Re: can a picture tube be used as an RF amplifier?



"Saandy , 4Z5KS" wrote:
>
> usualy the electron gun is designed to generate a few tens of
> microamperes of current. i don't suppose you'll get the full legal
> power from it!


I doubt that he would get more than a couple watts out of a CRT, even
if it has 30 KV on the second anode. The ICs used to drive a computer
monitor's CRT, on the other hand? Some will work on two meters, and
higher frequencies and can be found in dead monitors all over the place.

--
?

Michael A. Terrell
Central Florida
.



Relevant Pages

  • Re: can a picture tube be used as an RF amplifier?
    ... usualy the electron gun is designed to generate a few tens of ... microamperes of current. ... power from it! ... Prev by Date: ...
    (rec.radio.amateur.homebrew)
  • Re: Tek 2213a high voltage problem
    ... > no trace), so I knew I was taking a chance. ... Power LED stays on, ... and the +KV anode supply via a HV multiplier.The CRT filament supply also ...
    (sci.electronics.repair)
  • Re: Sony KV32S22 - half-way back from the dead - what now?
    ... When you power the set on, do you hear the HV come up ... Are the filaments lighting on the CRT? ... Shoreline Electronics Repair ... common failure mode of a shorted HOT that killed the PS choppers ...
    (sci.electronics.repair)
  • Re: Noise on Soundcard
    ... speakers in a quiet room. ... which is an old CRT monitor ... switchmode power supply, and the horizontal sweep ... IME the switchmode power supply was as ...
    (rec.audio.tech)
  • Re: Noise on Soundcard
    ... which is an old CRT monitor ... switchmode power supply, and the horizontal sweep ... IME the switchmode power supply was as ...
    (rec.audio.tech)