?

Log in

Archyx's journal
 
[Most Recent Entries] [Calendar View] [Friends]

Below are the 1 most recent journal entries recorded in Archyx Shapetail's LiveJournal:

Tuesday, November 1st, 2005
11:21 pm
Replacing a transistor

Some of you readers might already know that my Sansui 771 tuner-amp doesn't quite function the way it should. The amplifier side does work perfectly but the tuner's +12 volt supply doesn't always stick to its preset value, instead it drops down to +6 volts or less. I traced the problem to a (2S)D330 transistor in a TO-220 package on the PSU board.

Now, I'll disassemble the tuner-amp, take pictures on the way, and describe the procedure here.

Read more...Collapse )

And it works...



Current Mood: happy
About LiveJournal.com