| To: | "Alex Eban" <alexeban@gmail.com>, "'Mike Saculla'" <fqm@msn.com>, "'amps@contesting'" <amps@contesting.com> |
|---|---|
| Subject: | Re: [Amps] Power supply question |
| From: | "Jim Tonne" <Tonne@Comcast.net> |
| Date: | Sun, 12 Apr 2009 13:59:25 -0400 |
| List-post: | <amps@contesting.com">mailto:amps@contesting.com> |
Alex wrote in part: > Peter Dahl, designed for me a PS transformer with > 6 separate secondaries, each one producing 400VDC after > rectification. What a beautiful candidate for a pulse-width modulator for AM or Kahn-method SSB! That is precisely what the 500 kW shortwave transmitters by Continental do. 48 separate 700 volt supplies, all stacked in series. Each such supply has its own pulse-width modulator. - Jim WB6BLD _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps |
| <Prev in Thread] | Current Thread | [Next in Thread> |
|---|---|---|
| ||
| Previous by Date: | [Amps] Diode Specs, Shagbark Acres |
|---|---|
| Next by Date: | [Amps] multiple supplies in series, John Lyles |
| Previous by Thread: | Re: [Amps] Power supply question, Alex Eban |
| Next by Thread: | Re: [Amps] Power Supply Question, Mike Saculla |
| Indexes: | [Date] [Thread] [Top] [All Lists] |