From the curves, it looks like Igmax is about 0.5A under normal
operation and biasing so a .75A meter face would work well. Max grid
power dissipation is 26W on this tube. The curves are on
http://amp.w4zt.com/gs35b/index.html.
Tomm
KB0NLY wrote:
> Working on scaling my meters today using that Meter program from Tonne
> Software. For those that don't know i'm using the GM3SEK Triode Board and it
> has outputs for Grid and Anode metering onboard, so i'm working on getting
> those meters ready today.
>
> I can only find that the GI7B has a max Plate/Anode current of .600mA, so
> figure a 1a scale will be plenty on the Plate Current meter.
>
> What about the Grid Current meter? I can't find any info showing what the
> max current is for the Grid on these tubes. I want to make the scales nice
> and neat with colored bands showing the normal operating range, a quick
> glance to see if i got a problem, etc..
>
> Someone on here must know! None of the english or russian spec sheets that i
> can find mention grid current.
>
> Thanks and 73,
>
> Scott KBØNLY
>
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