129 results in 0.0044 seconds.
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Original DL4 freezing
I have an original DL4 that freezes up shortly after freshly being turned on. Usually cycling through the effects quickly will lock it up. Restarting the... -
Electronics fault with my Electric guitar setup?
Hi there been having issues seemingly with my E-gtr at the moment, accept I can't diagnose what the issue is, a cable, pedals or the guitar itself.
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Selmer PA100 solid state
Please does anyone have a schematic for this unit? I can only find the valve versions, not the solid state one. It's this one - https://www.vintagehofner... -
Ibanez TS9B Schematic
Anybody have a schematic or a trace diagram of the Ibanez TS9B Bass Screamer?... -
Oscilloscope suggestions
I've been doing repair work on instruments and pedals, among many other kinds of electronics, for a few years now, and I think it's time to pick up an oscilloscope.... -
Zoom 9050 schematics
Anybody have the schematic for a Zoom 9050? I'm getting all sorts of artifacts and noise through some effects even though I swapped the caps on the analog... -
One Control Anodized Brown IC
Anybody happen to know what IC the One Control Anodized Brown distortion pedal uses? I'm getting a high squeal after 12 o'clock on the gain and the IC is... -
Kurzweil Mark 10 keyboard connection issue
So I made a monumentally stupid decision and attempted to disassemble my Mark 10 in order to clean one key, and in the process accidentally disconnected the...
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1975 MXR Phase 90 - Clock noise?
Hi everyone,
I recently got my hands on an original 1975 MXR Phase 90 PCB, from an old repair shop - it had never been installed. I found a script... -
Maestro G-2 Echo issue
Maestro G-2. What blends the Echo/Repeat function to the audio signal? I'm not getting the repeats, but when engaged the audio becomes a bit louder and...
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Interesting Boss GE-10 issue
Got a weird one here with a Boss GE-10. Pedal functions normally, except the input level switch works but audibly doesn't change anything. Probed points...
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1980s EHX Stereo Memory Man - Remove internal power transformer
Hello everyone,
I recently got a 1980s EHX Stereo Memory Man in for repair, it is the US voltage version. As a first step, I wanted to convert... -
Boss ME-50 issue
Boss ME-50, originally with no power. Found voltage rails but seemed to be missing the 3.3V. Replaced a couple blown capacitors, a blown transistor, and... -
Line 6 FM4 startup issue
Anybody have any thoughts on FM4 that won't kick on? Had a short on the 3.3V line that located to the 56364 IC at U2. Replaced the IC and seem to have proper... -
Boss GE-10 Troubleshooting
Hi there, I have a GE-10 I was lent to diagnose and potentially repair. I've downloaded the service manual and am now in the process of troubleshooting.... -
Reticon SAD1024 & R5101 daughterboard conversion
Anybody have some information on replacements and conversions for a SAD1024 and an R5101? I don't believe there are any pin-for-pin drop-ins, but are there... -
Arion SCO-1 schematic
Anybody have the schematics for the Arion SCO-1 Stereo Compressor pedal? TIA. -
Glitchy Boss FRV-1 Fender Reverb
Boss FRV-1, bypass works, effect signal works. However, when the effect is on, there is also a repeating, pulsing sound continuously. The sound is similar... -
Boss DD3 Repair Mystery - Signal not passing IC
Hi everyone,
I've been working on repairing a Boss DD3 delay, here is the service manual: https://www.synthxl.com/wp-content/uploads/2018/04... -
Boss PS-2 weak effect
I got a Boss PS-2 that seems to have a weak effect signal. The bypass is fine, as the is the bypass in the mix, but the effect seems awfully soft. In the... -
Dunlop TS-1 Tremolo question
I took in a buddy's TS-1 Tremolo that's giving me a hell of a time. At this point I'm more annoyed by it, and just bugged to figure out the issue. The intensity...
