This was built by me with the following features:

Sparkos opamps
Cardas signal wiring/SPC power wiring
2.5" heatsinks
Silmic II capacitors
Vishay/Beyschlag resistors
TKD 2500 potentiometer
Remote 50VA toroidal transformer in cast aluminum Hammond case
3' umbilical
30VDC power supply
SE and XLR output jacks
Socketed gain resistors w/four sets of resistors




Price includes shipping in conUS. Thanks for looking.