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Forum: AMP1

About AMP1 and AMP1-B (2x100W)

  1. R49 & 53 on the AMP1-B....anyine know where they are on the board?

    I just can't find them anywhere. Am I being blind or are they not on the v4.0 board?

    Started by neiljadman, 12-Aug-10 02:42
    • Replies: 2
    • Views: 64
    12-Aug-10 03:33 Go to last post
  2. Amp1 - Completed ...Working now

    Shipping and packaging:- ----------------------- This Kit is packed very intelligently and shipping is very very quick. I got it on fifth day. ...

    Started by omishra, 17-Aug-05 06:44
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,846
    06-Aug-10 19:40 Go to last post
  3. (almost) Finished Amp1

    I have almost finished my Amp1. In the photos I have put it next to my amp32 to show size. It is in a slightly smaller box than Sebastian's amp1 but...

    Started by Rephlex, 29-Jul-10 11:06
    • Replies: 0
    • Views: 83
    29-Jul-10 11:06 Go to last post
  4. Amp1 5V

    Hi everybody. first post. realy excited about this site. just finished my amp 1, and confused about the 5v source. will one of the kits work for...

    Started by kennykaos, 19-Nov-09 19:06
    2 Pages
    1 2
    • Replies: 13
    • Views: 392
    03-Jul-10 20:40 Go to last post
  5. SMD type

    Hi all,, Anybody knows what type of SMD resistors are used on the AMP1,,?? I lost a few (angry cat) and the choise of models (RS, Farnell) is...

    Started by eldeep, 06-May-10 17:15
    • Replies: 4
    • Views: 153
    07-May-10 11:56 Go to last post
  6. Amp 1b Power Supply

    First off, I just wanted to say thanks to everyone here for being so helpful. I wasnt sure about a few specifications on the Amp1b before I bought,...

    Started by Joe Roeschen, 27-Apr-10 23:00
    • Replies: 8
    • Views: 294
    29-Apr-10 13:57 Go to last post
  7. Amp1B PCB Size

    I am just about to pull the trigger on the Amp1 board, but need the PCB size for the Amp1b. Unless I totally missed it, I believe the posted...

    Started by Joe Roeschen, 14-Apr-10 18:18
    • Replies: 6
    • Views: 184
    16-Apr-10 01:07 Go to last post
  8. Good preamp for AMP1

    Hello! Could anyone advise me a good preamp for AMP1 ? Thanks! Ed

    Started by Marmes, 13-Apr-10 19:12
    • Replies: 2
    • Views: 103
    14-Apr-10 00:47 Go to last post
  9. Debugging Amp1 - Does not wake up

    Hi, I have build an Amp1 and completed the soldering. Now I attached the amp to a laboratory power supply with +/- 20 V and addded a fixed...

    Started by Paxus, 27-Jan-10 15:28
    • Replies: 6
    • Views: 235
    28-Jan-10 09:38 Go to last post
  10. Amp 1 bridging

    so i just put a resistor across the chip like in the pic? what value resistor, and how do i wire the ins and outs?

    Started by kennykaos, 24-Nov-09 20:40
    • Replies: 7
    • Views: 498
    26-Nov-09 02:48 Go to last post
  11. surface mount things

    On amp 1, what are the surface mount things on the bottom? it does not say anything about polarity. does it matter? some aren't labeled. how do you...

    Started by kennykaos, 20-Nov-09 17:46
    • Replies: 2
    • Views: 122
    20-Nov-09 18:35 Go to last post
  12. AMP1 KIT - 2,7V on both channel!

    Hi, I've buy my first AMP1 kit this week... (Sorry for my bad english!) I have mounted all the components, and I have check it, but when I connect...

    Started by miglio80, 30-Oct-09 16:22
    • Replies: 3
    • Views: 196
    01-Nov-09 12:22 Go to last post
  13. amp shuts off at low power and low frequency?

    I'm having a problem where my amp is shutting off when playing low frequencies at relatively low power. This only happens at frequencies below...

    Started by Sean, 12-Nov-06 20:50
    • Replies: 9
    • Views: 1,267
    08-Oct-09 14:12 Go to last post
  14. Psu Transformer question

    I’ve built an amp1 and I have a psu from an old mosfet amp the transformer is 35 0 35 and it’s putting out + - 50vdc is this to much for the amp1...

    Started by jovius, 08-Sep-09 23:32
    • Replies: 7
    • Views: 398
    19-Sep-09 03:29 Go to last post
  15. PRE1 and AMP1-B - Progressing.. Slowly..

    I'm slowly progressing... Just finished the input switching circuit for the preamplifier. It's made of 8 relays. 4 of them to switch the two color...

    Started by PartyPhreak, 07-Aug-09 14:05
    3 Pages
    1 2 3
    • Replies: 28
    • Views: 1,016
    25-Aug-09 08:02 Go to last post
  16. AMP1 - Bottom Component Layout diagram

    I posted this in another thread, but thought I should post it under it's own heading: I've updated the PCB bottom component layout with the...

    Started by Scratchy, 24-Aug-09 06:50
    • Replies: 0
    • Views: 336
    24-Aug-09 06:50 Go to last post
  17. Burned up resistors? Too much no-load voltage?

    This is my second attempt at a Tripath chip kit from here. The first one burned up a diode, and my closest scrutiny couldn't find my error. This one...

    Started by ozerik, 03-Aug-09 21:52
    2 Pages
    1 2
    • Replies: 12
    • Views: 429
    17-Aug-09 03:19 Go to last post
  18. Problem with amp1

    Hi, I've got AMP1-B, 2x31V PS with lm7805 regulator. It was assembled a year ago and was working for few days with temporary 2x20V PS. Then I had...

    Started by elektroteknology, 21-Jul-09 09:25
    • Replies: 8
    • Views: 364
    24-Jul-09 15:55 Go to last post
  19. new issues - but slowly progressing

    Hi everyone, So far I have made slow progress on this project but I'm fine considering I started with Zero knowledge and skills. Just to give you...

    Started by thespartan, 26-Jan-09 20:21
    4 Pages
    1 2 3 ... 4
    • Replies: 36
    • Views: 1,740
    07-Jul-09 13:32 Go to last post
  20. SMPS for Amp 1B

    1. is this SMPS suitable for powering an AMP 1B? http://www.circuitspecialists.com/prod.itml/icOid/9624 240Watt 30V/8.0A Single Output Power...

    Started by nazcalito, 26-Jun-09 02:19
    • Replies: 1
    • Views: 316
    26-Jun-09 03:53 Go to last post

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