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Voyager Volume Problem

Printed From: Graham Slee Hifi System Components
Category: Headphone Audio
Forum Name: Portable Headphone User
Forum Description: Technical Q&A, hints and tips
URL: https://www.hifisystemcomponents.com/forum/forum_posts.asp?TID=1832
Printed Date: 18 Apr 2024 at 7:59am
Software Version: Web Wiz Forums 12.01 - http://www.webwizforums.com


Topic: Voyager Volume Problem
Posted By: KenWilson
Subject: Voyager Volume Problem
Date Posted: 09 Apr 2013 at 11:11pm
Hi Graham,

Tried sending you an email but got a bounce back, so had to post on the forum.

I was just checking if you did repairs?  I have a one of your Voyager amps which I've been successfully and happily using for a number of years now.  Unfortunately it has developed a volume related problem.   It started a couple of weeks ago now.  While adjusting the volume I notice it crackling and the sound became very loud and abrasive.  However having tried it again at the weekend there is now almost no sound coming out of my headphones.  I'd hate to think it was un-repairable, as I use that and my Ultra Linear on a very regular basis. 
Can you let me know if it's fixable please?

Thanks in advance,
Ken Wilson



Replies:
Posted By: Ash
Date Posted: 09 Apr 2013 at 11:58pm
Graham will get back to you soon, because he cares a lot about his customers. Thumbs Up  He's been busy lately with the move of his headquarters so he has not been around here as much as he would like. Sit tight and he'll respond eventually. Smile

Sounds like some sort of component failure/fault perhaps, even if it's just one single component. I'm sure it is straightforward enough to fix, even if it involves one of Graham's guys taking a look at the PCB and replacing an electronic component. Smile


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We do not see things as they are. We see things as we are.


Posted By: mrarroyo
Date Posted: 10 Apr 2013 at 11:09am
Ken, I sure hope you get your Voyager fixed soon. It is a very nice sounding amp and it should not be any problem for Graham to correct the situation. Cheers!

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Miguel


Posted By: KenWilson
Date Posted: 10 Apr 2013 at 11:58am
Thanks for responding so quickly, much appreciated.  Like you, I'm hopeful that it can be fixed.
 
Cheers,
Ken


Posted By: JamesD
Date Posted: 10 Apr 2013 at 12:56pm
Maybe something as simple as a rogue dry joint, I say rogue because of the usual high build quality!


Posted By: Ash
Date Posted: 10 Apr 2013 at 1:28pm
Remember that Graham does not build individual electronic components so he is dependent on the components he receives from his suppliers. I personally doubt the build quality has anything to do with it. Perhaps it does but I doubt it. It's probably simply a component failure, which is not GSP's fault as they have no control over the expected lifespan of the electronic components that they use. GSP HQ has plenty of electronic test equipment for identifying a fault on a PCB. It will simply be a sequence of elimination via test apparatus until they isolate the problem. Component replacement will solve the issue, I'm sure. No need to be too concerned and I'd imagine repair costs won't be too bad. Smile


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We do not see things as they are. We see things as we are.


Posted By: Graham Slee
Date Posted: 10 Apr 2013 at 4:08pm
I did reply but it seems it didn't get through. Been busy trying to manage new workshop fitting out - great tradesmen this time around but asking lots more questions than I can answer - hoping to be back to posting soon.

DC offset can cause "pot scratch" but high frequency instability is the usual culprit and is why we fit compensation capacitors. If an older unit it may not have them because the design tested stable, but I'm now doing "belt and bracers" because the airwaves are so over modulated these days. If it does have comp caps one could fail but if on both channels two failed caps are highly unlikely. Is the input cable shielded? If you're unsure give us a call on 01909 568739 (+44 prefix outside UK)


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That none should be able to buy or sell without a smartphone and the knowledge in how to use apps


Posted By: KenWilson
Date Posted: 11 Apr 2013 at 1:12pm

Thanks for getting back to me Graham and for the info on what the problem might be.  The serial number is 0130-697 if that helps. Am I right in assuming that it’s repairable then?  If so is it just a matter of sending it off in the post?  Happy to phone and discuss if necessary.

Thanks, Ken



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Main headphone audio setup: -

Sonos fed by ReadyNAS/Apple Lossless
Graham Slee Ultra Linear
Beyerdynamic T1



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