preamps lamps works intermitently trace the cable from the bulb going to the circuits/pins,check the cold solder,re-solder it,look for other associated circuit visually,re-solder and re-try and ...
Question about Peavey Audio Players & Recorders
...full circuit board? transistor is a lot cheaper than the whole preamp board .But .....If availability or replacement is the problem could be.unless you know how to find the replacement for what it
PreAmp to Amp problem Connected up a NAD preamp to my NAD integrated amplifier. OOps - now the CD player doesn't work through the CD input - but works at full blast through the Main input ...
Question about Sunfire Audio Players & Recorders
...do with the Tracking power supply, removed the cover found no burned parts. any advise The internal preamp driver is defective. You will need to test the preamp IC and its reaction circuits and then ...
...preamp I now get a loud pop in the left channel, which breaks the circuit for the channel in the amp. Once it resets, however, I get normal sound. It happens if I turn the preamp on before the amp, ...
...Preamp that is about 20 years old. It works fine except when left on for an extended period of time it makes a popping sound through the output stage. I found out through the Carver Audio forums that ...
...the inputs and outputs all work, but the volume LED's are gone. This makes it very hard to adjust preamps... I would like to know if there's a way to fix this, before I try to tear it apart and ...
onkyo M504 circuit protector In an answer to your Circuit ProtectorProtection Circuit = Q701 and associated componentsRelay Sw Drive = Q702 and associated components
...0.7V on the output, have a tech to repairyour main amplifier.If it is about 0.7V, then check the preamp circuits and power supplyfiltering circuits and regulators. Make sure all your mic inputs
...preamp circuit. Measuring across the zener reveals one at roughly 2 volts and the other at 7 volts. AC is roughly 2 voltsto lower. Could bad zeners cause this issue? Or should I be looking for ...
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