1. pcrecord

    Fixing UA La-610 Compressor (need schematics with voltage points)

    Hi guys, Like the title says, I got one of my two LA-610 who doesn't compress anymore.. the action faded over a few months. I tried to change the tubes and even exchanged the opto cell with the other LA-610 and it did no good. So I guess a cap or a resistor failed.. I'd need some guidance...
  2. wguth

    audiotronic 501 channel strip schematic

    duh hi all wilmot here: need schematic of the audiotronic 501 module.the one with the ne5524 ic,s.i have two of these and have been trying to get them working.e-male scats to in advance wilmot.audiolabs
  3. S

    Tapco Mixer C12 Master - Schematic

    Hi, Does anyone have the schematic of the Mixer Tapco C12 Master? Thanks Sergio
  4. DrGonz

    Presonus Firestudio Project - Needs power supply schematic

    Asking on behalf of a fellow member on another electronics repair forum. He seems to have a bad a resistor that is some type of 1/4 resistor that is right beside the bridge rectifier. Obviously, these new types of schematics are tough to come by... However, the year of the device is 2007 and all...
  5. R

    Amek 9098 Dual Mic Pre schematics (AMEK 9098 DMA) Schematics looking for

    Hi all ! does somebody have the Amek 9098 Dual Mic Pre schematics (AMEK 9098 DMA) (without EQ ). The Rack have not EQ but have a DI INPUT, I know the schematics is a little bit different. Thanks for your help. Please if you can mail me at this address if you have it :
  6. V

    HH digital delay Unit schematic request

    HI All Have a dead one of these Does anyone have the schematics please? Its the one with 8 pushbuttons for delay time/repeats I thank you!!
  7. B

    DBX 162 Schematic?

    I can't seem to find a schematic for the original (black face) DBX 162 stereo compressor. Any ideas on where to find one? The dbxpro website (and pretty much all of the other sites that show up via a google search for a dbx 162 schematic) allows me to download a few pages of cursory alignment...
  8. V

    Sound Master STIX 305 schematic request

    Strange one this-All the digital chips (4011's, counters, RAM,etc,) have the correct power going to them, yet the 7555 counter/comparator strange $*^t, dont know what it does chip, only has 3v. Should work between 5-12v. replace all electrolytics-NADA Anyone have the schematic please I have...
  9. V

    Sound Master STIX 305 Schematic Request

    Hi All My 80's analog dream of a drum machine-finally packed up strange PSU problem-I wondered if anyone had the schematic please Have plenty to swap many thanks
  10. V

    ASC Minx Mixer schematic request

    Hi Anyone have a schematic for this-I need to fix mine and add a DIY phantom power many thanks all
  11. V

    ASC Minx Mixer schematic request

    Hi Anyone have a schematic for this-I need to fix mine and add a DIY phantom power many thanks all
  12. G

    What is your take on Corporate Schematic Confidentiality?

    I have recently emailed a corporation company, which I will not name, and asked for a copy of the circuit schematic for a piece of equipment that I purchased from them. They emailed back and refused to send one to me because, and this is verbatim "Schematics for all of our products are...
  13. lassoharp

    Looking for Scully schematics

    Hi everyone, I'm looking for schematics for a Scully 284B 8 track machine (circa 1976). These were the later model "California" Scullys and apparently differed from the earlier 280Bs. I realize this is a long shot as schematics for the California models seem to be very rare. Thanks
  14. J

    Help! Groove Tubes 6TM Power Supply cable Pin out schematic/ ADAT Elco to 1/4" snaKes

    I have an old Groove Tubes 6TM mic with the PS1 Vacuum tube power supply. The mic end looks like the Groove Tubes EC7 cable in that it has a 7-pin connector. The power supply end looks like an 9-pin ADAT sync connector almost like a vga computer display connector. I am in need of the pin out...
  15. K

    Sound Workshop Series 40 Schematics mixers with vertical indicator

    I address to engineers and technical experts: please, help to find schematics of Series 40 mixers with vertical indicators (what gathered in the USA in 80, from a brand Otari). I have found all schematics - 1280, Series 20, 30&34. But Series 40 schematics is not anywhere! I thank for any help!
  16. B

    dbx 386 schematics/technical knowledge

    Hi all, my dbx 386 has started giving me some horrendous noises on one channel. I've tried switching the tubes between channel 1 and 2, and the same channel still has the problem, so obviously my tubes are fine. Does anyone know where I might get a hold of some schematics so I can track down...
  17. D

    Schematic For Neve/Shep 31105

    Hey, I am looking for a schematic for an old Neve 31105 Mic Pre. The reason is that the studio I work at has a few that are in need of repair. Our tech said he could do it if he can get a schematic. I am aware that many schematics are under copyright and so any other useful information on...
  18. NiggaPhil

    Looking for API 500PS module schematic

    All is in the title. I have an API rack with power supply module 500PS (the part with the power button on the front side plugged into the 11th slot on the right side). It looks like a 500 series module, but it is dedicated to supply the rack backbone. The 500PS doesn't provide 48V phatom power...
  19. G

    Korg MR-1000 schematic ...?

    Hi all, I am evaluating the Korg MR-1000 portable recorder for potential purchase and to that end would like a circuit schematic. Any help is appreciated :D Thanks, Jesper
  20. L

    Fairchild 670 Schematic

    Does anyone know where I can obtain a really good copy of the Fairchild 670 schematic? Happy New Year! CHEERS!