Original: http://bleepmicro.livejournal.com/57141.html

Here is an update to this modification.

1. Here you can see the version number of the pcb 'Version 01'.  The two diodes on the left are what you are looking for. Btw, they are the only diodes on the pcb.. so, it should be pretty easy to ( Read more... )

This updates the missing images for this modification. http://bleepmicro.livejournal.com/58080.html

IMPORTANT READ ME!  I failed to show you how I was supplying power to the broadband amps power supply. I am pulling this rectified +24volts directly from the 2 diodes on the RF generators ( Read more... )

I am posting this in case any other folks out there are having this mfg's defect issue and need help on how to repair it.

Mfg: YAMAHA
Model: YST-SW40
Description: Active Servo Processing Subwoofer System

1. Front panel knobs


( Read more... )

The purpose of this project was to build my son a small lightweight 'portable' amplifier for his electric guitars that would allow him to sort of move around from time to time and demo a new song for people in other parts of the house without having to move the big amplifier around and so forth.

What was designed into the unit is as follows;
* Small ( Read more... )