Hoppe's Brain

I got mentioned on EEVblog Mailbag!

* Not affiliated with ADCOM corporation, past or present.

Search for:

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

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!
A GFA-555 customer success story. Audio-Precision verified performance!

Search for: