[MRCA] ATC ART-13
Herb Mooney
herbert.mooney at gmail.com
Tue May 30 09:24:38 EDT 2023
Would this A/C power supply work well enough for testing initial setup
prior to using my batteries with the dynamotor?
https://www.amazon.com/gp/product/B00PWSDH8C/ref=ox_sc_act_title_2?smid=AMH4W1K8OCGMX&psc=1
Herb - W4BCH
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On Wed, May 17, 2023 at 10:52 AM Jeep Platt <jeepcomms at outlook.com> wrote:
> I just sold an on the air ART-13 and ARR-15 receivers for $1k. The ART-13
> was complete and virtually new condition. The ATC (Navy designation) and
> the ART-13, both T-47s, are virtually the same. I would shoot for the
> easiest one to get on the air. I might also recommend an a.c. power
> supply, to begin with. That will allow sequential application of voltages;
> filaments first, the 400v, then the 1100v HV.
> Things to sequentially check:
> All tubes light up.
> Autotune works and properly "homes". ( no home, no TX key).
> Apply 400v and check grid drive.
> Finally, apply HV and check for power out.
> If you need initial dial settings for test on 75 meters (can provide).
> You will need between 700 and 1100pf of loading to tune 75 meters at 50
> ohms.
> Been there, done that, at least 8 times.... It can be done.
> Jeep K3HVG
>
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