HifiSonix Standard PSU PCB

This PSU features +-18V rails, <100 uV wideband noise at full load along with a muting control circuit for  any muting function required by the end user.  Additionally, a +12V 40mA relay supply is provided and +5V/+3.3V at 60mA.  The board uses a low noise 15 or 25VA PCB mount Nuova Talema transformer.

Read more →

Hifisonix High Performance Balanced Line Stage PCB

This line stage employs OPA1641 and OPA1642 opamps to provide a left + right balanced output plus two unbalanced outputs per channel.  All outputs are equipped with relay muting (the mute control can come off either the Hifisonix Standard PSU or the X-Altra Mini II Remote Control Board).  For specifications, BOM and write-up, see the […]

Read more →

Hifisonix High Performance Discrete Line Amplifier PCB

Stereo Discrete Line Amplifier PCB featuring low noise JFET input, all class A output stage, ultra-low distortion. PCB measures 85 mm x 72 mm.  This board uses SMD components down to 0805 and for the LSK389 or TI JFE2140 JFETs, will also accept the standard 8-pin SOIC SMD package or the TO-71 6-leg metal can.  […]

Read more →