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

Tim Farrant
replies: 1,163 views: 557,444
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YashN 1 week ago
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I have been collecting schematics for 30 years and 5 years ago I started make them available at my site but...

replies: 86 views: 120,691
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waveterm 25th December 2020
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DSP Innovations has recently launched a FREE data sheet search site. The site, - Search Electronic Components ,...

replies: 19 views: 56,623
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msbettyhunt 27th March 2020
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Anyone who offers technical services should get themselves listed into the new member directory here... Gearslutz Directory:...

Tim Farrant
replies: 9 views: 45,668
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msbettyhunt 24th March 2020
Avatar for gradivus

I'm at a new location and I've been having interference problems with my Electro Voice RE-20. Some of the noise turned out to be...

replies: 35 views: 403
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edva 10 hours ago
Avatar for JoyousSound

Just bought this wonderful quality drum machine, but it's making only snapping sound instead of drum sounds. Everything on the...

replies: 30 views: 7,804
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ohmstudiste 14 hours ago
Avatar for Sailor Hope

Hi, today the front capsule(?), or, the gridded 3-4mm steel cap on the front of the mic, just fell off - and all the high end...

Sailor Hope
replies: 54 views: 8,845
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mkefabulous 1 day ago
Avatar for MainTime

I want to install Pan potentiometers into my passive summing box. The passive summing box has 16 input channels. It is assembled...

replies: 37 views: 2,750
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Matt Syson 2 days ago
Avatar for wildplum

I am building some cables using Mogami W2930 and Neutrik NC3MXX-EMC. The W2930 has a shield and a drain wire. Normally, with...

replies: 3 views: 317
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Avatar for gravyhavok

Hey everybody! Currently rehabbing an old Soundtracs Topaz Project 8 32 channel. I'm having trouble tracking down service...

replies: 2 views: 168
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gravyhavok 3 days ago
Avatar for LincolnG

Hey, I wonder if anybody has come across this. I just got a new Mackie 1202VLZ4 and it seems to have quite a problem with...

replies: 45 views: 2,011
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audiospecific 3 days ago
Avatar for Clbraddock

Hello, Can anyone confirm what DBX models used the 200 VCA and 208 RMS found in the 160VU? I'm trying to find a couple for a...

replies: 6 views: 145
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Clbraddock 3 days ago
Avatar for imtheus3r

This year, I bought a new Neve 1073SPX and have used it on tracking sessions approximately 20 times total. I've used it to track...

replies: 2 views: 82
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imtheus3r 3 days ago
Avatar for starfield

does anyone know of a compatible replacement for a Roland Jupiter 8 power switch?

replies: 1 views: 454
Avatar for junglehs
junglehs 3 days ago
Avatar for Etnier

My Masterlink CDR is no longer burning properly, and of course I have a project on hold because of this. I don't want to send the...

replies: 14 views: 3,986
Avatar for audiospecific
audiospecific 3 days ago
Avatar for sirjuxtable

Hey Geekz, I was gifted two Realistic Ultra Directional Electret Condenser Microphones. They appear to be battery powered...

replies: 17 views: 376
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sirjuxtable 3 days ago
Avatar for sports_poem

Howdy, I've got a 75' Rhodes MKI 73 that I've had for a couple years now. Came to me in somewhat rough shape, but I replaced...

replies: 2 views: 205
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arbor 4 days ago
replies: 5 views: 223
Avatar for audiospecific
audiospecific 4 days ago
Avatar for PurpleOhmAudio

Hi guys, Just been refurbishing an old Meridian 101 Preamp and have changed the power caps and refreshed some other...

replies: 7 views: 269
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JohnRoberts 4 days ago
Avatar for derrickhou

Hi everyone, For some reason my microphone (U87) has been making this buzzing noise while I'm recording (see attached audio...

replies: 1 views: 165
Avatar for audiospecific
audiospecific 4 days ago
Avatar for Clbraddock

Anyone know if there is a way to join I registered almost a month ago and am still waiting on my account to be...

replies: 6 views: 268
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JohnRoberts 4 days ago
Avatar for jokeramik

Hi, if you need some informationes or schematics about amplifiers and other gear from the "Rundfunk- und...

replies: 2 views: 283
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jokeramik 4 days ago
Avatar for savs165

Hello - I am new to this site, and I'm not sure if this is the correct forum to post this on, but I thought I'd give it a...

replies: 1 views: 155
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rbbrchckn 5 days ago
Avatar for estudio19

Hi, Anybody has information/ schematics for the UNIVERSAL AUDIO 2100 Channel Strip? Thanks, Francisco

replies: 2 views: 3,276
Avatar for rubli
rubli 5 days ago
Avatar for crosscutred

Hello, I'm in the process of refurbishing a couple of Amek X-Series desks. They are great sounding and easy to work on The...

replies: 4 views: 393
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crosscutred 5 days ago
Avatar for fragletrollet

Hello! I've finally finished a project I've been working on (and off) for the last three years or so. It's great to finally put...

replies: 21 views: 1,983
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znjamznjam 6 days ago
Avatar for regebro

I have a Tascam M-2524, and the M-2500 series EQ usually gets comments from "It has an EQ" to "the EQ sucks"....

replies: 84 views: 7,868
Avatar for regebro
regebro 6 days ago
Avatar for danibert

Hey guys, I connected my Roland JV-1010 to line inputs of my interface but unfortunately the maximum recording level is quite...

replies: 14 views: 296
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Thomas W. Bethe 6 days ago
Avatar for trondl

I've recently gotten the mentioned unit plus a TR-707 and MKS-30 for a laugh. Today I tested it and it made sound for about a...

replies: 12 views: 2,352
Avatar for trondl
trondl 1 week ago
Avatar for Sumtn

Hi Does anyone out there have the schematics for the Korg CR-4 (4-track cassette recorder)? I can only find the user manual...

replies: 4 views: 1,982
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666 1 week ago
Avatar for Cursed Lemon

Having replaced my ENGL's tubes a few times and with a bunch of old tubes lying around taking up space - don't ask me why I kept...

Cursed Lemon
replies: 12 views: 384
Avatar for Thomas W. Bethe
Thomas W. Bethe 1 week ago
Avatar for danibert

Hi guys, just read something about the TAL DAC plugin, which emulates old vintage sampler hardware. It provides a AM6070 DAC...

replies: 1 views: 176
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oldgearguy 1 week ago
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Hello, Amazon has a fanless, portable battery-charged power supply. It says it can handle 300 watts of power draw, and will...

replies: 3 views: 170
Avatar for David Kulka
David Kulka 1 week ago
Avatar for tron23

I am working on this unit that has two broken switches, more specifically the SIP switch and Studio speakers switch. I guess...

replies: 3 views: 188
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tron23 1 week ago
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I am trying to locate the bin files for the presets ROMs in order to save a unit. I hope asking for the code is not a violation...

replies: 0 views: 115
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tron23 1 week ago
Avatar for BarryLimestone

Hi, I have a question, if this is stupid and ignorant please, do tell me straight up. Leaving aside costs/...

replies: 6 views: 162
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David Rick 1 week ago
Avatar for DJKrishna

Hi finally manged to get hold of one of these rare units - but its in very bad condition and non-functioning. Getting the user...

replies: 5 views: 425
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lovekrafty 1 week ago
Avatar for piotr

This thread is for exchange and discussion of technical information regarding maintenance, tweaking, adjusting, and general care...

replies: 154 views: 36,206
Avatar for jack001
jack001 1 week ago
Avatar for jerry

Hi. Hope someone can help me find a TASCAM connector. It's from a TASCAM MS 16 DBX jumper plug used when the machine is not using...

replies: 30 views: 1,262
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jerry 1 week ago
Avatar for Fummunda

One of the old "boat anchors" I have sitting idle in the studio is a 1960s Telefunken M10 two-track reel machine. I got...

replies: 20 views: 374
Avatar for Thomas W. Bethe
Thomas W. Bethe 1 week ago
Avatar for SmouseS

Hi there. I need some help. Someone could tell me any exact make and model, that is 100% compatible for U67. I know...

replies: 24 views: 5,553
Avatar for Radardoug
Radardoug 1 week ago
Avatar for ginboy79

Hi Guys, i'm looking for solution to fix my mixing console "Allen and Heath System 8 / 168" . wworried I hope...

replies: 1 views: 140
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cyrano 1 week ago
Avatar for Lou kash

So you want ziggstar dust studio guitar tones. Lets say you have a marshall pig with 2 tubes removed and a xlr out, a 68 les...

Lou kash
replies: 2 views: 181
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Scragend 1 week ago
Avatar for timtoonz

I love my KSP8, and the remote is one of the best parts of using it. BUT recently the rubber bottom on the KSP8 remote has...

replies: 5 views: 707
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Blatboy 1 week ago
Avatar for Piyono

It's time to refoam my JBL Control 5 woofers. I did some quick reconnaissance and I've come up with the following resources to...

replies: 1 views: 131
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lame pseudonym 2 weeks ago
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Hi a few weeks ago I started seeing an error message on my DAW PC which warns that 'hard disc failure is eminent'. I called tech...

replies: 14 views: 1,428
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play/record 2 weeks ago
Avatar for jooooakes

I recently got my hands on an Allen and Heath System 8 mkII in decent shape for free and I was wondering if anyone had any ideas...

replies: 1 views: 459
Avatar for ginboy79
ginboy79 2 weeks ago
Avatar for Clbraddock

I’m modding a Leslie cab which has a crossover that is frequency dependent on the speaker impedance. I have an 8 ohm speaker...

replies: 3 views: 178
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Clbraddock 2 weeks ago
Avatar for shmuelyosef

My 15-year-old Mackie 1202 has finally gotten sufficiently annoying that I'm going to open it and clean all the potentiometers...

replies: 3 views: 196
Avatar for Jim Williams
Jim Williams 2 weeks ago
Avatar for Melodicca

I need help, please. The Orion X console has a great quality sound. It is transparent. Sounds big and clean. Perhaps I am...

replies: 43 views: 8,345
Avatar for Jim Williams
Jim Williams 2 weeks ago
Avatar for Overmann

Hi, I'm trying to fix an old genlock (not quite music gear, but audio/visual for sure) and the faders are broken. They look...

replies: 12 views: 398
Avatar for Jim Williams
Jim Williams 2 weeks ago
Avatar for sprockets

Does anyone have a schematic or manual for the Amek RCMA NEVE 9098?

replies: 5 views: 1,095
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neoviking 2 weeks ago
Avatar for Bravin Neff

I want to adjust (or maybe just check) the azimuth on a tape machine's repro head, and I have an alignment tape. I don't have an...

Bravin Neff
replies: 2 views: 172
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Bravin Neff 2 weeks ago
Avatar for kennybro

Seeking some advice, please, from the master electronics pros here... I have a Hammond XM-2 organ module that will not power...

replies: 6 views: 245
Avatar for RetroFunk
RetroFunk 2 weeks ago