It is "instant on" (i.e., 3-500Z filament heat time - I usually gave mine
about 5 seconds minimum), and it is very quiet unless your high voltage
crowbar lever rattles against the top cover. That is easily solved with
tape on the lid where the crowbar lever touches it.
73, Duane
On Sun, 19 Dec 2004 17:00:28 -0800 (PST) Lee Crocker <w9oy@yahoo.com>
writes:
> Is the Centurian essentially instant on? I have an
> AL-80B and a AL-1500. I tend to almost exclusively
> use the 80B because I can just set the load and tune,
> flip on the amp and in about ten seconds be
> transmitting. Also I REALLY like the quietness of the
> 80B compared to the external anode tube. I've had
> both for over ten years and both have the same tube as
> when new.
>
> How does the Centurian stack up on the "instant on"
> issue and how quiet is it? For me quiet operation and
> ease of operation trumps tubes that last 30 years.
>
> 73
>
> Lee W9OY
>
>
>
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>
Duane Calvin, AC5AA
Austin, Texas
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