The No.1 Website for Pro Audio

Options
Thread / Thread Starter Replies / Views Last Post
Avatar for MicroSonic

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

MicroSonic
replies: 90 views: 139,758
Avatar for Synth Guru
Synth Guru 1 day ago
Avatar for Tim Farrant

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

Tim Farrant
replies: 11 views: 56,182
Avatar for play/record
play/record 5 days ago
Avatar for Tim Farrant

The GUTZ

139


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

Tim Farrant
replies: 1,167 views: 597,436
Avatar for JohnLRice
JohnLRice 1st May 2022
Avatar for gabriel1

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

gabriel1
replies: 19 views: 67,134
Avatar for msbettyhunt
msbettyhunt 27th March 2020
Avatar for NEWTON IN ORBIT

Hello all. Some time ago, I purchased a small 8x2 mixer from a member here (who apparently knows nothing about it) in an ebay...

NEWTON IN ORBIT
replies: 29 views: 4,818
Avatar for NEWTON IN ORBIT
NEWTON IN ORBIT 13 hours ago
Avatar for Yves Slaziett

So question in the title. Is it really necessary? I'm talking more about transistor microphones that don't handle high...

Yves Slaziett
replies: 0 views: 89
Avatar for Yves Slaziett
Yves Slaziett 19 hours ago
Avatar for Hoffmanwantsgear

I have a Blue Bottle Rocket Stage 2 which comes with the Powerstream power supply. It employs a soft start feature to avoid...

Hoffmanwantsgear
replies: 6 views: 771
Avatar for Dang47
Dang47 2 days ago
Avatar for DaveyJones

Hi all, does anbody know anyone who might be able to look at my Orion 32? I removed the power cable a few days ago and the...

DaveyJones
replies: 0 views: 92
Avatar for DaveyJones
DaveyJones 2 days ago
Avatar for M.S.P.

Hi everyone. I am looking at getting my first desoldering rework station and was wondering if the cheaper ones are fine? A...

M.S.P.
replies: 9 views: 269
Avatar for Jidis
Jidis 2 days ago
Avatar for ELI-173

I recently damaged the output stage of my Loft 450 accidentally and need to fix it. If anybody has a schematic for this unit I...

ELI-173
replies: 64 views: 13,437
Avatar for TroyBaker
TroyBaker 2 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...

koitsu
replies: 5 views: 695
Avatar for j0nx
j0nx 2 days ago
Avatar for noah330

Hi, Today, my Command 8 power supply's transformer pretty much melted. Luckily the C8 was powered off when I started smelling...

noah330
replies: 33 views: 5,182
Avatar for Shollymoore
Shollymoore 3 days ago
Avatar for Arsene

Hey, I keep reading stuff about mods being done to MXL mics (or other cheap condensers for that matter) but I cannot seem to...

Arsene
replies: 31 views: 25,343
Avatar for bobdamit
bobdamit 3 days ago
Avatar for eddiejobson

Hi all, I hope this is the right place to post this question. I was given a pair of very old Bose 101 speakers. I don't have...

eddiejobson
replies: 14 views: 14,855
Avatar for Tbone808
Tbone808 4 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...

M.Retra
replies: 130 views: 35,686
Avatar for Cjhoffmn
Cjhoffmn 4 days ago
Avatar for jlam

Hi folks I bought a second hand Mytek 8x192 of eBay it looks like someone did some tried to repair it themselves they replaced...

jlam
replies: 14 views: 2,895
Avatar for jlam
jlam 4 days ago
Avatar for Bob G

Although these are kits that you can buy and assemble if you have electonics engineering skills,...

Bob G
replies: 173 views: 85,060
Avatar for Brian M. Boykin
Brian M. Boykin 5 days ago
Avatar for asthmaattack

Hi all, I recently installed a Maiku K12 capsule in the KM84 Ldc circuit and being low output (as vintage U87) I'm not sure if...

asthmaattack
replies: 0 views: 112
Avatar for asthmaattack
asthmaattack 5 days ago
Avatar for recordinghopkins

Tonight the 17v +/- lights went out on my power supply. I have yet to remove it from the rack, but I was curious to see if anyone...

recordinghopkins
replies: 164 views: 34,304
Avatar for Broderick
Broderick 5 days ago
Avatar for OinkQuack

I have been cleaning up my Tascam DA-30 MkII DAT recorder and there is one remaining fix to do: the brake pads. They are two 1mm...

OinkQuack
replies: 2 views: 201
Avatar for gyraf
gyraf 1 week ago
Avatar for Oliver Zülch

Hi, does anyone have a schematic for this console. 2nd question does anybody have an idea why the direct outs which are...

Oliver Zülch
replies: 49 views: 12,370
Avatar for KeithAndo
KeithAndo 1 week ago
Avatar for Chagalj

There has been alot of talk about importance of conversion in recording chain, and lots of people want to know which AD/DA chip...

Chagalj
replies: 576 views: 411,673
Avatar for rrroque
rrroque 1 week ago
Avatar for Julitium

Hi. I have a Spirit 328 mixing console with no boot problem. Need a Hardreseting or Firmware Flash but nothing is found files,...

Julitium
replies: 2 views: 511
Avatar for girexx
girexx 1 week ago
Avatar for jml designs

Such an awesome little box. Inspiration on every preset but boy are sourcing buttons tough! Anyone know where I can find the...

jml designs
replies: 0 views: 103
Avatar for jml designs
jml designs 1 week ago
Avatar for Scoobis

I recently acquired a DBX 286A and plan to use it mostly for voice over recordings. depending on the settings i can get a...

Scoobis
replies: 63 views: 11,435
Avatar for cube99
cube99 1 week ago
Avatar for Smackheadmuppet

Does anybody know where I could get my hands on an stand adapter for a Sony microphone with a non-standard base? It appears to...

Smackheadmuppet
replies: 23 views: 3,693
Avatar for Ben_G
Ben_G 1 week ago
Avatar for Brian M. Boykin

Just like the title says. I bought enough of these in the values needed to swap into the Hi EQ and Hi Mid EQ of the SC6000 I’m...

Brian M. Boykin
replies: 4 views: 239
Avatar for Brian M. Boykin
Brian M. Boykin 1 week ago
Avatar for lucid turtle

Does anyone know of a tech who has experience rebuilding Sontec 4xx PSUs? Ideally, im looking for someone in CA as ive...

lucid turtle
replies: 2 views: 241
Avatar for lucid turtle
lucid turtle 1 week ago
Avatar for London Bridge St

Hello everyone, I am wondering if anyone here in the thread has had issues with their AWS 900 randomly rebooting? It seems to...

London Bridge St
replies: 2 views: 169
Avatar for London Bridge St
London Bridge St 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...

jerry
replies: 34 views: 1,752
Avatar for jerry
jerry 1 week ago
Avatar for artr

Hey all, I have a BM6 ribbon mic, and I would like to remove the insert with the ribbon from the top part of the mic, but it...

artr
replies: 0 views: 125
Avatar for artr
artr 2 weeks ago
Avatar for jetplane666666

One of my Genelec 1031a's toroidal power transformer's primary windings have gone open. I have never encountered a...

jetplane666666
replies: 2 views: 184
Avatar for jetplane666666
jetplane666666 2 weeks ago
Avatar for partlenum

Looking for a VSS-200 service manual or schematic. A service manual appears to have been linked on here a couple of years ago,...

partlenum
replies: 0 views: 100
Avatar for partlenum
partlenum 2 weeks ago
Avatar for jasonlivermore

Hi, I have an IGS Tubecore mastering edition with the standard tubes. I'm trying to put in some 6386's, and when I do the VU...

jasonlivermore
replies: 23 views: 4,545
Avatar for Dirk Churlish
Dirk Churlish 2 weeks ago
Avatar for danibert

Hi folks, a friend owns an Art Pro VLA II that he doesnt´t use anymore, so he will give it to me for free the next days. I love...

danibert
replies: 10 views: 10,788
Avatar for Rowboat
Rowboat 2 weeks ago
Avatar for Aaron W

Hi all, I'm trying to repair my Yamaha SPX90 (Mark 1) power supply. Besides recapping I have noted which other parts need...

Aaron W
replies: 16 views: 3,582
Avatar for arbor
arbor 2 weeks ago
Avatar for owodok

Hi folks, I'm making a Phantom power Electret mic adapter (XLR to miniJack) based on one of popular DIY schemes (the goal is...

owodok
replies: 0 views: 124
Avatar for owodok
owodok 2 weeks ago
Avatar for arbor

Hi all, My SPX90 (Mk I) stopped working. I've replaced all electrolytic caps and a couple of resistors. I've scraped all...

arbor
replies: 77 views: 1,307
Avatar for arbor
arbor 2 weeks ago
Avatar for Thisiscobras

Anyone have a part number or specs on replacing the pots on these?

Thisiscobras
replies: 1 views: 144
Avatar for Thisiscobras
Thisiscobras 2 weeks ago
Avatar for josher

Hi Gang I've had my EVE SC207 speakers for a few years w/o problems. Yesterday, right side quit. I touch the button, and led...

josher
replies: 1 views: 282
Avatar for Rollthedice
Rollthedice 2 weeks ago
Avatar for captainate

So I've been picking up radio in my really nice guitar amp, always thought it was the strat I "shielded" but forgot to...

captainate
replies: 32 views: 34,667
Avatar for supernova7504
supernova7504 2 weeks ago
Avatar for ewhiz

I am in the process of putting together my first studio. I received a great deal on a Soundcraft Spirit FX16 w/ Lexicon Effects...

ewhiz
replies: 13 views: 21,282
Avatar for Jerry S
Jerry S 2 weeks ago
Avatar for rog951

Guys, I picked up a Tapco 4400 reverb recently and ALL the slider pots are quite scratchy. I've cleaned a lot of rotary pots...

rog951
replies: 11 views: 3,204
Avatar for lukegalea16
lukegalea16 2 weeks ago
Avatar for ifiififiifiif

Hello, I have discovered that I have a few vintage GE / Thorardson audio transformers that I would love to put to use but I...

ifiififiifiif
replies: 4 views: 285
Avatar for Brent Hahn
Brent Hahn 2 weeks ago
Avatar for jamnxtdoor

Could anyone tell me if this line mixer would likely degrade the direct output signal or does it seem decent?...

jamnxtdoor
replies: 4 views: 259
Avatar for jamnxtdoor
jamnxtdoor 2 weeks ago
Avatar for The Count

I checked and read threads and replies for this subject and I'm convinced the https://www.ilitchelectronics.com/ system is the...

The Count
replies: 2 views: 133
Avatar for The Count
The Count 2 weeks ago
Avatar for mmoeding

So I bought a Grace m101 preamp from Reverb. It looks perfect and was said to only be used a few hours. However, it seems I got a...

mmoeding
replies: 2 views: 168
Avatar for mmoeding
mmoeding 2 weeks ago
Avatar for Brian M. Boykin

So I’m venturing into valve gear and need some basic understanding so I don’t kill myself. In the schematics provided the op...

Brian M. Boykin
replies: 3 views: 219
Avatar for Brian M. Boykin
Brian M. Boykin 2 weeks ago
Avatar for Kas

I know most people are tired of reading about Tube MP's but i havent seen this question answered yet. Can the attack or release...

Kas
replies: 1 views: 1,785
Avatar for Euphonic Sonics
Euphonic Sonics 2 weeks ago
Avatar for AmplitudeAudio

Has anyone used the Jensen model JT-MB-CA transformer in place of coupling caps for a mic pre input? It's a 1:1 ratio which you...

AmplitudeAudio
replies: 7 views: 2,133
Avatar for SnizzleD
SnizzleD 3 weeks ago
Avatar for Jb2

It seems audio scape offers meq built but it’s always sold out. A chassis is available at analog vibes. Don audio offers a...

Jb2
replies: 8 views: 621
Avatar for guinsu
guinsu 3 weeks ago
Avatar for billinder33

I purchased a API 500v 10 slot with API L200 PSU rack about a year ago. The first units I put in them were a pair of Chandler...

billinder33
replies: 4 views: 1,982
Avatar for shimoyjk
shimoyjk 3 weeks ago
Avatar for Dunebuggy

Hi, not a pro but curious Have a PA amp using the 70 volt tap for speakers. Worked fine for 10 years. Now it's not turning On,...

Dunebuggy
replies: 1 views: 153
Avatar for Thomas W. Bethe
Thomas W. Bethe 3 weeks ago
Avatar for Jack Duelisis

Hi I have a weird problem. My OB8 has a tuning issue. Around E4, it drops about 3,2 semitones. The calibrations are ok the...

Jack Duelisis
replies: 22 views: 3,243
Avatar for Innermuze
Innermuze 3 weeks ago

Moderators