The No.1 Website for Pro Audio

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: 1,150 views: 543,601
Avatar for Rtroost
Rtroost 2 days 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: 82 views: 116,630
Avatar for MicroSonic
MicroSonic 18th July 2020
Avatar for gabriel1

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

replies: 19 views: 54,549
Avatar for msbettyhunt
msbettyhunt 27th March 2020
Avatar for Tim Farrant

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

Tim Farrant
replies: 9 views: 43,628
Avatar for msbettyhunt
msbettyhunt 24th March 2020
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: 23 views: 1,561
Avatar for Cabirio
Cabirio 13 minutes ago
Avatar for drockfresh

Hello, I am looking for grounding foil to put on the bottom of a new case built for my polysix. Attached is a picture of...

replies: 18 views: 2,473
Avatar for Rick Dalton
Rick Dalton 2 hours ago
Avatar for Sir Ruff

It was suggested we move the tech talk aspects of this new synth over here to keep it focused on this one particular issue that...

Sir Ruff
replies: 39 views: 1,290
Avatar for Sir Ruff
Sir Ruff 6 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: 15 views: 2,637
Avatar for tINY
tINY 9 hours ago
Avatar for BroGabe1

Looking for plug-in to auto-generate melody ideas over some MIDI sequences I've composed. Patterns consist of drums, piano/organ...

replies: 0 views: 89
Avatar for BroGabe1
BroGabe1 11 hours ago
Avatar for Antony Scott

Hi, I recently make a SM69 fet mic cleaning and maintenance procedure and decided to share the video...

Antony Scott
replies: 0 views: 171
Avatar for Antony Scott
Antony Scott 13 hours ago
Avatar for Oli_W

I've discovered a slightly odd thing with my 160x: Sinewave passes through very cleanly when bypassed, but when the compressor...

replies: 6 views: 400
Avatar for Oli_W
Oli_W 13 hours ago
Avatar for ickefes

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

replies: 5 views: 5,319
Avatar for Jim Williams
Jim Williams 16 hours ago
Avatar for hughmacdo

Hello, I’m moving to the US from the U.K. and hoping to take a couple of pieces of studio gear with me but I’m aware I may...

replies: 12 views: 1,302
Avatar for Gideon K
Gideon K 17 hours ago
Avatar for All Areas

Deal all, Received an Ensoniq EPS16+ in Mint condition yesterday with all original floppy disks. System boots fine,...

All Areas
replies: 0 views: 98
Avatar for All Areas
All Areas 21 hours ago
Avatar for tdot

Hey guys ... I haven't been around here in years. Mostly because I haven't really recorded anything in years...

replies: 1 views: 123
Avatar for Radardoug
Radardoug 1 day ago
Avatar for whinylittlerunt

2 questions... 1) I bought a Minipro TI866+ eeprom burner which was super cheap and come to find out it doesn't support the...

replies: 1 views: 285
Avatar for Radardoug
Radardoug 1 day ago
Avatar for Whoopysnorp

I recently recapped my VC/L2, replacing the electrolytics and upgrading the coupling caps as recommended by Jim Williams. I got...

replies: 8 views: 589
Avatar for Whoopysnorp
Whoopysnorp 1 day ago
Avatar for rachansky

Hi all, I have zero experience with mic builds and I am looking for suggestions for designs where I put an old K49 capsule back...

replies: 0 views: 91
Avatar for rachansky
rachansky 1 day 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: 16 views: 1,310
Avatar for StepLogik
StepLogik 1 day ago
Avatar for Country Rockstar

Hi, If anyone in the forum can help me with this problem it will be most welcome, I need some circuit diagrams for the Audix MXT...

Country Rockstar
replies: 0 views: 411
Avatar for Country Rockstar
Country Rockstar 1 day ago
Avatar for smakdaady

I picked up a TPSII recently and it was DOA, so, started to troubleshoot. Actually the toroid transformer got REALLY hot REALLY...

replies: 5 views: 717
Avatar for smakdaady
smakdaady 2 days ago
Avatar for Hottlungs

I just picked up a mackie control universal controller with one mackie control xt expansion controller. Each are having issues...

replies: 18 views: 3,009
Avatar for bhoskyn
bhoskyn 2 days ago
Avatar for futurama82

Hi, long time reader first time poster, this felt like the appropriate thread. I'm a bit of a DIY dabbler having build synth...

replies: 6 views: 599
Avatar for futurama82
futurama82 2 days ago
Avatar for dpbel

Hi All....I just purchased a Roland JD 990 without a power cord. Looking to purchase one but am not too sure if it is a...

replies: 2 views: 573
Avatar for dpbel
dpbel 2 days ago
Avatar for plutoniq

Well I’m dead in the water it seems, after rebuilding the power supply I tracked down the 2-prong ac cable today and while the...

replies: 4 views: 736
Avatar for plutoniq
plutoniq 2 days ago
Avatar for Boksholm

Hi! First post in theese forums! =) My Hi-fi-amp which I'm going to use as a guitar amp blows fuses after I accidentally made...

replies: 5 views: 1,154
Avatar for Cabirio
Cabirio 3 days ago
Avatar for gearstudent

hello, a lot of large diaphragm condenser mics have a substantial presence peak somewhere in the 5k-12k range when in cardioid...

replies: 5 views: 1,117
Avatar for tINY
tINY 3 days ago
Avatar for Bunkoid

Hi Folks, I've got a Studer A80 RC which is going into record mode with the record button lighting up. It erases the tape, but...

replies: 9 views: 837
Avatar for srs148
srs148 3 days ago
Avatar for DarkAlchy

I have now purchased two MOTU M2's from different sellers about 3-4 weeks apart and both exhibited similar behaviour. The first...

replies: 2 views: 250
Avatar for DarkAlchy
DarkAlchy 4 days ago
Avatar for Sircalhobz

Hey Everyone, What is some gear that hasn't been made that you would like to hear? What circuit design do you wish existed? ...

replies: 0 views: 214
Avatar for Sircalhobz
Sircalhobz 4 days ago
Avatar for Rizz0

Hi there, Wondering if someone can help me out. Up front would like to ask that you forgive my ignorance if the answer seems...

replies: 5 views: 1,274
Avatar for Cabirio
Cabirio 4 days ago
Avatar for SgtHammer

Hi, I am finally able to startup a Soundcraft DC2000 buy at a good price a few years ago. But after the happiness of seeing...

replies: 2 views: 999
Avatar for ministerpepe
ministerpepe 4 days ago
Avatar for golden_ears

---I know this had been a popular topic in the past, but I have not found any answers. Most posts say "they" are...

replies: 13 views: 3,329
Avatar for Gae
Gae 4 days ago
Avatar for Pilepoile

Hello, I use 2 appolos: 1 Appolo 16 MK2 and 1 Appolo8 MK2 when I do summation in a Vintage maker summator, I noticed a...

replies: 1 views: 448
Avatar for Pilepoile
Pilepoile 5 days ago
Avatar for Maxcutch

I have been looking at upgrading my Avantone CV-12 and by putting a new tube and capsule in it. I can't seem to find any info on...

replies: 1 views: 547
Avatar for Whoopysnorp
Whoopysnorp 5 days ago
Avatar for koitsu

Can anyone with a healthy NX5R or NS5R tell me what voltages I should be expecting on pins 1-8 of CNA3 and/or pins 1-4 of CNA2...

replies: 1 views: 164
Avatar for koitsu
koitsu 5 days ago
Avatar for L0rez

Hey Everyone, Long time first time. I'm a synth/pedal designer from NY (You can check out my shop at I've...

replies: 1 views: 164
Avatar for L0rez
L0rez 5 days ago
Avatar for rudolpho

I just found a pair of old RODE NT1 microphones at the bottom of my mic locker. I can only remember buying one so it must have...

replies: 114 views: 61,538
Avatar for Gorquin
Gorquin 5 days ago
Avatar for HSLand

I once cleaned some pots with deoxit d5 and it brought them back to life... but they were very loose since the deoxit ate through...

replies: 23 views: 4,823
Avatar for RJHollins
RJHollins 6 days 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: 16 views: 15,290
Avatar for citygas
citygas 6 days ago
Avatar for theslygoose

Has anyone ever used Neutrik NP3TT-1 style bantam plugs? I bought a bunch and now it looks like you need a special Neutrik...

replies: 3 views: 1,139
Avatar for Pinebox Studio Services
Pinebox Studio Services 6 days ago
Avatar for gabrielguinez

I attached 2 images to see what the capsule looks like (I marked it with numbers), and also an image with the colors of the...

replies: 1 views: 463
Avatar for gabrielguinez
gabrielguinez 6 days ago
Avatar for Jazzy

Hi all, I while back I purchased a "Finhol Air Kick" which was a novel idea of triggering a bass drum sample via air...

replies: 3 views: 576
Avatar for JohnRoberts
JohnRoberts 1 week ago
Avatar for grouphome

Hi, I have a LA Audio Classic compressor here with 1 knob broken. Does anyone here know where I can get a replacement for...

replies: 0 views: 264
Avatar for grouphome
grouphome 1 week ago
Avatar for mick61

Anyone know Richard from Lingenberg Sound? Several years ago I got some bits from Richard @ Lingenberg sound sent over here to...

replies: 1 views: 678
Avatar for UGP
UGP 1 week ago
Avatar for stevefuzz72

Hello I have a Roland D-5 that came to me with all sort of problems. After a full cap job and tact switches replacement,...

replies: 0 views: 393
Avatar for stevefuzz72
stevefuzz72 1 week 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: 27 views: 4,322
Avatar for guvech
guvech 1 week ago
Avatar for Sircalhobz

Hi, so I'm an audio engineer who has been lucky enough to have my hands and ears grace some of the best or at least most well...

replies: 14 views: 1,528
Avatar for Disharmonic
Disharmonic 1 week ago
Avatar for LeftRustle

... asking in some forums and got very mixed replies. I have two 16 ohm cabs (AX/BX) that'd I'd would like to run together with...

replies: 4 views: 401
Avatar for Cabirio
Cabirio 1 week ago
Avatar for DaSunlounge

Wondering if anyone could help me out please. I have an Issue with a korg poly 61, everything seems to function as it should...

replies: 0 views: 209
Avatar for DaSunlounge
DaSunlounge 1 week ago
Avatar for Jhonnie

Does anyone have a Drawmer M500 service manual or schematic? I have one channel distorted. It looks like the digital processor...

replies: 25 views: 5,365
Avatar for Zapman
Zapman 1 week ago
Avatar for JJSound21

Hey y'all. I'm a hobbyist, and I just came upon an Aphex CX-1 compressor. It seems like a cool vintage unit. I saw on the...

replies: 2 views: 824
Avatar for Gnarmageddon
Gnarmageddon 1 week 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: 81 views: 11,845
Avatar for Jim Williams
Jim Williams 1 week ago
Avatar for Un_Illuminate

So, I want to build what I think should be a relatively simple piece of equipment. You know how we pass signal through an 1176...

replies: 4 views: 437
Avatar for Cabirio
Cabirio 1 week ago


Forum Tools
Search this Forum
Search this Forum :

Advanced Search