Before each contest I use a very very strong vacuum cleaner on all my
amps and rigs.
Clean all intake and exhaust vents
I clean the fins on the tubes also.
You can't believe how much dust can build up in a month.
Now I hope I don't have to tell you to power down any amp/rig/computer
before cleaning.
!!! Warning!!! pull the power cord out of the wall socket before taking
any covers off of Amp or power supply to clean.!!!
I also do this for my computers also.
Now if I can just vacuum the cobwebs between my ears, I might actually
.... nah, too old for that to help.
On 2/17/2011 8:54 AM, Fabi va2up wrote:
> Hi all,
> since there is an ongoing trend on aplifiers I take the opportunity for
> shooting a question to the group out of the dark.
> I have 2x Alphas 89s and they have given me nice service for the time I have
> used them , I don't like nor do I see the need for running the amps over 1K,
> normally between 500-800W sometimes less.
> I have an intermittent problem that one of them developed last december.
> Without warning the amp will go on 'WAIT' mode as if he's trying to protect
> himself. After some head scratching I had beefed up the air debit of the
> auxilary fan and the problem went away. It came back though last weekend and
> we were unable to make it work for more than 5 minutes before it would again
> go into WAIT state. What happend then is that after sitting pretty for a day
> or two the amp starts working normally unless I use it without the aux blower
> on for a long period.
> Has anybody come across this before and/or any ideas from the amp gurus out
> there? Thanks.
>
> 73,
>
> Fabi va2up
> http://sites.google.com/site/va2upcontesting/
>
>
>
> _______________________________________________
> RTTY mailing list
> RTTY@contesting.com
> http://lists.contesting.com/mailman/listinfo/rtty
>
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