Otari MX55 – Head Direct Out Custom Mod
Here’s the steps for the Otari Head direct out mods.
Have a Great Day.
Otari MX55 Technical Report George V2 - click for download … Continue reading
Posted in Custom Modifications
PS Audio GCPH – Phono Preamplifier Mod
PS Audio moving coil phono preamp modification to vastly improve the signal to noise ratio.
Now – Zero hum from power supply.
Here’s the solution.
Absolutely dead quiet. Double regulation.
First stage down to +/- 17.3
Second stage down to +/- 15
Less than 2mV … Continue reading