Isn't this the second time 'round for this discussion?
On 9/28/2018 1:57 PM, Mickey Clark wrote:
> Hello-It wasn't stated if the noise is found in one channel or both. The
> trick is to work backwards in the circuit and reach the point where the
> noise is introduced . A signal tracer would find the issue.
> Ceramic capacitors are usually stable for the life of the unit. I would
> look for an electrolytic coupling capacitor that might have dried out -
> and if individual transistors are used in the circuit, then replacements
> are likely available.
> Integrated circuits would possibly be more problematic, but that's where
> a parts donor could solve the problem.
> If the problem affects both channels, then a power supply issue could be
> causing it. - Mickey
> Mickey Clark
> M.C.Productions Vintage Recordings
> 710 Westminster Avenue West
> Penticton BC
> V2A 1K8
> -----Original Message----- From: Lou Judson
> Sent: Friday, September 28, 2018 11:38 AM
> To: [log in to unmask]
> Subject: Re: [ARSCLIST] TEAC A-2340 "white" noise
> Sorry, just noticed the �white� in the subject�
> Lou Judson
> Intuitive Audio
> On Sep 28, 2018, at 9:32 AM, Lou Judson <[log in to unmask]> wrote:
>> If you want a response, you should add it to the reply to field! :-)
>> What sort of noise? Steady state white noise? Crackly irregular noise?
>> Hard to believe he can�t trace it; at some point it is there and
>> before that point it isn�t. Is it in playback, source monitor, or
>> both? If on playback, it could be the source/tape switches, that
>> happens on my Sony 4 track sometimes.
>> I think - not sure - that a deck of that vintage can have compoments
>> replaced on all the boards individually; not needing complete board
>> replacement� and there are units on ebay for $149 to 600 which you
>> could get as a parts donor�
>> Best luck!
>> Lou Judson
>> Intuitive Audio
>> On Sep 28, 2018, at 9:03 AM, 6295LARGE <[log in to unmask]> wrote:
>>> Hello everybody.
>>> I have a TEAC A-2340� which has a noise that my repair guy cannot
>>> fix. He's
>>> been in the business for some 35 year, but cannot trace this noise to
>>> source.� He said it might be the board which no one can fix or replace.
>>> Does that make sense?� Can anyone suggest a solution?
>>> Ben Roth
>>> P.S.� PLEASE RESPOND TO [log in to unmask]
This email has been checked for viruses by Avast antivirus software.