The US built 811's usually dont need any special handling but Id still be
sure to have a glitch resistor in the HV, the cover off and one hand on the
power switch as no tube is impervious to gas arcs. However 1988 isnt that
old and Cetron built excellent tubes.
Carl
KM1H
----- Original Message -----
From: "Ulf (SM0NOR)" <ulf@sm0nor.com>
To: "Amps reflector" <amps@contesting.com>
Sent: Monday, December 05, 2011 5:36 PM
Subject: Re: [Amps] Cetron 811a.
> No takers?
> This ought to be a very simple question :)
>
>
> 73's
>
> Ulf (SM0NOR)
> ulf@sm0nor.com
>
>
>
> On 4 dec 2011, at 11:23, Ulf (SM0NOR) wrote:
>
>> Hi all,
>>
>> I recently bought 4 Cetron 811a from Nebraska Surplus, date coded 1988.
>> I intend to put them into a home brewed amp that is real close to smoke
>> testing.
>> Is there any start up procedure that is recommended for NOS 811:a? I have
>> not come across any recommendation regarding this so far. But before, I
>> put them in and apply filament and HV, I thought i'd ask here.
>>
>> Thanks!
>>
>>
>> 73's
>>
>> Ulf (SM0NOR)
>> ulf@sm0nor.com
>>
>>
>>
>
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