The No.1 Website for Pro Audio
 Search This Forum  Search Reviews  Search Gear Database  Search Gear for sale  Search Gearslutz Go Advanced

Sponsored By
Thread / Thread Starter Replies / Views Last Post
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: 1,078 views: 458,072
Avatar for fazeka
fazeka 1 week ago
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: 66 views: 83,898
Avatar for Philbo King
Philbo King 11th August 2018
Avatar for gabriel1

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

replies: 16 views: 40,254
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: 29,085
Avatar for Aniol1349
Aniol1349 10th June 2017
Avatar for Norn1972

I having a really frustrating problem trying to sync to Ultragain Ada 8200 to the ADAT in, on my RME Babyface soundcard. I'm...

replies: 1 views: 61
Avatar for Radardoug
Radardoug 3 hours ago
Avatar for bubblebash

I have a fair amount of 100V gear from Japan, and have been noticing that the internal PSUs are often rated up to 120V. Service...

replies: 3 views: 120
Avatar for bubblebash
bubblebash 6 hours ago
Avatar for kinjack

I need some mixing console help from you lovely folks. I've recently acquired a Soundcraft 600 series.. great! Excluding a few...

replies: 9 views: 629
Avatar for kinjack
kinjack 14 hours ago
Avatar for nucelar

Hi there! Somewhat offtopic but anyway, I'm hoping for some ideas. I have a device that has several capacitive touch...

replies: 4 views: 176
Avatar for DrewE
DrewE 14 hours ago
Avatar for Ted Krotkiewski

Hi friends! I know this has been covered here before... I´m a total noob to electronics apart from soldering prepared DIY...

Ted Krotkiewski
replies: 1 views: 149
Avatar for Richard Crowley
Richard Crowley 15 hours ago
Avatar for krabbencutter

Hey Folks, I started a little hardware project and now that most of it is working, I'm confident enough to share it outside of...

replies: 0 views: 127
Avatar for krabbencutter
krabbencutter 19 hours ago
Avatar for johnylondon

I have a Mackie hdr24 that's giving me error 43 - no comunication with host. I couldn't find much about it on the www, which...

replies: 0 views: 107
Avatar for johnylondon
johnylondon 20 hours ago
Avatar for zulusound

I have a Korg Stage Echo that has begun to squeak badly, caused by the pinch roller. Is there something to lubricate that would...

replies: 10 views: 844
Avatar for Steve1985
Steve1985 21 hours ago
Avatar for ersheff

Hello. I've been dealing with a faint buzz in both of my original KRK Rokit 5's for quite some time now. Different houses, power...

replies: 72 views: 35,726
Avatar for ianmock2
ianmock2 1 day ago
Avatar for Robert Randolph

I woke up this morning and one of my cables (on a drum kit setup from the day before) is very noise and it's extremely...

Robert Randolph
replies: 14 views: 338
Avatar for Robert Randolph
Robert Randolph 1 day ago
Avatar for Alex Specht

Building preamp/eq with low power LT1013/1014 opamps. 10 + stages total for filters/eq. when i get to the high shelf section...

Alex Specht
replies: 7 views: 336
Avatar for samwinston123
samwinston123 1 day ago
Avatar for Stevep110

I every one, i have a Art Pro MPA II and i nead a transistor, the part number on it is AVK82113 location on the board is U102,...

replies: 2 views: 315
Avatar for Stevep110
Stevep110 1 day ago
Avatar for PJSolarz

Hello all, I have a JCM900 4100 100W head that I've had for years and it has gone through tubes left and right. I finally...

replies: 1 views: 256
Avatar for ponzi
ponzi 1 day ago
Avatar for Axiomhead

Has any one here built one? I was looking at one Here. Anybody have any experience with such a beast? I was thinking...

replies: 23 views: 7,542
Avatar for wavenurse
wavenurse 1 day ago
Avatar for jgec

Hi, I've a few bits and pieces in my racks where the power supplies are beginning to hum, no doubt due to their age. Are...

replies: 3 views: 259
Avatar for forestcreature
forestcreature 1 day ago
Avatar for shahstlz

Dear people of wisdom, I've bee recording some drum tracks with a few mics and just for fun with the Marantz PMD620 internal...

replies: 2 views: 254
Avatar for forestcreature
forestcreature 1 day ago
Avatar for jrp

Hello, I got this vintage Strip called BFE BC317. Tested 1989. The preamp and eq are working and sounding very good. But i...

replies: 1 views: 713
Avatar for marssound
marssound 2 days ago
Avatar for MainTime

Hello, Silverstone wrote that it's possible to make a nice Di Box, which is used on Nashville studio, based on WE 111C ...

replies: 85 views: 9,633
Avatar for Brent Hahn
Brent Hahn 2 days ago
Avatar for hourglass

Picked this up on the cheap and cracked it open to see what's what. I see some Hobart transformers, some 2068 and 4560...

replies: 3 views: 257
Avatar for JohnRoberts
JohnRoberts 3 days ago
Avatar for tr0x

Hi, some time ago I bought an "unknown condition" Sony DPS-R7, it arrived at my home packaged with a light cardboard...

replies: 4 views: 526
Avatar for tr0x
tr0x 3 days ago
Avatar for Aniol1349

Hello guys, I have a Soundcraft "Large Power Supply" for a TS12 which I would like to upgrade. It will have to...

replies: 8 views: 783
Avatar for NadMk
NadMk 3 days ago
Avatar for smilan

Hi, I would like to modified my Ampex 602 preamp into a two mic preamps. I'm thinking of using the original design for the...

replies: 8 views: 332
Avatar for smilan
smilan 4 days ago
Avatar for joshgura

why do people go for IC op amps when you can wire up your own using high quality components? my question comes from the...

replies: 126 views: 30,250
Avatar for Alex Specht
Alex Specht 4 days ago
Avatar for Alexander_Music

Hello ! I want to build a pair of very good studio monitors, something like: Barefoot mm 35 Kii Three Dutch & Dutch...

replies: 35 views: 1,734
Avatar for nat8808
nat8808 4 days ago
Avatar for Audiofool

My AMS Neve 1081 has a problem. It does not pass anything under 10k. I have managed to identify the problem to the gain...

replies: 0 views: 226
Avatar for Audiofool
Audiofool 4 days ago
Avatar for tenor39

I remember seeing a thread about parts being available for the MK-012 mic mod. Anyone know about this?

replies: 39 views: 11,631
Avatar for bxt403
bxt403 5 days ago
Avatar for Hitrate

Howdy folks, in the spring I aquired this 1989 79 key beast. It had 3 dead keys which the seller obviously didn't mention or give...

replies: 0 views: 229
Avatar for Hitrate
Hitrate 5 days ago
Avatar for starfield

i recently removed an old JL Cooper patch expansion mod that was installed on my Jupiter 8 the mod was a small board attached to...

replies: 1 views: 1,183
Avatar for Peter Nielsen
Peter Nielsen 5 days ago
Avatar for xmission

Hi All, I grabbed a Kosmos off of ebay. Of course it doesn't pass audio. The level pot appears to have been hit pretty...

replies: 6 views: 342
Avatar for xmission
xmission 5 days ago
Avatar for Patrick H

Hi all. Im having an ongoing issue with noise. This noise happens randomly and occurs for 5-10 seconds at a time - 2-10 times a...

Patrick H
replies: 36 views: 1,003
Avatar for Patrick H
Patrick H 5 days ago
Avatar for tobi-mobile

Hello folks, I've been searching for ages and can't find the information I'm looking for to build this: A passive attenuator...

replies: 19 views: 504
Avatar for kirkus
kirkus 5 days ago
Avatar for KissMyRobot

Taking inspiration from Pre-Order Colour Modular Analog Saturator but simply because I don't own a 500 series rack, I was...

replies: 39 views: 3,928
Avatar for Brent Hahn
Brent Hahn 6 days ago
Avatar for partlenum

I've searched all over the place regarding finding replacements for s950 tactile switches, but couldn't even find anything even...

replies: 1 views: 279
Avatar for niklasni1
niklasni1 6 days ago
Avatar for coso

I am building a mid-side encoder/decoder using a pair of Lundahl 1517 transformers. I have attached two images: One is the...

replies: 1 views: 298
Avatar for DrewE
DrewE 6 days ago
Avatar for laxfilet1337

Hello everybody, i recently bought a AKAI S900. I replaced the Floppy Drive with a HxC Floppy Emulator with SD Card. When I...

replies: 0 views: 249
Avatar for laxfilet1337
laxfilet1337 6 days ago
Avatar for analogtodd

I've got an MCI JH24 that isn't doing what its supposed to do! It looks like a solenoid issue with the head shield... I can't...

replies: 9 views: 480
Avatar for David Kulka
David Kulka 1 week ago

Recently, my Monster Power Center 3500 burnt out. Just stopped working. I opened it up and found that a resistor located at R132...

replies: 31 views: 3,663
Avatar for jb4674
jb4674 1 week ago
Avatar for Georgemodular

hi, i'm looking for the schematics for the trident vfm mixer as mine has a few scratchy controls and a noisy main out.. so i may...

replies: 0 views: 255
Avatar for Georgemodular
Georgemodular 1 week ago
Avatar for rnetko

Looking for a competent tech to do repair and modification of vintage gear in Atlanta area. Thanks

replies: 0 views: 252
Avatar for rnetko
rnetko 1 week ago
Avatar for Brian M. Boykin

Broke a diode fenagling in some 2200uF caps. This is my first experience with diode replacement. Mr Google has lots of info on...

Brian M. Boykin
replies: 29 views: 752
Avatar for Brian M. Boykin
Brian M. Boykin 1 week ago
Avatar for Soundzman

Hello guys, I've got an Seeport mixer from Seem Audio which needs some sevice. Does anyone has an service manual or...

replies: 0 views: 254
Avatar for Soundzman
Soundzman 1 week ago
Avatar for salomonander

hey, im just servicing some 70s modules. i did measure all the tantalums and some show a much too high esr. the worst have esr...

replies: 33 views: 1,517
Avatar for mathologie
mathologie 1 week ago
Avatar for audiothings

My partner and I do quite some work for apps and games for mobile phones. Each time we wish to cross check a mix, we have to...

replies: 2 views: 360
Avatar for DrAudiospecific
DrAudiospecific 1 week ago
Avatar for oldsoulsound

The meter on my Soundcraft D203 group Module does not work. All other functions seem fine. Any ideas on a repair? I purchased a...

replies: 1 views: 281
Avatar for Jim Williams
Jim Williams 1 week ago
Avatar for Rasputin1916

While the Emu Emax service manual covers a good portion of the circuitry, one key element that is primarily glossed over or...

replies: 7 views: 1,171
Avatar for Japan1
Japan1 1 week ago
Avatar for bru

I just picked up a Sennheiser Blackfire 530 with some grill damage and the foam inside looks pretty gnarly. Anyone know how to...

replies: 0 views: 312
Avatar for bru
bru 1 week ago
Avatar for metaljoseph

Here my predicament guys. I am setting up my home studio and I am getting this nasty buzz when recording direct into my...

replies: 10 views: 630
Avatar for NadMk
NadMk 1 week ago
Avatar for tommcc

Hi - I just got some new DOAs to drop into my pair Lindell 6x500's. I was able to get two ACTUAL API 2520s! If you know...

replies: 0 views: 297
Avatar for tommcc
tommcc 1 week ago
Avatar for Arioch

Hello Everyone, Don't really have a presence on Gearslutz but I have reached an impasse and I desperately need some help and...

replies: 1 views: 461
Avatar for Zeroesque
Zeroesque 1 week ago
Avatar for rudee

Hi, I'm looking for schematics and any info for this mixer (pictures). This is vintage Semrau I bought yesterday. Thank You...

replies: 12 views: 1,006
Avatar for rudee
rudee 1 week ago


Forum Tools
Search this Forum
Search this Forum :

Advanced Search