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  1. C

    Au517 need expert assistance (uk)

    Unable to mail you , your help would be appreciated. Chris
  2. C

    Au517 need expert assistance (uk)

    Cheers John. I'll send a mail. Chris
  3. C

    Au517 need expert assistance (uk)

    Hi , anyone in the the Midlands (uk) prepared to look at my 517 it's packed up. Powers up, comes out of protection but no output. It had been serviced, cleaned etc probably 6 _7 years ago .Obviously I'm prepared to pay thanks Chris
  4. C

    Restoration/ uk

    Hi , Thanks for the info. Much appreciated Chris
  5. C

    Restoration/ uk

    Thank you for the reply. I'll look into that one, apparently a temperamental amplifier where good knowledge of the product is needed. I've been reading on here they aren't easy to deal with:eek:
  6. C

    Restoration/ uk

    No one, I may have sourced a aud11 mk 2 that would require restoration. Be appreciated. Chris
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    Restoration/ uk

    Is there a list of recommended/ respected engineers that can be used in the uk? I know John (hyperion) is one and I have had a conversation re a 517 I own maybe 5 years ago with him, but he is busy with current clients and his own stuff. Be helpful to me if you've used other electronics...
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    Au 719

    :)
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    Au 719

    Dynavector, plinius, pass labs and many others. I like Nelson's amps to be fair.
  10. C

    Au 719

    I've owned multi thousand £ pre powers and currently have a 517 which has been in the family since 78. Has tech in amplifiers moved on that much, I think not when comparing specs and sound quality Thoroughly understand you point of view
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    Au 719

    Thank you again. Is restoration something that you still carry out John?
  12. C

    Au 719

    I suppose its difficult to tell from the screen shots if it's had anything done previously?
  13. C

    Au 719

    Many thanks John, Looking at one of these or a 919. I'm abit put off the 919 as I'm lead to believe there many unobtanium parts inside..
  14. C

    Au 719

    Apologies if this is in the wrong place. Chris
  15. C

    Au 719

    Hello gents, What would be a reasonable price for a working 719 in the uk? What would be the approx price for restoration and lastly are they significantly better than a 517. Some screenshot of the item in question. Regards Chris
  16. C

    517 problem

    Well pleased to say it resurrected it's self. Pleased as i have original box, manual handles and cosmetically it is excellent Thanks for the previous replies. Regards Chris
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    517 problem

    OK I will see how if it works in a couple of days.
  18. C

    517 problem

    Uk yes, contacted you last year. I'm in Loughborough your Hertfordshire correct. Regards Chris
  19. C

    517 problem

    Will do, if I have no joy I assume you still run your eye over these John? Regards Chris
  20. C

    517 problem

    This morning I have loud humming on both channels must be the contact cleaner screwed something.As stated initially power on dropped a channel after minute, flick the power restored both channels no distortion . After cleaning both channels produce a loud hum on connected and also bypassed with...
  21. C

    517 problem

    Fusistor? Fuse or resistor where are these? Probably better to send to Hyperion if it doesn't work today. Regards Chris
  22. C

    517 problem

    Recap, glue removal and Checked all done
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    517 problem

    If that works then the issue is the rear switch.? Can they be sourced or repaired. What is the issue with them just old age? Regards Chris
  24. C

    517 problem

    Does that bypass the switch on the rear so it's running as an intergrated.
  25. C

    517 problem

    OK will leave overnight and try it again. If no joy I assume it must be the separate switch. Regards Chris
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