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help needed

  1. A

    Sherwood S-7250 CP repair, did something dumb, seeking wisdom

    Hi AudioKarma folk, This is my first time on the forum, and my first post. I have read some of the sticky posts, so I'm hoping I'm not doing too much overlapping with things-I-should-already-have-known-from-having-done-due-diligence. I have a Sherwood S-7250 CP stereo amplifier that was a gift...
  2. mrwasabihead

    Insight and assistance w/ another pissy SX-650 !

    Greetings all, (Note: I've added some voltage omissions from the original post) I've been working on bringing a shelved SX-650 back to life and have had great results so far thanks to several threads here dealing with the power supply boards, protection circuit etc. Thankfully this unit hadn't...
  3. M

    Technics SA-424 left channel problem, desperately need ways to fix

    So a couple days ago i picked up this technics sa-424, a very pretty looking receiver. However, after i had set it up and got everything going, I noticed that there was little to no sound coming from the left speaker. The most sound i could get out of the left speaker was barely noticeable even...
    • Manageman14
    • Thread
    • fixing help needed left channel left channel not working receiver advice receiver repair repair help technics technics sa-424 troubleshoot
    • Replies: 0
    • Forum: General Audio Discussion
  4. Landcruiser

    Marantz 2230 ~ What did I fry?

    Hello, All! This is my first post here on AK, so be gentle.. I recently picked up a minty fresh, *all original* Marantz 2230 from my local Craigslist of all places. I got her home and cranked her up..sounded great aside from a scratchy volume pot. So I figure I'll open it up, clean out the...
  5. T

    HK 930 main fuse keeps blowing

    Need help fixing my Harmon kardon 930 twin. I was doing a recap on the pre output board and the two b+ contacts managed to connect and blew the main fuse. I have since fixed that issue, but now the unit keeps blowing the fuse. Someone please help me. Ps. I'm new to ak
  6. N

    Cassette deck wont switch off

    So today i purchased my first vintage stereo system, which consists of a panasonic su-2800 amplifier, panasonic st-2800L tuner, panasonic SL-H304 turntable, two panasonic 635 cassette decks and a pair of wharfdale laser 20 speakers. The problem im having is that one of the cassette decks wont...
    • Nathan Gregg
    • Thread
    • 635 cassette deck help needed off panasonic power problem turn wont
    • Replies: 7
    • Forum: Tape
  7. BobEDigital

    Sansui 7070 helllllp

    hey guys, I was replacing some lamps on my 7070 and whoever initially replaced them... whooofda. I'll have pictures at the bottom. Essentially they soldered the lamp ends shut and used wires to light bulbs. I clipped them out and was putting the new ones in one at a time and clearing old...
    • BobEDigital
    • Thread
    • fails help help needed repair sansui sansui 7070
    • Replies: 21
    • Forum: Solid State
  8. elgrillo

    Some help with Marantz 7T Restoration.

    Hello everybody, I just got a Marantz 7T(SN: 18,437) this week , its in nice shape for how much I paid for it. Maybe someone can help me across this journey of trying to restore it. I know how to solder and use the multi meter . In the past I already restored a marantz 32 with a lot of help of...
    • elgrillo
    • Thread
    • help help needed marantz 7t recap restoration project
    • Replies: 8
    • Forum: Marantz Audio
  9. quadmatrix82

    Pioneer SA-9900 Power switch replacement

    Hi pioneer experts, wondering if anyone knows of a good new power switch replacement for a pioneer sa-9900? The contacts in mine are too far worn to be saved, any advice appreciated!
  10. sjsurman

    Tips on replacing a bent Dual 1229 tonearm.

    Hey forum, I am very new to AK. I have a Dual 1229 with a slightly bent tonearm. Looks as though something heavy fell on it from above. There is a new old stock replacement tonearm part number 218 238, pictured, that I'm considering purchasing. It comes with the headshell and lead wires. Any...
    • sjsurman
    • Thread
    • 1229 dual first post help needed suggestions tonearm tonearm bent tonearm disassembly tonearm problems
    • Replies: 4
    • Forum: Turntables
  11. R

    Onkyo TX-2500 - 'wobbling sound'

    Hello everyone, I've got an Onkyo TX-2500 receiver back home with Jamo 28 speakers. Everything worked perfect, however since a couple of weeks the speakers give a 'wobbling' sound. I realize, 'wobbling' is a vague term so I'll try to explain it in detail. After I turn on the receiver, both...
    • RobbertHesen
    • Thread
    • help needed jamo onkyo repair speaker tuner
    • Replies: 10
    • Forum: Speakers
  12. Stabone454

    Marantz 2226B faceplate cleaning. Help!

    i have spent quite some time reading about all of the products people suggest to clean marantz and other silver faced Receivers. Here is what I am looking for. I have tried a deep bath in warm water with soap but you can still see tarnish and wear marks. What product that I can go straight to a...
  13. Stabone454

    Marantz 2226B

    hello all! What does the group feel the value of a Marantz 2226B would be in good cosmetic condition but with one channel out? (Right channel). I have attached a photograph of the actual unit. Is this a quality unit as well? ( as far as marantz go, I know they were all pretty good). Thank you...
  14. Stabone454

    Marantz 2220B vs Yamaha CA-600

    hello everyone! Would you trade a perfect condition Yamaha ca-600 for a marantz 2220b that is cosmetically perfect and working but there is no sound out of one channel??? Thoughts would be greatly appreciated!! Thanks Jay Yes I could most likely fix the marantz myself.
  15. B

    Listening Space Charity Case (receiver help, watts, ohms, etc.)

    Hi all First off, I want to thank anyone willing to help. I've been looking through this entire board and it's a serious resource. I'm walking in here and basically asking for beginners help, help I'm sure many others have asked for before. I have read a half dozen explanations about "How...
  16. Stabone454

    Vintage speaker advice please!

    hello everyone! I am looking for a pair of vintage speakers for between $100-$150 that deliver good bass and clean highs. I will be running them with a harman Kardon 330 or a NIKKO nr 619. Also something that's not too hard to find. Any suggestions would be greatly appreciated!
  17. H

    Resetting all parameters on YAMAHA RX-V430RDS?

    Hi, I have a question if anyone can help on this forum about how can I reset all the parameters of YAMAHA RX-V430RDS to the initial factory settings. Thanks!
  18. Stabone454

    Harman Kardon 330 very dirty! Suggestion?

    attached is a picture of the hi 330 I just picked up really cheap Any thoughts on the safest way to clean this mess inside up? Thank you!!
  19. Stabone454

    Harman Kardon 330 information needed! Help!

    hello! What are people's thoughts on the 330 ( not written out or an a,b,c just 330) is this a quality unit?? It seems to be fully functional with light cleanup needed, do you think it's a fair price at $80? Help please The photos attached are of the actual unit I am speaking of. Thank you
    • Stabone454
    • Thread
    • harman kardon help needed reciever vintage
    • Replies: 4
    • Forum: Tuners
  20. Stabone454

    Harmon Kardon 330

    Hello everyone! What are people's thoughts on the Harmon Kardon 330 model reciever? Is it reliable? What do you think one that supposedly completely works but needs cosmetic cleanup is worth? Nowhere in the pictures can I see an a,b, or c is there just a straight 330 model?? Thanks for your...
  21. PaulFerrell

    Looking for help on a tube project

    Hello everyone, I just purchased a 1950's console that when new had a phonograph, Tape player, and AM/FM radio. The cabinet is in perfect condition for the age and is cleaning up nicely. The phonograph and tape player have been removed. I'm not real upset about that. The radio on the other had...
  22. jrcbriones

    Changing the Turntable on a Zenith Cobramatic and making a hybrid

    Hi AudioKarma! I acquired a mint mid-century modern zenith with tube amps. It sound beautiful & everything works perfectly. However, I know the tone arm on these turntables are heavy and can damage records so I want to change the turntable. Here is a few scenarios I have in mind and hopefully...
    • jrcbriones
    • Thread
    • frankensystem help needed hybrid pre amp zenith console
    • Replies: 5
    • Forum: DIY
  23. Franco989

    Pioneer SX 1250 restoration power cap filters

    Hi Everyone I'm putting the finishing touches on a full restoration of a Pioneer SX 1250. I wouldn't considered my self an expert but I have learned alot from reading on this forum, here is where I'm stuck and need your help. I'm replacing the Power Filter Capacitors with the United Chemi-Con...
  24. MadcapLaughs

    Yamaha A1 integrated amp (phono issue)

    Hello, I just purchased a Yamaha A1 integrated amp. While the line stages sound great I'm noticing some problems in the phono stage. 1. The gain levels to achieve slightly loud sound output means I am turning the knob past 12 o'clock each time. (High output MM cart used). I have efficient...
    • MadcapLaughs
    • Thread
    • amp repair help help needed integrated amp phono vintage amp yamaha yamaha a-1
    • Replies: 76
    • Forum: Yamaha
  25. R

    My Home Stereo System. Decisions, decisions.

    I've been very happy with these SB A52 tower speakers since the day they were GIVEN TO ME FOR FREE! Well sorta, I helped a friend move and he told me to keep these. I've had them for almost 10 years now, I know very little about them and they still sound great. I'm sure they aren't the...
    • RockstarZero
    • Thread
    • comparison faq help needed mix thunder pro2 1200 technics sb a52 value
    • Replies: 7
    • Forum: Members' Systems
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