Moog Music Forum

I need the latest version OS for a Moog Source to finish a repair job, if anyone has a .bin of the OS I would love to hear from you.

thanks

Thanks Kevin!
Tone now passes signal after cleaning the switch but still no resonance.
Unfortunately all those other parts checked out ok, it might be a PCB crack as it's hard to tell with the green foil flaking away as it does. In your experience can the opamp be the culprit, i was thinking the ...

Hi, I have a micromoog that goes dead when switched to tone mode, also the emphasis is not doing anything.

looking at the schematic I changed the transistor array ic 502 but no luck, everything else seems to test ok on the scope but i can't find the problem. any help or guidance would be much ...

Yes I thought that was the case so i swapped U32 with U23 on OSC 2 to see if the problem would switch to OSC 2 however it didn't, do you think this could mean the membrane even though the light indicates it is being pressed?

Hi all,

as the title says I have no Ramp waveform on VCO 1, only the triangle will sound when ramp is pressed. I believe the membrane is working as the light appears when the ramp is pressed.
Anyone seen this problem and know a fix. Any help is appreciated.

thanks