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

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

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

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

Hello, Sorry if I posted in the wrong section, I do not know. I got an American 120v Yamaha TX-802 I got personally in NYC...

I got this Fisher 80-AZ for free! It doesn't really work. You can hear the music quietly underneath a moderately loud bassy hum...

hello, has anyone tried to replace their Kenton control freak faders? mine are in need of a change. just thought i'd ask...

Hi. I bought an old mixing desk and send it to have some service. So...What people can do to win over you? They can...

Hi Geekz! I'm currently testing a summing mixer i have designed, and gathering opinions and suggestions from some studios, and...

So I swapped a NOS 6922 for the stock JJ E88CC in a Chandler REDD 47, and I'd like to try a different, NOS tube in place of the...

Hey everyone, I’m new to synth repair. I found a Roland D-50 at a pawn shop. The headphone jack is silent/non-reactive....

Dears Does anyone have a wiring diagram of a VOX VF52A Dual Footswitch or similar model (dual footswitch with LEDs)? I am...

Hi, Slutz - I made the mistake of asking this question in the Live Sound forum, where it seems the concern is mostly with which...

Says it's disabled... anybody know how can I register? I wanted to ask some questions about Hairball's preamp kits over there and...

Hi all, suggestions needed please. I have a Mackie Control (1st generation) that has turned into a Christmas Tree lately. I...

Does anyone know where I can get parts for an older Sennheiser MKH-416 P48? Specifically looking for replacement RF coil for...

So, I've got a little bit of spare time coming up; and decided that I want to dive into some serious development with hardware /...

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

Hey all! cooge i'm installing a SC RM105 broadcast console in a local radio station and i came into a stop, I'm having...

Welcome to exactly what the title of this thread suggests! And let me go straight to the disclaimer for all you millennial-,...

Hi, I have to buy a new PSU for my Soundcraft Venue II, i found a cps650/b in good condition. What does the b mean? Can I use...

Hello, I have come across this schematic of an old little Studiomaster mixer, which people seem to love here. I wanted to check...

erased post...no answers anyway...

With all the talk of "slutz" around here, why is the technical forum "in the zone". Are we really not...

I picked up a CPS 450 to replace a dying CPS 150 for my Delta 200 board. I am looking at the specs for the two psu's and can use...

Hey fellow noise-sculpters I've been trying to find a clean copy of jbridge to use my 32bit vsts in cubase 11, but I can't find...

Hi, I'm trying to put some effects on my Sax for live performances. When using heavy overdrives, etc. I must stop due to...

hello :) when i record my synths i have this noise in 2 logements...

I just thought I would throw this out there. I want to let people know I'm always on the lookout for CS-80 parts, but really any...

Ok, I know this is not a glamorous mod, nor can it be that overly complex, but please, for posterity's sake someone please help...

I found a thread where audioboffin mentioned: "For some nutty reason I have a memory of Neumann at one time recommending...

Hey there, Im sourcing parts for a u48 build, and i was wondering if any of the mic experts could maybe lend me a hand, as i’m...

For who wants to build 500 series but has not any template for kiCAD? I have prepared (and tested) one please here the...

There may be a better place for this but, I really couldn't find it - I would have put it in say, "recording" but did...

Hi all, I hope someone can point me into the right direction as I am not a techical person, but still would like to try and solve...

Does anyone know good DIY versions of this inline preamp? A schematic with high quality components would be excellent. Like what...

these Ribbon mics are exactly the same RB-500, APEX210, NADY RSM-8 etc, they are identical MICs. It changes only the brand...

I'm looking to build a very simple A/B balanced stereo switcher box. I have 2 preamp channels that I want to be able to quickly,...

I have recently acquired a Roland Bolt-30 guitar amp which is of hybrid design, featuring a solid state pre amp with a pair of ...

Well, since we're sticking with "Geek", I'm trying some new...

Anyone know if the internal battery in the Lexicon mpx-1 is rechargable or not?

Hello Thought I'd share a really easy fix for an intermittent REL subwoofer popping sound. Over the course of the last year,...

Hi Geekslutz, We are going to be renaming this sub forum very soon - to have a more inclusive / suitable for work &...

Hi everyone! I need to repair a Ddrum AT module : the trigger inputs are not working and i have distortion on outputs, and the...

Forward Hello fellow GS'ers! This is a reissue of a thread that I started over in the Cakewalk forums. It was immensely...

Both of the meters don't go 0 in GR mode, needles are at red zone, is there any trimmer can fix the issue? Thanks guys.

Post moved to "So Much Gear, So Little Time" Thanks

Does anyone have a schematic for the Omniphonic Pre 2 please? It's the fully balanced version of the Pre 1 and all inputs and...

Hi, I want to achieve a modification of my mono SQN 3M and I want to make the pre fader direct out modification on two...

Any one have any info on doing the mackie onyx 1640 post fader direct out mod? I looked on the net but mackie's forum is down....

I'm restoring an EMT 140 at the moment which has been in storage for a few years. Sonically everything is fine but there is a...

Hi there I have an MX5050 8 track Mk3 machine that is almost running perfectly. I had the heads recently relapped, which made...

Link to thread: Mackie 1640 post fader mod? Posted way back in 2013 I'm looking to resurface this thread as I've scoured the...

I’ve been using this console in pairing with my Tascam MSR16 for 7 years now. Slowly over time, many channels on the console...