[Amps] Failed 8877

[g8gsq@qsl.net (Steve Thompson)]

On Tuesday 08 October 2002 09:31, Michael J. Tubby B.Sc. \(Hons\) G8TIC wrote:

>
> Steve,
>
> Aren't these the tubes that when you invert them you hear a 'plink' type
> noise from inside as they disconnect?
I just dug them out - I can't hear the tinkling noises that I remember from
before and one of them is going open when inverted. I never tried to
correlate the noise to heater continuity - at the time I heard the noise, I
think I wasn't aware of the heater problem.

Steve