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Avatar for Brian Campbell

It would seem that a crossover upgrade could improve the performance of the JBL 4408A, however there are opinions to the contrary...

Brian Campbell
replies: 4 views: 2,409
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Oldfartsurfer 28th October 2018
Avatar for quemaster2000

Hi Everyone! I have a Soundcraft 400B which I just started pulling down to do a bit of work to. When I removed the meter bridge I...

quemaster2000
replies: 9 views: 882
Avatar for Brian M. Boykin
Brian M. Boykin 28th October 2018
Avatar for imgarrett

My 808 turns on, but doesn't sequence, does anyone have any ideas as to what it may be? The ribbon cable is fine, there are no...

imgarrett
replies: 1 views: 448
Avatar for fernandezdeves
fernandezdeves 26th October 2018
Avatar for tronnyjenkins

In my attempt to swap out a vacuum tube on my M-Audio Sputnik, I accidentally lifted a trace of one of the tube leg solder...

tronnyjenkins
replies: 4 views: 563
Avatar for tronnyjenkins
tronnyjenkins 26th October 2018
Avatar for skeptic

I bought a bunch of DIY stuff- mic pres, compressors, Marinair/St Ives/Triad iron etc that i am interested in- and in the boxes...

skeptic
replies: 0 views: 580
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skeptic 26th October 2018
Avatar for nucelar

Hi there! Somewhat offtopic but anyway, I'm hoping for some ideas. I have a device that has several capacitive touch...

nucelar
replies: 6 views: 1,033
Avatar for u87allen
u87allen 25th October 2018
Avatar for Mylithra

I was asked to look at an old Trace Elliot Bonneville that went boom a long time ago. I found what went boom. It was a connector...

Mylithra
replies: 7 views: 763
Avatar for Mylithra
Mylithra 25th October 2018
Avatar for Cozmik Prod.

Hello,.... Lately my old G36 tape machine is getting some use, getting a nice sounding recording with this machine is not that...

Cozmik Prod.
replies: 27 views: 2,459
Avatar for cracker satchmo
cracker satchmo 25th October 2018
Avatar for slor

I have a few of these 6-pin connectors in my spares box, and I wonder if they are intended for a specific mic or other piece of...

slor
replies: 12 views: 1,444
Avatar for kasi81
kasi81 25th October 2018
Avatar for oldsoulsound

The meter on my Soundcraft D203 group Module does not work. All other functions seem fine. Any ideas on a repair? I purchased a...

oldsoulsound
replies: 2 views: 591
Avatar for oldsoulsound
oldsoulsound 25th October 2018
Avatar for rotzbouw

Hi, I have this old Soundcraft Spirit Powerstation 600 which I use in my rehearsal space and for small gigs. I don't use the...

rotzbouw
replies: 0 views: 767
Avatar for rotzbouw
rotzbouw 25th October 2018
Avatar for bubblebash

I have a fair amount of 100V gear from Japan, and have been noticing that the internal PSUs are often rated up to 120V. Service...

bubblebash
replies: 5 views: 1,097
Avatar for JohnRoberts
JohnRoberts 24th October 2018
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: 1 views: 794
Avatar for Richard Crowley
Richard Crowley 23rd October 2018
Avatar for johnylondon

I have a Mackie hdr24 that's giving me error 43 - no comunication with host. I couldn't find much about it on the www, which...

johnylondon
replies: 0 views: 682
Avatar for johnylondon
johnylondon 23rd October 2018
Avatar for zulusound

I have a Korg Stage Echo that has begun to squeak badly, caused by the pinch roller. Is there something to lubricate that would...

zulusound
replies: 10 views: 1,161
Avatar for Steve1985
Steve1985 23rd October 2018
Avatar for Stevep110

I every one, i have a Art Pro MPA II and i nead a transistor, the part number on it is AVK82113 location on the board is U102,...

Stevep110
replies: 2 views: 546
Avatar for Stevep110
Stevep110 22nd October 2018
Avatar for PJSolarz

Hello all, I have a JCM900 4100 100W head that I've had for years and it has gone through tubes left and right. I finally...

PJSolarz
replies: 1 views: 952
Avatar for ponzi
ponzi 22nd October 2018
Avatar for Axiomhead

Has any one here built one? I was looking at one Here. Anybody have any experience with such a beast? I was thinking...

Axiomhead
replies: 23 views: 9,260
Avatar for wavenurse
wavenurse 22nd October 2018
Avatar for jgec

Hi, I've a few bits and pieces in my racks where the power supplies are beginning to hum, no doubt due to their age. Are...

jgec
replies: 3 views: 521
Avatar for forestcreature
forestcreature 22nd October 2018
Avatar for shahstlz

Dear people of wisdom, I've bee recording some drum tracks with a few mics and just for fun with the Marantz PMD620 internal...

shahstlz
replies: 2 views: 512
Avatar for forestcreature
forestcreature 22nd October 2018
Avatar for jrp

Hello, I got this vintage Strip called BFE BC317. Tested 1989. The preamp and eq are working and sounding very good. But i...

jrp
replies: 1 views: 877
Avatar for marssound
marssound 21st October 2018
Avatar for hourglass

Picked this up on the cheap and cracked it open to see what's what. I see some Hobart transformers, some 2068 and 4560...

hourglass
replies: 3 views: 944
Avatar for JohnRoberts
JohnRoberts 21st October 2018
Avatar for smilan

Hi, I would like to modified my Ampex 602 preamp into a two mic preamps. I'm thinking of using the original design for the...

smilan
replies: 8 views: 1,373
Avatar for smilan
smilan 20th October 2018
Avatar for joshgura

why do people go for IC op amps when you can wire up your own using high quality components? my question comes from the...

joshgura
replies: 119 views: 37,034
Avatar for Alex Specht
Alex Specht 20th October 2018
Avatar for Audiofool

My AMS Neve 1081 has a problem. It does not pass anything under 10k. I have managed to identify the problem to the gain...

Audiofool
replies: 0 views: 494
Avatar for Audiofool
Audiofool 19th October 2018
Avatar for tenor39

I remember seeing a thread about parts being available for the MK-012 mic mod. Anyone know about this?

tenor39
replies: 39 views: 12,571
Avatar for Deleted 93bb4d4
Deleted 93bb4d4 19th October 2018
Avatar for Hitrate

Howdy folks, in the spring I aquired this 1989 79 key beast. It had 3 dead keys which the seller obviously didn't mention or give...

Hitrate
replies: 0 views: 457
Avatar for Hitrate
Hitrate 18th October 2018
Avatar for starfield

i recently removed an old JL Cooper patch expansion mod that was installed on my Jupiter 8 the mod was a small board attached to...

starfield
replies: 1 views: 1,683
Avatar for Peter Nielsen
Peter Nielsen 18th October 2018
Avatar for xmission

Hi All, I grabbed a Kosmos off of ebay. Of course it doesn't pass audio. The level pot appears to have been hit pretty...

xmission
replies: 6 views: 671
Avatar for xmission
xmission 18th October 2018
Avatar for coso

I am building a mid-side encoder/decoder using a pair of Lundahl 1517 transformers. I have attached two images: One is the...

coso
replies: 1 views: 952
Avatar for DrewE
DrewE 17th October 2018
Avatar for RKATEKBEATS

Recently, my Monster Power Center 3500 burnt out. Just stopped working. I opened it up and found that a resistor located at R132...

RKATEKBEATS
replies: 31 views: 7,747
Avatar for jb4674
jb4674 16th October 2018
Avatar for Georgemodular

hi, i'm looking for the schematics for the trident vfm mixer as mine has a few scratchy controls and a noisy main out.. so i may...

Georgemodular
replies: 0 views: 510
Avatar for Georgemodular
Georgemodular 16th October 2018
Avatar for rnetko

Looking for a competent tech to do repair and modification of vintage gear in Atlanta area. Thanks

rnetko
replies: 0 views: 405
Avatar for rnetko
rnetko 16th October 2018
Avatar for Brian M. Boykin

Broke a diode fenagling in some 2200uF caps. This is my first experience with diode replacement. Mr Google has lots of info on...

Brian M. Boykin
replies: 29 views: 1,237
Avatar for Brian M. Boykin
Brian M. Boykin 16th October 2018
Avatar for salomonander

hey, im just servicing some 70s modules. i did measure all the tantalums and some show a much too high esr. the worst have esr...

salomonander
replies: 33 views: 2,044
Avatar for mathologie
mathologie 15th October 2018
Avatar for bru

I just picked up a Sennheiser Blackfire 530 with some grill damage and the foam inside looks pretty gnarly. Anyone know how to...

bru
replies: 0 views: 537
Avatar for bru
bru 14th October 2018
Avatar for metaljoseph

Here my predicament guys. I am setting up my home studio and I am getting this nasty buzz when recording direct into my...

metaljoseph
replies: 10 views: 817
Avatar for NadMk
NadMk 14th October 2018
Avatar for tommcc

Hi - I just got some new DOAs to drop into my pair Lindell 6x500's. I was able to get two ACTUAL API 2520s! If you know...

tommcc
replies: 0 views: 578
Avatar for tommcc
tommcc 13th October 2018
Avatar for rudee

Hi, I'm looking for schematics and any info for this mixer (pictures). This is vintage Semrau I bought yesterday. Thank You...

rudee
replies: 12 views: 1,915
Avatar for rudee
rudee 13th October 2018
Avatar for uni

Im not sure if this is the right place to post this but didnt find a better place. Im looking to buy a frequency counter for...

uni
replies: 4 views: 678
Avatar for mbrebes
mbrebes 13th October 2018
Avatar for deuceleader

i have a Z5600 from 2004 or so .the original one with a 7 pin xlr cable . well i lent it to my friend so he could track some...

deuceleader
replies: 0 views: 473
Avatar for deuceleader
deuceleader 13th October 2018
Avatar for jdier

I have a (non tube) LDC mic where it appears the capsule has gone south on me. It is a mic in the $500 range and the proper...

jdier
replies: 0 views: 478
Avatar for jdier
jdier 12th October 2018
Avatar for Roddick1993

Months ago I was set on the fact that I wanted an all analog studio/sound. I've recently discovered that digital might've been...

Roddick1993
replies: 8 views: 1,843
Avatar for Jay Rose
Jay Rose 12th October 2018
Avatar for audiothings

My partner and I do quite some work for apps and games for mobile phones. Each time we wish to cross check a mix, we have to...

audiothings
replies: 1 views: 683
Avatar for Jay Rose
Jay Rose 12th October 2018
Avatar for belzrebuth

Hi all, I've got a P6 with the Kiwisix upgrade that's unable to tune correctly. The synth was initially playing different...

belzrebuth
replies: 49 views: 3,211
Avatar for tupinamba
tupinamba 12th October 2018
Avatar for Brian M. Boykin

This will be my first scope. Both come recommended via this forum. I’m following both Tiny and Geoff’s advise that if your...

Brian M. Boykin
replies: 6 views: 657
Avatar for Brian M. Boykin
Brian M. Boykin 12th October 2018
Avatar for ardis

Hello Tech Guys! We are refurbishing a Fairlight Dream 2 System and are running into a specific problem with a Windows XP...

ardis
replies: 0 views: 414
Avatar for ardis
ardis 11th October 2018
Avatar for italo de angelis

Hi fellows my 81 ADJUST encoder went crazy. Turning it clockwise or counter-C-W takes the displayed parameter to its max....

italo de angelis
replies: 27 views: 2,305
Avatar for Jim Williams
Jim Williams 11th October 2018
Avatar for forestcreature

I have a hexaphonic piezo bridge on my electric guitar. I have a multi-pin jack for separate outputs for each string, but would...

forestcreature
replies: 3 views: 589
Avatar for forestcreature
forestcreature 10th October 2018
Avatar for TMOQuantity

So yesterday I played two shows in a row at two different small venues, both using a recently serviced Space Echo. At the first...

TMOQuantity
replies: 10 views: 758
Avatar for DrewE
DrewE 10th October 2018

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