Do you think you may have actually had a glitch? Hopefully, you cooked the
tube as recommended before you applied hv.
73, Alek
VK6APK
At 05:43 AM 11/11/2005, Carlo Houben wrote:
>Hi , i am building a hf amp around a gs35b (new old stock ) in a GG
>configuration
>g3sek triodeboard for control .
>HV 3300V no load .
>The following is my problem :
>1/ My glitch resistor 33 ohm 17 w passed out by measuring zero signal
>anode current .
>first it was 20Ma and after i put the bias voltage to around 29 V it was
>100 Ma .
>but after 3 times ptt the glitch resitor past out .
>annyone an idea where i have to look for .
>Thanks in advance .
>73
>ON4BR
>
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