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

Tim Farrant
replies: 1,161 views: 552,624
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DGL 2 days 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: 119,066
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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: 55,809
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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: 44,844
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msbettyhunt 24th March 2020
Avatar for FlyPR44

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...

replies: 2 views: 223
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Geoff Poulton 2 hours ago
Avatar for dude24man

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....

replies: 20 views: 7,133
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adtbc 7 hours ago
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Says it's disabled... anybody know how can I register? I wanted to ask some questions about Hairball's preamp kits over there and...

Deleted c117a9d
replies: 69 views: 5,194
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gyraf 8 hours ago
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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...

replies: 25 views: 5,445
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Joao B. 8 hours ago
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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 ...

replies: 16 views: 342
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dialectic 16 hours ago
Avatar for tobeknows

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

replies: 3 views: 471
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tobeknows 17 hours ago
Avatar for pip600akabob

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...

replies: 9 views: 2,789
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fernando.ribeiro 19 hours ago
Avatar for TormyVanCool

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

replies: 0 views: 90
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TormyVanCool 19 hours ago
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Does anyone know good DIY versions of this inline preamp? A schematic with high quality components would be excellent. Like what...

replies: 48 views: 7,777
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TormyVanCool 19 hours ago
Avatar for salomonander

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...

replies: 7 views: 254
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Radardoug 22 hours ago
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I’ve been using this console in pairing with my Tascam MSR16 for 7 years now. Slowly over time, many channels on the console...

replies: 5 views: 124
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Rick Dalton 23 hours ago
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Hello, Not sure which thread to post this in so apologize if I'm in the wrong place! I should mention I very little about...

replies: 0 views: 86
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frenchji 23 hours ago
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Hi Guys, Vocalist here with a cry for help:) I have two Aphex 107 Mic-Preamps which both have the same blown part. I know nothing...

replies: 10 views: 1,821
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Jim Williams 1 day ago
Avatar for WarmJetGuitar

Hey there. This might be a silly question... and maybe even a silly question where the answer depends on so many factors its...

replies: 5 views: 285
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Jim Williams 1 day ago
Avatar for Jules

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

replies: 7 views: 255
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Tim Farrant 1 day ago
Avatar for C_04

Hi Im trying bring back to life my Voiceworks harmony processor. The problem is i cant get 1kC potentiometer especially that one...

replies: 6 views: 1,172
Avatar for Rick Dalton
Rick Dalton 1 day ago
Avatar for MadDave

I've done my previous designs straight to PCB, but decided that I wanted to try prototyping on turret board this round. Before,...

replies: 1 views: 119
Avatar for tINY
tINY 1 day ago
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Following the passing of Rupert Neve I was pondering the longevity of his designs and others of the period versus the myriad...

replies: 15 views: 433
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ruffrecords 2 days ago
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Is is dangerous for a mic to plug in its XLR cable while the phantom power is switched on? Does this 48 volt jolt have any...

replies: 54 views: 31,552
Avatar for Jim Williams
Jim Williams 2 days ago
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Hi! I have a Allen&Heath ZED 18 and there is no audio coming out from the master output and headphones (only in pfl). I’ve...

replies: 1 views: 352
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Vasilgv11 2 days ago
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my lovely old 1st gen Solina String Ensemble has some of the hard to find "mullard fish" capacitors damaged. I was...

replies: 10 views: 2,007
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Studiowise 2 days ago
Avatar for starfield

so to make a long story short I came upon an old arp solina (first version) a while back and failed to open it up and check it...

replies: 28 views: 4,572
Avatar for Studiowise
Studiowise 2 days ago
Avatar for tobeknows

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

replies: 0 views: 103
Avatar for tobeknows
tobeknows 2 days ago
Avatar for M.Retra

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

replies: 83 views: 25,968
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jahberger 2 days ago
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Hello, Does anyone have the physical dimensions of a Royer 121; circumference, height, and so on? A friend wants to print a 3D...

replies: 2 views: 148
Avatar for trubadoor
trubadoor 2 days ago
Avatar for salomonander

Hey there, another akward question by me. I restore lots of old gear and always try to make it look as close as possible to the...

replies: 9 views: 384
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sin night 2 days ago
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Hello! I’ve recently had success in turning a small transistor radios into a portable guitar amplifiers and as such, I decided...

replies: 11 views: 460
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cathode 2 days ago
Avatar for themachinesoul

dear Geekslutz, I accidently fried a Matrix-1000 that was configured for 120 volt by plugging it into 220 volt - :facepalm:...

replies: 9 views: 1,836
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LarryBee 3 days ago
Avatar for HansMues

I have a very nice incredible sounding vintage La3a modded by Jim Williams whcich i love and use every day, BUT, the lamp blows...

replies: 8 views: 317
Avatar for HansMues
HansMues 3 days ago
Avatar for Prince Vision

I am looking for a mic tech in Seattle. I can do some diy stuff, but when I reach the limits of my skill level, I would like to...

Prince Vision
replies: 1 views: 210
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Prince Vision 3 days ago
Avatar for xRepx

hello people! recently got a used srv330 in overall good shape and working condition, however the Alpha jog wheel doesn't seem...

replies: 11 views: 414
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Confucio 3 days ago
Avatar for jnashguitar

Now that I'm scrutinizing and modding my Soundcraft 800B, I noticed there's a bad spot in one of the ribbon cables--creates noise...

replies: 10 views: 5,150
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rsarkar 3 days ago
Avatar for deRoland

Hi there guys! We've just recently acquired a beautiful SSL 4052 with G+ computer from another studio to our studio in the...

replies: 4 views: 2,973
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guinga 3 days ago
Avatar for drplywood

Hello Folks, wondering if anyone has the manual for the ADR express limiter that they would be so kind as to share....

replies: 9 views: 2,900
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rjb5191 3 days ago
Avatar for nickstomp

Hi, Anyone has the schematic for the DSP board of the lexicon pcm81? I got an old revision (DSP board revision 00) and the only...

replies: 0 views: 135
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nickstomp 4 days ago
Avatar for mrjoeaudio

I have a 2 - LSR6328P monitors. The 8" lf in one of them is sounding low in volume and distorted. I've swapped out the...

replies: 0 views: 151
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mrjoeaudio 4 days ago
Avatar for drewharris

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,...

replies: 6 views: 422
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drewharris 4 days ago
Avatar for myles

Posted this over in the main forum, but no joy... Not much to find on a search, either here or on the net, so I'll do my...

replies: 10 views: 9,772
Avatar for GuitarPimp
GuitarPimp 4 days ago
Avatar for Alex Kretov

Hi everybody! My TC Electronic M5000 needs a battery replacement. The battery keeps all license codes on a device, which...

Alex Kretov
replies: 2 views: 303
Avatar for smartfreq
smartfreq 4 days ago
Avatar for knob twiddler

Hi there I have been working on my s900. Replacing the disk drive with a gotek, and also replacing the screen. The disk...

knob twiddler
replies: 2 views: 281
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b2001bt 5 days ago
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I have located a small number of NOS a/d converters for the Lexicon PCM 80 PCM 90 series of digital reverbs that I am using for...

replies: 132 views: 30,560
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nickstomp 5 days ago
Avatar for parousia

I have a Made in China (alas) Lexicon PCM81 (REV 3 with REV 1 DSP board). Upon normal power on, it goes through the various boot...

replies: 4 views: 1,409
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nickstomp 5 days ago
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This is the first thread I think I've started here. I want to admit I am a GearSlut. Right now, I think i would be...

replies: 5 views: 628
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jackies 5 days ago
Avatar for Iscape

Hi, Where can I buy a Lindell 1731 OpAmp in the UK (not Europe) ? Many thanks

replies: 0 views: 170
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Iscape 5 days ago
Avatar for BHW

Im doing some maintenance to my Ursa Major 8x32. It has problems with the tactical switches, sometimes they double trigger and...

replies: 2 views: 275
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rowsbywoof 5 days ago
Avatar for Lewis Robertson

Hi all, I'm hoping the hive mind can help me with this problem that has stumped me, as well as a local studio tech. There are...

Lewis Robertson
replies: 87 views: 12,341
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Lewis Robertson 5 days ago
Avatar for buschfsu

this seems to be an ideal candidate to turn into a stunner. good bones but hopeing i can make it shine. i love the...

replies: 40 views: 23,380
Avatar for chaosium
chaosium 5 days ago
Avatar for Eggbread

I have a Yamaha SY77 with a whining inverter. I've read that the problem is extremely common. It doesn't bleed into the outputs...

replies: 1 views: 574
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lakehousememory 5 days ago
Avatar for skrasms

I bought a WA-2A off of eBay a while back, and I’m increasingly convinced it’s not working right. I don’t have access to...

replies: 1 views: 201
Avatar for skrasms
skrasms 5 days ago
Avatar for guitarburrito

I've been looking at this MOTU M4 because 1) I like the DAC and ADC chips, 2) inputs 3/4 are line level only and don't have...

replies: 1 views: 186
Avatar for rez
rez 6 days ago