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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: 1,131 views: 509,479
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pan60 6 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: 73 views: 103,622
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Sebastian_darc 2 weeks ago
Avatar for gabriel1

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

replies: 16 views: 48,993
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: 37,950
Avatar for Aniol1349
Aniol1349 10th June 2017
Avatar for polymono

My EMU E6400 isn't booting all of a sudden. Getting this error message at boot: Tried removing all attachments, ram, scsi...

replies: 1 views: 163
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Mastropiero 1 hour ago
Avatar for mathieus

Hi all, So, i've been lurking on this forum for a very long while, thought i might start actively participate after about...

replies: 2 views: 743
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MauserM 1 hour ago
Avatar for cimic

Hi, I have a soundcraft 6000 which started with a solo fault. Every now and then the solo light would light up on the master...

replies: 10 views: 1,012
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michelley 1 hour ago
Avatar for Bobaloo

I would like to place a Weston 862 VU meter to monitor the output of an Asian Class D (or T) amplifier, that will feed to an...

replies: 2 views: 106
Avatar for Bobaloo
Bobaloo 3 hours ago
Avatar for noviygera

Greetings! I am a small start up company that is currently developing a single product. I am looking for a patent firm that...

replies: 2 views: 307
Avatar for Jay Rose
Jay Rose 3 hours ago
Avatar for sbass

Hi, I'm new here and I have a request. I recently bought a Soundcraft 16/08 series II (early 70's). It's a beautiful one but it...

replies: 37 views: 4,758
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bagomusic 4 hours ago
Avatar for Edwardhyde

Hey, I came back to my workshop after the weekend to discover my Dynaudio BM14S sub powered down, fuse blown with black marking...

replies: 9 views: 306
Avatar for mrfantastic
mrfantastic 12 hours ago
Avatar for drewharris

I've just had the weirdest (electronic?) interference that I've never experienced before and was hoping someone could shed some...

replies: 5 views: 288
Avatar for Radardoug
Radardoug 16 hours ago
Avatar for kinjack

Hi all, Been bringing a Fostex A8 that had been sat in a basement for a few too many years back to life. Almost everything is...

replies: 3 views: 354
Avatar for kinjack
kinjack 23 hours ago
Avatar for JWILLIAMS

Greetings, I'm looking for a (trust worthy) tech that can duplicate the at8560 power supply used for Audio Technicas AT4060 tube...

replies: 14 views: 2,074
Avatar for mbrebes
mbrebes 1 day ago
Avatar for MarianH

Dear all, when digitising some cassettes using a Tascam 122MKIII cassette deck, I noticed a peculiar pattern of the noise of...

replies: 2 views: 395
Avatar for MarianH
MarianH 1 day ago
Avatar for undermind

Hello, I'm really hoping someone can help me out. I'm trying to track down the build guide for the Bart HRK mpq568c mic preamp....

replies: 1 views: 274
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undermind 1 day ago
replies: 1 views: 398
Avatar for DrewE
DrewE 1 day ago
Avatar for jknappsax

I posted something yesterday about a Paradigm speaker I'm troubleshooting, and incorrectly called it a Paradigm 5, and it's...

replies: 0 views: 542
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jknappsax 1 day ago
Avatar for Uby62

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

replies: 3 views: 352
Avatar for Uby62
Uby62 1 day ago
Avatar for Radardoug

Hi all, just repaired a Sanken CU41 that was noisy. Sanken were useless, wouldnt supply a schematic, so I had to draw it out....

replies: 2 views: 595
Avatar for Radardoug
Radardoug 1 day ago
Avatar for jknappsax

Actually, I was in error, I'm troubleshooting a Paradigm Active 20 speaker that has HF loss, and the HF control has no effect....

replies: 0 views: 483
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jknappsax 1 day ago
Avatar for Brako21

I find these frequencies to sound cheap and annoying, so if anybody can point me in the direction of large condenser mic with...

replies: 7 views: 303
Avatar for Bushman
Bushman 2 days ago
Avatar for tomatoKetchup

Hello all, Just bought a used Creamware A16 ultra. Upon unpacking, I heard a loose component moving around inside. I opened the...

replies: 5 views: 581
Avatar for tomatoKetchup
tomatoKetchup 2 days ago
Avatar for Nabbit

Hi, I'm looking for a good basic oscilloscope for audio testing/tube biasing. Can someone please recommend something that...

replies: 6 views: 373
Avatar for tINY
tINY 2 days ago
Avatar for bubblebash

I picked up an E-mu Vintage Keys Plus with the old blank screen problem. I've fixed a Morpheus that had the same issue by...

replies: 4 views: 271
Avatar for bubblebash
bubblebash 2 days ago
Avatar for ben_allison

The 053Ti tweeters in my LSR28P's are pooched. I really don't feel like spending $160/ea for replacements. Does anyone have...

replies: 9 views: 671
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ErikG 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: 43 views: 12,035
Avatar for M.Retra
M.Retra 2 days ago
Avatar for weenhillage

I am building a Kassutronics 3340 VCO. It calls for a LM7905acz Voltage regulator. In my possession I have an LM7905ACZ/LFT1...

replies: 0 views: 174
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weenhillage 2 days ago
Avatar for innerbooty

Hi, I have been having issues with the gain knobs on my RFT MV/810's for years now. A little scratchy, a bit intermittent. But...

replies: 2 views: 498
Avatar for jokeramik
jokeramik 2 days ago
Avatar for bgood

Hey y’all I’m not finding a MIDI controller that interests me and I’ve been flirting with the idea of building an...

replies: 5 views: 286
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bgood 3 days ago
Avatar for konstantingroove

Hi, everyone! Long time lurker, firs time poster here. I'm trying to build a fully analog studio with an Orati Mx-70(16tk) as the...

replies: 34 views: 1,258
Avatar for konstantingroove
konstantingroove 4 days ago
Avatar for kennyplex

I have recently built 4 SCA N72 preamps and I have a few questions before I plug them in for the first time. The only...

replies: 1 views: 263
Avatar for Johnny T
Johnny T 4 days ago
Avatar for bubblebash

I did the Boss DE200 gainmod yesterday, and it was mostly successful. However, the sound became so clean and tame that I compared...

replies: 3 views: 265
Avatar for bubblebash
bubblebash 4 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: 34 views: 2,372
Avatar for angrychas
angrychas 4 days ago
Avatar for AhooraMahone

Today I just wanted to purchase my Presonus Q2 that I have been waiting for it for 3 weeks and suddenly saw a big red headline on...

replies: 3 views: 383
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bremusound 4 days ago
Avatar for okkokkokko

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

replies: 115 views: 7,996
Avatar for Brian M. Boykin
Brian M. Boykin 5 days ago
Avatar for AtticaEnumbrea

Hello, Sorry if I posted this in the wrong place, wasn't sure where it goes... I recently purchased a Quaismidi 309 from a...

replies: 2 views: 1,558
Avatar for krazh
krazh 5 days ago
Avatar for JT2

Thanks for looking. I've had this Vega 212 Soundserver for quite awhile. A friend of mine who worked for a famous band years ago...

replies: 1 views: 235
Avatar for emrr
emrr 5 days ago
Avatar for Bubbles

Hey everybody! I just picked up a used SSL X-Logic Alpha VHD 4ch Pre, and one of the red caps has disappeared before I got my...

replies: 2 views: 290
Avatar for pedalhoundz
pedalhoundz 5 days ago
Avatar for 7up partridge

I’ve come across this time and time again, but I’m very curious what the actual physical electronic reason is for this. A...

7up partridge
replies: 3 views: 313
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ShadowsOfLife 5 days ago
Avatar for sacblanc

Hi there, First time poster. Hoping to find some advice within this community :) I recently bought a second-hand Eventide...

replies: 12 views: 475
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lovekrafty 5 days ago
Avatar for thedagem

I'll admit, I'm a bit of a noob when it comes to these things. I just came across a free pair of bose 901 series II with the EQ,...

replies: 5 views: 359
Avatar for musicalavtech
musicalavtech 5 days ago
Avatar for WarmJetGuitar

Hey fellas. This is my first post on the Geekslutz section and I'm just a humble recording engineer who barely knows how to...

replies: 3 views: 323
Avatar for tchgtr
tchgtr 6 days ago
Avatar for bubblebash

I'm diagnosing a Korg sdd1000, and the reading on the 5v pin coming off the power board is slightly out of range from the spec....

replies: 3 views: 333
Avatar for S_mask
S_mask 6 days ago
Avatar for nojmichael

Hello, I have this old ribbon mic and there is a lot of hiss when it is plugged in. It generally goes away when a clouidlifter...

replies: 1 views: 206
Avatar for Jay Rose
Jay Rose 6 days ago
Avatar for Nabbit

Hi, I hope this is the right place to post this, if not sorry in advance... I have a TubeTech LCA 2B and need to send it off...

replies: 0 views: 202
Avatar for Nabbit
Nabbit 1 week ago
Avatar for Eldad

Hi everyone Has anyone sold And experience the fees they take reverb on second-hand equipment Say I sell a $ 180 product How...

replies: 1 views: 337
Avatar for oldgearguy
oldgearguy 1 week ago
Avatar for pedalhoundz

So my buddy's Roland Jazz Chorus suddenly quit working. After a look under the hood and finding both fuses in the power section...

replies: 43 views: 6,835
Avatar for SpiderMullum
SpiderMullum 1 week ago
Avatar for Drzayuss

Hi. I have a Neve 51 series console and thought it might be fun to do some mods. After doing a little research, it seems one...

replies: 7 views: 4,311
Avatar for Geoff_T
Geoff_T 1 week ago
Avatar for crosscutred

I'm kicking around a few solutions for controlling my MCI JH24 from the live room when I'm playing in and recording my own...

replies: 4 views: 332
Avatar for crosscutred
crosscutred 1 week ago
Avatar for Brian M. Boykin

So in the world of swapping modern op amps into older designs I always add a .1uF cap from the +vcc and -vcc to ground and in...

Brian M. Boykin
replies: 20 views: 657
Avatar for JohnRoberts
JohnRoberts 1 week ago
Avatar for Gusss

Has anyone tried one ? (those that use ultrasound etc to create audible inteference patters in a "beam of sound" etc)...

replies: 3 views: 544
Avatar for Jim Williams
Jim Williams 1 week ago
Avatar for slimjim5792

Hey all, I don't have any modding experience, so please excuse my ignorance. I've got an ART Pro MPA II Reference Series (the...

replies: 18 views: 3,667
Avatar for Lecussan
Lecussan 1 week ago
Avatar for camadair

Im trying for the third time to correctly connect a Sony SRA-3 preamp to a neutrik 1/4" patch bay. The Sony has TS mic in,...

replies: 45 views: 1,472
Avatar for Patrick Norton
Patrick Norton 1 week ago


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