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24th November 2017
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Avatar for Tim Farrant

The GUTZ

135


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

Tim Farrant
replies: 1,047 views: 422,456
Avatar for Led Music
Led Music 6 days ago
Avatar for gabriel1

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

gabriel1
replies: 16 views: 35,030
Avatar for ponzi
ponzi 27th October 2017
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: 64 views: 73,088
Avatar for lahatte
lahatte 27th August 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: 24,198
Avatar for Aniol1349
Aniol1349 10th June 2017
Avatar for trevorspencer

Here's a deep one for ya! I have a BX10 that immediately starts feeding back on itself when you start turning up the mixture on...

trevorspencer
replies: 1 views: 96
Avatar for Bushman
Bushman 6 hours ago
Avatar for Sean Sullivan

My Mercury M72s dual mono preamp has a weird problem...Using the mic input, channel one is faintly bleeding into channel two, but...

Sean Sullivan
replies: 2 views: 119
Avatar for Sean Sullivan
Sean Sullivan 8 hours ago
Avatar for absrec

Hey everyone... I found a pair of PPM drivers that used to be in my Trident 80B. I changed them out to a pair of VUs at some...

absrec
replies: 3 views: 248
Avatar for Vitalis
Vitalis 9 hours ago
Avatar for spectrasound

Has anyone built a Neve summing amp using 1272 cards, which I believe is what they were designed for. I'm familiar with the...

spectrasound
replies: 0 views: 91
Avatar for spectrasound
spectrasound 9 hours ago
Avatar for Jimidivine7

I have a 4x10 Mesa Boogie maverick that I want to "chop up". I want two 2x10 cabinets so I can bring one cabinet to a...

Jimidivine7
replies: 0 views: 105
Avatar for Jimidivine7
Jimidivine7 16 hours ago
Avatar for Max Dread

Hi all I like to do my own repairs etc in the studio where possible, and I also set up my own guitars and do the odd bit of...

Max Dread
replies: 2 views: 144
Avatar for Muser
Muser 16 hours ago
Avatar for eljacko876

Problem: I have a Defective JBL LSR305 speaker that will power on once a month. When it does power on, it plays for a few...

eljacko876
replies: 3 views: 370
Avatar for Thematiq
Thematiq 23 hours ago
Avatar for Subversounds

Hello, I'm a student in electronics and I want to build a solid 48V phantom power supply for practice. But i also wanted to do...

Subversounds
replies: 11 views: 512
Avatar for kirkus
kirkus 1 day 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...

golden_ears
replies: 7 views: 1,383
Avatar for golden_ears
golden_ears 1 day ago
Avatar for spectrasound

Can anyone telll the number of the FETs used in the front end of the Presonus M80 mic. preamp? Can't get schematic(s) anywhere!

spectrasound
replies: 0 views: 138
Avatar for spectrasound
spectrasound 1 day ago
Avatar for Mr Funk

Hi all I have a Tore Seem (I think Germanium) amp that is racked up with an external PSU. I was told by the seller that this was...

Mr Funk
replies: 4 views: 189
Avatar for Mr Funk
Mr Funk 1 day ago
Avatar for Riinehart

Hi all, I'm trying to bring a Crumar Performer back to life. It looks like a previous owner made some sort of modification to...

Riinehart
replies: 0 views: 159
Avatar for Riinehart
Riinehart 1 day ago
Avatar for Speelycaptor

Hi all, i got a beaten up Roland Juno 60 that i'm currently refurbishing and am stuck with an issue on one voice (Level , amp...

Speelycaptor
replies: 5 views: 235
Avatar for Johnny T
Johnny T 1 day ago
Avatar for Triscuit

Hi y'all - I just scored a super cheap Oktava mk-319 on eBay that was listed as "not working when plugged in." I...

Triscuit
replies: 6 views: 2,379
Avatar for teleforman
teleforman 2 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....

drplywood
replies: 3 views: 1,477
Avatar for zdusper
zdusper 2 days ago
Avatar for bxt403

Knowing how much electricity a modern audio interface or convertor consumes (along with a computer); I've put my setup in limbo...

bxt403
replies: 15 views: 709
Avatar for chris661
chris661 2 days ago
Avatar for Seccione

Hi, first post to Geekslutz I'm fixing old Teisco 60f analog synth, it has serious hum problem, amongst many other things. It's...

Seccione
replies: 58 views: 4,128
Avatar for Speedskater
Speedskater 2 days ago
Avatar for Bramley

Having an issue with one of my E8x monitors, randomly sounds like a power down 'thump' then emits loud white noise-ish sound. ...

Bramley
replies: 2 views: 261
Avatar for Bramley
Bramley 3 days ago
Avatar for BuckieJoe

Hi fellow slutz. So I own a pair of active Tannoy Ellipse 8 (not iDP). Decided to measure room response and noticed a dip near 2...

BuckieJoe
replies: 11 views: 443
Avatar for BuckieJoe
BuckieJoe 3 days ago
Avatar for Jahroen

HI folks! I've got a rare Pearl SC-40 on my bench in need of repair. I want to change all the electrolytics an tantalums in the...

Jahroen
replies: 2 views: 372
Avatar for Jahroen
Jahroen 3 days ago
Avatar for Redsandblu

Hi, I need to change one of our LA-2A from 110V to 220V (before shipping it out to a buyer). Since the manual doesn't say...

Redsandblu
replies: 16 views: 2,210
Avatar for SP2016
SP2016 3 days ago
Avatar for Sarsicus

Hoping someone has a schematic of these preamps. There are two revisions, this is the earlier revision. It is the same as the...

Sarsicus
replies: 1 views: 226
Avatar for cathode
cathode 3 days ago
Avatar for Jacklynn

Greetings everyone, I just wanted to direct this question to the folks that post here who are audio electronics experts like...

Jacklynn
replies: 26 views: 34,176
Avatar for y kiri
y kiri 4 days ago
Avatar for pmboos

First I hope I chose the right forum... I have an E-Mu station XL-7 command station decked out with some additional ROMS. I'm...

pmboos
replies: 0 views: 161
Avatar for pmboos
pmboos 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: 7 views: 303
Avatar for M.Retra
M.Retra 5 days ago
Avatar for analogTinkerer

I built a tube spring reverb unit a while back and I've been slowly making improvements to it until yesterday when I think I...

analogTinkerer
replies: 10 views: 631
Avatar for analogguru
analogguru 5 days ago
Avatar for MLAudio

So I bought this preamp earlier this year (one of the first production pieces--payed $389 USD). I put it through its paces and...

MLAudio
replies: 79 views: 32,390
Avatar for travisbrown
travisbrown 5 days ago
Avatar for ovibis

Hi I just got a pair of Proac100 . They are paired with a Bryston 4BST , Dangerous Monitor ST and Lynx Aurora 8. Recently I was...

ovibis
replies: 10 views: 1,154
Avatar for prp
prp 5 days ago
Avatar for esppse

Hello, I am using an Irig IO with a Midi solutions quadra thru. The quadra thru is supposed to be powered by midi but the Irig...

esppse
replies: 0 views: 197
Avatar for esppse
esppse 5 days ago
Avatar for Bramley

Was gifted a pair of NS10s with one blown woofer. Replacements have more than tripled in price so I decided to try the recone kit...

Bramley
replies: 24 views: 4,617
Avatar for Bramley
Bramley 5 days ago
Avatar for rp3703

Hopefully this question does not reveal how little I know about electrical engineering but I picked up a non-working Ampeg...

rp3703
replies: 3 views: 235
Avatar for kirkus
kirkus 5 days ago
Avatar for invalidusername

Hi I have a PORTA 07 with a faulty voltage regulator. There's only written B891 on it. What's an equivalent part ? What's its...

invalidusername
replies: 13 views: 663
Avatar for Popsct31
Popsct31 6 days ago
Avatar for slor

I've built a standalone reverb unit based around a Hammond "necklace" spring unit. I more or less used the Fender /...

slor
replies: 0 views: 191
Avatar for slor
slor 6 days ago
Avatar for turing

i've been using a gap pre73 that's suddenly developed a bad fault.......basically all the gain has disappeared. if you crank it...

turing
replies: 2 views: 268
Avatar for turing
turing 6 days ago
Avatar for Teej

Recently got given an R8 to play around with...I work on a fair amount of lo-fi music so this is pretty cool! Problem:...

Teej
replies: 10 views: 234
Avatar for kirkus
kirkus 6 days ago
Avatar for yannlu

Hello GS, I have here a SC SIX TRAK for repair. When I turn the value pot, the max value is already reached when the pot is...

yannlu
replies: 0 views: 227
Avatar for yannlu
yannlu 6 days ago
Avatar for Cohnnyjash

Can I safely use a Linksys AD12V/1A-SW to power something that requires a 12v 1000 ma adapter? It does work, but I don't know...

Cohnnyjash
replies: 1 views: 169
Avatar for MediaGary
MediaGary 1 week ago
Avatar for wildplum

Why would a mic cable not pass phantom power? The cable passes the Markertek RX-1 cable tester and works just fine with...

wildplum
replies: 7 views: 351
Avatar for kirkus
kirkus 1 week ago
Avatar for sameal

Does anybody see any potential issues using this old switch panel to change between cabs? Im thinking since there's a ground...

sameal
replies: 7 views: 306
Avatar for wrgkmc
wrgkmc 1 week ago
Avatar for SirLurchington

Hello fellow engineers, I was hoping that someone might have some insight into an issue that I'm encountering with a Helixnet...

SirLurchington
replies: 0 views: 116
Avatar for SirLurchington
SirLurchington 1 week ago
Avatar for TiravTiger

Wondering if anyone could help me determine the value of resitors that has burnt out in this VA537 preamp. This is the resistor...

TiravTiger
replies: 5 views: 334
Avatar for briczo
briczo 1 week ago
Avatar for fynsta

Hi! I've been using my Tascam TSR8 for a good ten years now and as of last week i've noticed a significant difference in...

fynsta
replies: 6 views: 401
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fynsta 1 week ago
Avatar for trodsky

Hello. I posted this over at the gear forum....

trodsky
replies: 0 views: 155
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trodsky 1 week ago
Avatar for Twangcat

Hi, does anyone here have TL Audio M4 schematics? Any recommendations for tube replacements? thank you

Twangcat
replies: 1 views: 196
Avatar for Twangcat
Twangcat 1 week ago
Avatar for chris319

What type of screw connector is opposite the XLR connector on the Shure A96F? Not the 3.5mm mini plug, but the weird screw-on...

chris319
replies: 4 views: 428
Avatar for Jay Rose
Jay Rose 1 week ago
Avatar for stevo991

I would like to start a thread for all of you slutz out there that has any info or schematics on AMEKS BIG, Recall, and 501 by...

stevo991
replies: 18 views: 1,441
Avatar for Matt Syson
Matt Syson 1 week ago
Avatar for skanker

Hi Folks I have an issue with one of the Filtek modules in my 2 channel rack and would like to know your thought's...

skanker
replies: 0 views: 174
Avatar for skanker
skanker 1 week ago
Avatar for Cabirio

Hi all, I just wanted to share a simulation model I've put together for the Gyraf SSL compressor, I've just started playing with...

Cabirio
replies: 6 views: 496
Avatar for miscend
miscend 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: 62 views: 2,441
Avatar for tchgtr
tchgtr 1 week ago
Avatar for Earwormer

I’ve been researching transformers and was searching for boxes that housed transformers to color the sound coming out of my...

Earwormer
replies: 5 views: 374
Avatar for dfchandler
dfchandler 1 week ago

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