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Thank you for the reference to BAMA. I was not aware of that resource.

JohnThe SX17 manual says that the measurements shown in the tube voltage chart were made at a line voltage of 115 VAC.? That does not mean that the SX-17 was designed for operation at 115 VAC, it

John , very often, there was a universal transformer option. For many models it is listed only in the parts list after the normal transformer. I looks on BAMA

A few months ago I acquired a Hallicrafters SX17 receiver intending to restore it as a winter project. Well the winter months have come and gone and I have finally gotten around to getting it on the

Anyone out there with one of these currently using it on the air? Just got my home brewed power supply finished using the Drake L-4B plate transformer (wired for 240VAC) , voltage doubler using (2)

W7WRX <clark@...> wrote - package? - parallel or series resonance? If parallel, please specify loading .....xx... pF? - adjustment at 25 deg C (... ppm) and temperature stability

Jerry, Welcome! Glad to hear you have now enjoyed the Hamvention experience. It is wonderful. I have been attending since 1990. What you experienced / demonstrated Friday morning was 'Thoughts become

Krystaly emailed me asking for these specs: we are able to produce this crystal, however we need to know the basic parameters: - package? - parallel or series resonance? If parallel, please specify

Welcome to the group Jerry. Good luck on your quest for the cw filter. Walt Cates, WD0GOF https://wd0gof.com/Hallicrafters A majority of acceptance is not proof of

I just discovered this group so I signed up and thought I would introduce myself to get the first message out of the way. Most of my activity has been building homebrew and operating QRP CW. But last

Yes, Thank you for the suggestions Tom, and Peter too!I have been trying all three names, and different combinations of them too, for some time now. The only documentation I can find is on the

... and Matsushita sold products under their "home" name NATIONAL... Early video gear that I worked on often arrived with Matsushita, National, OR Panasonic name badges.... check all 3. Tom -

I? contacted Bomar about crystals for my SX-117 and they wanted complete specs for the crystal, which of course I didn't have.? I offered to send them the schematic so they could maybe determine

Thank you so much Jim! Fingers crossed!

Good evening, I somehow lost the last post while editing it; it's in your quoted text and replaced here. "Late to the post.? If the shift is only 50Hz, something is amiss.? Should be as in

Hallicrafters S-200 4 tubes and 5 bands. Hallicrafters S-210 6 tubes and 6 bands You can draw your own conclusions about "similar"! Although they both come in a simulated type wood case style,

Score!Thank you Walt!

Hallicrafters S-200 4 tubes and 5 bands. Hallicrafters S-210 6 tubes and 6 bands You can draw your own conclusions about "similar"! Although they both come in a simulated type wood case style,

Thanks Walt,I kind-a knew they were not similar, especially sine the S-210 has the FM band.-Drew

Manualman.com has the S210 manual for $13.25. Walt Cates, WD0GOF https://wd0gof.com/Hallicrafters A majority of acceptance is not proof of