alpha

  1. M

    Substitute tone pots

    I’m trying to find a new, currently-produced replacement for the tone pots on a 2225 PE-01 tone board. I suspect they’re the same pots used on multiple receiver models. 2-gang 100K linear pots with 11 detent positions. After much searching, I’ve found no drop-in replacement, and no...
  2. G

    Sansui AU-X317 thoughts and recap

    Good day! So I got my hands on this middle sized Sansui AU-X317 stereo amplifier. Is it just me or there is absolutely no information about it? The only website that has some information is https://audio-database.com/SANSUI/amp/au-alpha317k-e.html . Looks totally the same, but here it says 150w...
  3. Fitap

    AU Alpha 707 L Extra - PSU caps upgrade - I need input

    Hi to all and sorry for my english is not good. I own of a vintage japanese market AU Alpha 707L Extra model, and I looking for the service manual for read the part list because I wish to upgrade the electrolytic capacitors of power supply. But a bit confused when I inspect the PSU; there are...
  4. smurfer77

    Sansui Alpha series settings and notes

    Hi folks, As we know, there are very few service manuals available for the Alpha series. This post is a kind of placeholder for Sansui alphas series data; mainly service manual adjustment data, but other points could be saved here too. I will edit this first post to have key data updated. If...
  5. cemerson

    Nikko Alpha 440 Output Transistor Subs Question

    I have an Alpha 440 with a blown channel that was going to be pitched. I hated to see it recycled for the 30 pounds of aluminum in it. I took it because it's in perfect shape,other than the blown channel and FREE. I've been searching thru the posts and just want to verify that the Sanken 2SA1215...
  6. thought91

    How to update a vintage amp?

    Vague question, I know. Are there any threads out there indicating how to determine what to replace, what to replace it with, and how to replace it? I'm completely new to circuitry stuff, so approach as if I know nothing, which is pretty accurate. I'm trying to update a Nikko Alpha 1 and Beta 1...
  7. C

    Sansui Alpha 907 Extra?

    Would anyone happen to know if this amp actually exists? I've found pics of both the Alpha 607 Extra and the Alpha 707 Extra but google cannot find me any of the Alpha 907 Extra so I was wondering if maybe that particular model series was incomplete. Apart from a mention here...
  8. N

    issue with au alpha 777dg (au x911dg)

    hi! need a little help... I have the Alpha 777DG (AU X911DG) and i only recently "discovered" the magic of "digital direct". Absolutely love it! i. I'm having a bit of an issue though. I noticed that when on digital direct, i get a bit of imbalance between left and right channels. No drop outs...
  9. K

    Replacing Tweeter in PSB Alpha

    On the weekend I picked up a set of PSB Alpha's for $10. The tweeters had already been replaced with crappy non-stock tweeters. The seller threw along some Motorola KSN1039A (according to my research) tweeters he said I could swap out. He said these I could just wire in, but if I went with...
  10. DijonJohn816

    Elac Debut B5 vs. Infinity Alpha a50 - Which used speaker to buy?

    Which would you recommend buying, the Elac Debut B5 or the Infinity Alpa a50? I realize these are two very different speakers, but I can't decide between the two. They are for sale used on CL for about $150, so no shipping charges. They'd be used in a fairly small room for mostly turntable...
  11. salvo

    Sansui au alpha 607dr

    Hello friends ! where can I buy the volume control of Sansui au alpha 607 dr? THANKS! :) SALVO.
  12. salvo

    Sansui cd alpha 717dr

    hallo friends, My CD player Sansui CD ALPHA 717 DR have the user manual in Japanese, you know where I can have someone in English, Italian, French words in a more understandable language? THANKS!:) SALVO.
  13. L

    Sansui AU-a607 extra or...?

    Hi guys! I have a sansui au-a607 extra 110v recapped, which sounds awesome for me, but now probably I have a chance to get a new Nuprime IDA-08 or a ST-10 (using a parasound Zdac v.2 like preamp), my use is 100% PC, and I listen a lot of classic, pop, orchestal music at low-medium volume, paired...
  14. salvo

    SANSUI AU ALPHA 907DR

    Hello friends, my name is Salvo,I'm Italian I bought recently the Sansui in object I interfaced loudspeakers Klipsch rf7 first series, I'm very satisfied sound but unfortunately not I can to find the total value capacitors of filtering and the power of the transformer (the site HiFi engine...
  15. L

    Tannoy Mercury V1i... improve it?

    Hello I have this speakers for my setup in my PC, I know a guy, with a great reputation. He tells me he can improve speaking, changing the crossover components. Some changes, they are change the capacitors by Mundorf Mcap, and the speakers cable. The price is not very high. The model V4I or...
  16. MJ King design OB speakers

    MJ King design OB speakers

    Both speakers with grills attached
  17. OB speakers - MJ King design

    OB speakers - MJ King design

    Finished MJ King design open baffle speakers.
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