tyler on A tour of a Hoppe’s Brai…

Archives

  • May 2018
  • February 2018
  • December 2017
  • November 2017
  • August 2017
  • June 2017
  • May 2017
  • March 2017
  • February 2017
  • November 2016
  • July 2016
  • June 2016
  • May 2016
  • March 2016
  • February 2016
  • January 2016
  • October 2015
  • September 2015
  • August 2015
  • July 2015
  • June 2015

Categories

  • Adcom
  • forsale
  • Refurbished
  • Uncategorized

Recent Posts

  • Hoppe’s Shoppe is online!
  • Hoppe’s Brain is full! Declaring a hiatus on new repairs and refurbishings.
  • Boards, boards, boards!
  • A tour of a Hoppe’s Brain GFA-555 restoration
  • Introducing the Hoppe’s Brain Adcom GFA-555 soft-start power supply

Recent Comments

Kelly Wright on Boards, boards, boards!
kayodebun on A tour of a Hoppe’s Brai…
Marc stephanick on A tour of a Hoppe’s Brai…
kayodebun on A tour of a Hoppe’s Brai…
Tyler on A tour of a Hoppe’s Brai…

Archives

  • May 2018
  • February 2018
  • December 2017
  • November 2017
  • August 2017
  • June 2017
  • May 2017
  • March 2017
  • February 2017
  • November 2016
  • July 2016
  • June 2016
  • May 2016
  • March 2016
  • February 2016
  • January 2016
  • October 2015
  • September 2015
  • August 2015
  • July 2015
  • June 2015

Categories

  • Adcom
  • forsale
  • Refurbished
  • Uncategorized
  • Classic ADCOM Service – Repair and Restoration, Madison, WI
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