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Avatar for MicroSonic

I have been collecting schematics for 30 years and 5 years ago I started make them available at my site but...

replies: 72 views: 95,076
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hebjam 3 weeks ago
Avatar for Tim Farrant



OK, something to spice up Geekslutz = here is where we post images of the INSIDE of audio equipment. Disclaimer; any photo...

Tim Farrant
replies: 1,106 views: 489,793
Avatar for chipss36
chipss36 3 weeks ago
Avatar for gabriel1

DSP Innovations has recently launched a FREE data sheet search site. The site, - Search Electronic Components ,...

replies: 16 views: 45,524
Avatar for ponzi
ponzi 27th October 2017
Avatar for Tim Farrant

Anyone who offers technical services should get themselves listed into the new member directory here... Gearslutz Directory:...

Tim Farrant
replies: 8 views: 34,318
Avatar for Aniol1349
Aniol1349 10th June 2017
Avatar for pitchbend

A couple years back I scored some free electronics from a local radio station that was closing down and among the haul there was...

replies: 3 views: 223
Avatar for mrfantastic
mrfantastic 1 hour ago
Avatar for scottsnailham

An interesting problem. When I load the tape into the SV 3800, it seems to load fine, the guides come out and wrap the tape...

replies: 15 views: 1,176
Avatar for scottsnailham
scottsnailham 3 hours ago
Avatar for yeloocproducer

Anyone have a Lexicon LP-2 output filter (small metal container)??... lexicon part #023-03196 ... it's the lowpass filter for the...

replies: 34 views: 4,584
Avatar for mikefiction
mikefiction 7 hours ago
Avatar for AmarillaMusic

I'm about to buy a Yamaha Rev1 Reverb unit but first it needs a new internal battery and a new battery in the remote. Does anyone...

replies: 1 views: 181
Avatar for AmarillaMusic
AmarillaMusic 9 hours ago
Avatar for KingpenCowboy

I have an ART PRO CHANNEL 1 MODEL 215 AND UPON CIRCUIT BOARD INSPECTION I DISCOVERED that one of the tube mount legs was loose...

replies: 3 views: 763
Avatar for KingpenCowboy
KingpenCowboy 16 hours ago
Avatar for goom

I'm not sure if the company was handed to another entity to keep going after the owner passed away. confoosed

replies: 6 views: 747
Avatar for goom
goom 17 hours ago
Avatar for Kas

So I was trying to use an old 1/8" mini stereo to 1/4" stereo adapter to run a mic with a 1/8" mini plug into the...

replies: 7 views: 3,750
Avatar for BudgetInfinity
BudgetInfinity 21 hours ago
Avatar for beautyfish

All - My OLD Bryston 3B needs servicing, and Bryston tech support is very cranky about how they handle out of warranty amps. ...

replies: 13 views: 7,270
Avatar for thecomposinator
thecomposinator 1 day ago
Avatar for martyblackeye

Hello! I'm working with a '58 Braun SK5 (AKA Snow White's Coffin). Single ended, hifi system. Currently, there is AC...

replies: 4 views: 683
Avatar for JohnRoberts
JohnRoberts 1 day ago
Avatar for PeterPav

Active Monitors that have a Hi and Lo cut and Boost on them, is that tied directly to the tweeter and driver ? Or is it an actual...

replies: 2 views: 443
Avatar for PeterPav
PeterPav 1 day ago
Avatar for DVOA

Hi, i hope this is the correct forum for this kind of stuff: I recently bought a Yamaha DX21 for a very good price and it's...

replies: 4 views: 564
Avatar for DVOA
DVOA 1 day ago
Avatar for jetboatguy

So, some techies have been attempting mods to the Alesis 3630 comp with success... can this apply to the nanocompressor as well...

replies: 11 views: 4,751
Avatar for Mario-C.
Mario-C. 2 days ago
Avatar for recordinghopkins

Tonight the 17v +/- lights went out on my power supply. I have yet to remove it from the rack, but I was curious to see if anyone...

replies: 119 views: 23,515
Avatar for Jim Williams
Jim Williams 2 days ago
Avatar for jennabowen

I have large number of OST files that I want to convert into Outlook PST file. Is there any solution available to convert...

replies: 3 views: 977
Avatar for Isaacdavies
Isaacdavies 2 days ago
Avatar for sleepwalk

Hi, I have a Solo 610 that is in need of diagnostics/repair. It will work fine for an hour or two, and then the gain just becomes...

replies: 6 views: 701
Avatar for mbrebes
mbrebes 2 days ago
Avatar for robmix

So I'm looking for an alternate source for festoon lamps. The manufacturer of the meters in my console wants an outrageous amount...

replies: 26 views: 6,335
Avatar for dhenriks
dhenriks 3 days ago
Avatar for sott

I just bought this speaker and I admit that my expectations were not too high. But because the price was good, I gave it a...

replies: 0 views: 532
Avatar for sott
sott 3 days ago
Avatar for skern49

Hello. I have a footswitch which engages/disengages the tremolo on my Carr Rambler. There is no LED associated with it. Here's a...

replies: 1 views: 500
Avatar for DrewE
DrewE 3 days ago
Avatar for Seamus TM

Hi all, I am trying to find an NTP M100c op amp. Any ideas? Thanks, Seamus EDIT: Found some, thanks!

Seamus TM
replies: 20 views: 3,493
Avatar for andre tchmil
andre tchmil 3 days ago
Avatar for Durr GaGa

Hi Folks, I wonder if any of you can offer any advice regarding a strange issue with my Mother 32? If I initialize pattern...

Durr GaGa
replies: 1 views: 631
Avatar for Durr GaGa
Durr GaGa 4 days ago
Avatar for darkgoob

(I don't know if this is the best forum for this, please let me know if I should move it to a different sub. This pertains...

replies: 6 views: 2,425
Avatar for midinerd
midinerd 4 days ago
Avatar for rojaros

Hello folks, I'm not a great tech guy, but I'd be able to solder up something. I was searching for Danish Pro Audio PCC4000...

replies: 10 views: 1,542
Avatar for Orgeltonmeister
Orgeltonmeister 4 days ago
Avatar for slutter

Hi, Just have a quick tech question. I've troubleshooted a PCB that has a number of issues, including a small portion of a...

replies: 6 views: 608
Avatar for slutter
slutter 4 days ago
Avatar for shortyboyboy

Hi Gang, I have some problems with my Trident 65 I was hoping you could help me with. I believe the problems can be fixed by...

replies: 18 views: 790
Avatar for shortyboyboy
shortyboyboy 5 days ago
Avatar for OBO

Hello, searching the Neve 66 connector info manual. I desesperatly look after it in order to install the console!!! Many...

replies: 15 views: 2,571
Avatar for Zebra_PD
Zebra_PD 5 days ago
Avatar for nachthymnen

Hey guys, I've been lurking on the forums for quite a while but never created an account to post or write. I've been trying to...

replies: 9 views: 4,375
Avatar for notmenoway
notmenoway 5 days ago
Avatar for slutter

Hi, I'm troubleshooting a Yamaha P-115 which has numerous non-working keys. I've isolated it down to the contacts on the PC...

replies: 8 views: 627
Avatar for slutter
slutter 5 days ago
Avatar for Trojanmantony

I have 10 years experience in soldering(thru hole and smt), I can repair and troubleshoot stuff relatively well, and I am an...

replies: 6 views: 889
Avatar for ggodfrey
ggodfrey 5 days ago
Avatar for Maschu

Hey guys, I'm having trouble with ma Wa73 Neve clone. I already send it back, but it came back to me still having the same...

replies: 21 views: 991
Avatar for warmaudiosupport
warmaudiosupport 6 days ago
Avatar for iltrich

Hello, I have a DBX 166XL Compressor/Limiter/Gate :facepalm:. Is there anyway to modify it to improve its performance? Is the...

replies: 8 views: 3,250
Avatar for enginefire
enginefire 6 days ago
Avatar for rocketship69

Hi. I am adding a Zvex Fuzz Factory to my guitar. I have the cavity drawn out on the guitar that easily fits the board from...

replies: 9 views: 620
Avatar for enginefire
enginefire 6 days ago
Avatar for jofo70

I used their contact page, but PMI audio got back and said that they didn't get many schematics when they acquired Joe Meek. ...

replies: 5 views: 775
Avatar for dirker
dirker 6 days ago
Avatar for suckboi

I have a zvex vertical fuzz factory and even when it was within its casing, it would not turn on with the 9V battery powering it....

replies: 1 views: 570
Avatar for rocketship69
rocketship69 6 days ago
Avatar for Qumok

Hello. So I decided to test out my chameleon 7720 and gather some info. I got some interesting results, especially against its...

replies: 3 views: 525
Avatar for Qumok
Qumok 1 week ago
Avatar for Brian M. Boykin

I’ve read up on these and they seem more favorable because the cabinets are sized better for the drivers than say the 4411’s...

Brian M. Boykin
replies: 10 views: 1,008
Avatar for Jim Williams
Jim Williams 1 week ago
Avatar for Hexov

Hello everyone! I'm new to this forum and i would like to thank everyone in advance who will help me with this problem. I've...

replies: 2 views: 566
Avatar for Hexov
Hexov 1 week ago
Avatar for iaw1978

I've been working on some older units as I've found them cheap to come by (Boss Dr-55 and Soundmaster Sr-88) and I have some...

replies: 6 views: 660
Avatar for Cpl. Punishment
Cpl. Punishment 1 week ago
Avatar for E Orjatsalo

Anyone have these? The ones in manual are too vague to really find out what to do to repair a channel. I contacted local...

E Orjatsalo
replies: 15 views: 14,288
Avatar for althemusicwizard
althemusicwizard 1 week ago
Avatar for Ez Presso

Hello, guys. Does anyone out there have the service manual or schematics for Tascam FW-1804 or Tascam FW-1082? I am trying to...

Ez Presso
replies: 1 views: 791
Avatar for pdeber
pdeber 1 week ago
Avatar for iudex

I am trying to fix my old Marshall Valvestate 8010, mostly because I wanted learn soldering and some standard troubleshooting....

replies: 0 views: 627
Avatar for iudex
iudex 1 week ago
Avatar for brijem

I know there are endless threads about the ART VLA Pro II and the various mods possible, but that's part of the problem - too...

replies: 0 views: 601
Avatar for brijem
brijem 1 week ago
Avatar for midnightmarauder

I'm having this strange and annoying problem with my beloved Waldorf Q keyboard. And I would be greatful if somebody might be...

replies: 2 views: 998
Avatar for midnightmarauder
midnightmarauder 1 week ago
Avatar for nicholasj

My Soundcraft FX16ii has a channel locked in solo/pfl mode. Unhooked everything, powered down, pressed solo button hard, etc.....

replies: 0 views: 660
Avatar for nicholasj
nicholasj 1 week ago
Avatar for mitchholtby

Hi! I'm developing a few products at the moment, most notably an affordable stereo vari-mu. I'm a bit lost on where to reliably...

replies: 7 views: 850
Avatar for mrfantastic
mrfantastic 1 week ago
Avatar for plutoniq

Hey, I’ve been restoring an old Schaller Reverb unit that has been a bit neglected (on loan to my buddy for 20yrs), the main...

replies: 5 views: 1,124
Avatar for tINY
tINY 1 week ago
Avatar for airloom

does anybody have the pinouts for an akg c422?

replies: 2 views: 702
Avatar for sparky52
sparky52 1 week ago
Avatar for Pilbromatic

Hey guys, Normally I'd post this sort of thing on the DIY Audio forums, but GS is where the legends lurk cooge I've just...

replies: 0 views: 641
Avatar for Pilbromatic
Pilbromatic 1 week ago
Avatar for DanielJC

I hope I'm posting in the right place here. I've searched around and found some similar questions, but not the exact issue I'm...

replies: 0 views: 675
Avatar for DanielJC
DanielJC 1 week ago
Avatar for sameal

Hi. I got a stack of these from a generous trash can awhile back. Someone had robbed the transfo's. So i located a few...

replies: 1 views: 751
Avatar for S_mask
S_mask 1 week ago
Avatar for Sonata

Dear Gearslutz members, I'm having a very weird grounding issue in my studio. I tried contacting various support teams already,...

replies: 7 views: 1,435
Avatar for Sonata
Sonata 1 week ago


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