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repair

  1. Roman68

    Philips ag2230! Tonearm repair.

    Hello everyone! I'm asking for help with repairing a Philips ag2230w. I am trying to eliminate play in the tonearm in the vertical plane of movement. I can't figure out how to disassemble the assembly, meaning how to remove the tonearm tube. Thank you in advance for your help!
    • Roman68
    • Thread
    • hi fi philips philips ag2230 repair tonearm turntable vintage
    • Replies: 0
    • Forum: Turntables
  2. tgmartin

    Rectilinear III crossover confusion - Should this even work at all?

    I recently acquired a pair of Rectilinear III (111?, 3?) "Highboy" speakers with "MIDRANGE" and "TWEETER" controls on a recessed black plastic back panel. One has serial #44967, the other is missing the tag. I found that one (#1) had no audio from the mid driver and the other (#2) had no audio...
    • tgmartin
    • Thread
    • crossover rectilinear iii repair
    • Replies: 34
    • Forum: Speakers
  3. phatterplatter

    Luxman R-115 and R-117 Remote Select and Front panel select BOONDOGGLE

    Hi gang, I got an R-117 in for service some weeks back . The main issue was one pwr amp blown to smithereens ( all transistors shorted) BUT the other issue that came up was that the Remote wouldnt command Source selection and neither would front panel buttons ( FM and AM for some reason are...
  4. J

    Pioneer SA-9500II Restoration/Overhaul

    Long time lurker, first time poster. Picked this up a couple of months ago and have been making steady progress fixing it up. Listing said it "survived" a housefire. I made it my mission to make sure that ended up being true. I got it for about $150 +shipping. I ended up tearing it all the...
  5. R

    Pioneer PD-5000/PD-93 issues

    So I imported a PD-5000 from Japan and before anyone says anything, yes I understand the inherent risk of shipping these components and it was sold as untested anyways so I expected it would have issues. I have also read the CD player diagnosing thread and I'm still a bit stuck The package...
    • Rotary
    • Thread
    • diy pd5000 pd93 pioneer repair repair advice
    • Replies: 2
    • Forum: DIY
  6. R

    Pioneer PD-5000/PD-93 issues!

    So I imported a PD-5000 from Japan and before anyone says anything, yes I understand the inherent risk of shipping these components and it was sold as untested anyways so I expected it would have issues. The package arrived fine and well protected, however the unit itself did not have any of the...
    • Rotary
    • Thread
    • diy pd-5000 pd-93 pioneer repair repair advice
    • Replies: 3
    • Forum: Pioneer Audio
  7. R

    Dim Bulb Tester Question

    So I'm still relatively new to working on these older amplifiers and such but I always want to make sure I get things done right. I've been working on and diagnosing an issue with a Pioneer M-90a I imported from Japan. Evidently the predrivers have failed and everything down the board is getting...
    • Rotary
    • Thread
    • dbt diy repair restore
    • Replies: 2
    • Forum: DIY
  8. R

    M-90a power protect problem

    I have an M-90a imported from Japan that looks like it's spent time in a river with how corroded it is, I got it for cheap so it is what it is, but I'd like to see if I can't fix it. The unit powers on but immediately enters protection mode. I have a step down transformer I'm using to power it...
    • Rotary
    • Thread
    • pioneer pioneer 100v repair repair advice repair advice help needed repair amplifier repair help restoration restoration help urushi
    • Replies: 2
    • Forum: Pioneer Audio
  9. C

    Sony PS-T33 Tone Arm Drop

    Hey all. Working on a Sony table that is dropping the tone arm pretty violently due to lack of damping fluid. I have removed the little black rotating push rod and cleaned it and the brass plate it puts pressure against and reapplied some 500k silicone oil, but the tone arm is still dropping...
    • CaseyWKC
    • Thread
    • arm damage drop ps t33 repair sony turntable violent
    • Replies: 4
    • Forum: Turntables
  10. C

    Hafler P500 help

    Hello all! This is my first post on this forum after a lot of lurking; please let me know if I should make any amendments to the post. I recently came into a Hafler P500 amp which the seller stated had worked fine last he used it a few years ago. Before connecting it to any speakers I did...
  11. J

    Dbx 1bx help

    I recently bought a dbx 1bx dynamic range expander and it’s in very good shape but when I plugged in the right channel makes a lot of static and I’ve cleaned all the switches and replaced the power supply caps and it still persists not sure what to do any clues?
    • Jacevw
    • Thread
    • dbx dynamic range expander help repair
    • Replies: 1
    • Forum: DIY
  12. A

    ITT HiFi 8051 C Distortion A+B Issue

    So i bought a restored audio system that i mentioned in the title, worked fine at home for a couple months, never had issues everything works even the cassette player, so my problem is that i moved out and took the speakers with me, assembled everything in the same manner and there's heavy...
    • abxove
    • Thread
    • audio system distortion distortion in one channel german itt repair repair help vintage
    • Replies: 0
    • Forum: Speakers
  13. C

    Monarch SAT-260X – service manual / schematic needed

    Hey! I’m currently restoring a Monarch SAT-260X integrated amplifier and I’m trying to track down the service manual / schematic as well as the user manual. I’ve searched around but haven’t had any luck finding them elsewhere. I believe they’re available on HiFi Engine, though registration seems...
    • Chetdavis
    • Thread
    • manual repair repair advice help needed restore shcematics
    • Replies: 3
    • Forum: Solid State
  14. toads

    Sony Walkman FX-290W Right Channel Dead

    Hello, AudioKarma friends. My boyfriend has recently gotten into cassettes (hipster) and purchased a Sony FX-290W Walkman for just under 10 dollars. The seller claimed that the right channel was dead but the device was otherwise in good shape and you can just unplug the headphones slightly and...
    • toads
    • Thread
    • fx-290w repair sony walkman
    • Replies: 11
    • Forum: DIY
  15. weretarantul

    Camber curiousities...

    First time posting, thanks for having me! Chasing some info on these, have done a reasonable amount of googling with no specific answer so far. I'm trying to figure out exactly what model these Camber's are (see photos). I wish they still had their original stickers! Found them at my local...
  16. Observatory1

    Stephens FR150 Reconing needed or kit for Stephens 15" FR 150 16 ohms Can anyone help?

    We recently built a new system, and we had a pair of Stephenes FR 150 16 ohms speakers that we used and loved them, but recently we noticed that one of the speakers started to have a little distortion. Does anyone know of someone who repairs them? We are in the Los Angeles area. Thanks Observatory1
  17. A

    NAD 326BEE amp problem

    Hello, I have a 326BEE with a problem that's proving pretty difficult to pin down. The first thing I noticed a little pop from the unit and the left channel went out. The only damaged component I could find was R250, which looked like it had blown, but was maybe just scortched and was still...
  18. P

    Philips GA-247 idler wheel arm misaligned – speeds incorrect

    Hello everyone, I recently bought a Philips GA-247 turntable and I’m having an issue with the idler wheel arm alignment. When I select the speeds, the idler wheel does not touch the correct part of the motor pulley: At 16 RPM, instead of touching the thinnest step of the pulley, the idler wheel...
    • PabloGa247
    • Thread
    • phillips repair speed change problem turntable turntable adjustment
    • Replies: 3
    • Forum: Turntables
  19. M

    Yamaha RX-V683

    Hello My Yamaha RX_V683 has the protection circuitry activated. To search the failure I need a service-manual with the entire schemnatics. Doe's somebody knows where I can find it? Kindly Martin
  20. G

    Technics Direct Drive troublehooting - shaky stability/faint knocking sound(audio clip)

    Hi everyone! Long time lurker, looking for help from anyone who has repaired Technics DDs and might have come across these symptoms: I have a Technics SL-01 , its an early rare 70s Japan-market DD quartz lock table , a bit similar to the SL-1500 MkII and SP-20 internally I'm told. I got one...
  21. R

    Trying to repair Pioneer SA-1490

    Hello all, I’m exploring a possible repair on a Pioneer SA-1490 receiver I got from a friend who insists it was working for him before giving to me. I’d like to save it from the recycle pile but it’s not working now. Two sentences about me. Although trained as a EE, I’ve leaned on more of the...
    • Rocky_714
    • Thread
    • capacitor diagnosis pioneer receiver repair transformer troubleshoot
    • Replies: 13
    • Forum: Pioneer Audio
  22. D

    Repair help on my F-2624 on my Sansui 9090DB

    I'm currently having an issue on my 9090DB where the protection light does not come on and it does not click. From digging around forums, I believe that the F-2624 board is the problem. Attached are the resistor values that I obtained, photos of the board, and a fusible resistors that looks and...
    • degdug
    • Thread
    • #f2624 9090db protection r-2624 f-2624 rebuild kits relay not clicking repair resistor question
    • Replies: 13
    • Forum: Exclusively Sansui
  23. wmac

    Luxman L-560

    Hi, I am restoring a Luxman L560, and I need to find a power switch. Please get in touch with me if you know where to find it. Also, I need to find a service manual
  24. DG_lite

    Where to start on my Lafayette LR-221

    Hi all, as the title says, I have a couple small but annoying problems with this rare quadraphonic receiver. I think I know what the issues are but this is my first time trying to track down and rectify such problems. I'd like some guidance on where to look for my problems and what to replace...
    • DG_lite
    • Thread
    • buzzing hum hum issue lafayette lafayette recievers repair repair advice repair advice help needed
    • Replies: 27
    • Forum: General Audio Discussion
  25. Schmurpy

    Manual for Project One Mark 1500, or Telefunken TR-1500 DC.

    Hello, does anyone have the manual for either the Project One Mark 1500, or Telefunken TR-1500 DC?
    • Schmurpy
    • Thread
    • bias documentation information offset pacific stereo rare receiver repair restore service
    • Replies: 0
    • Forum: General Audio Discussion
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