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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[AMPS\]\s+Plate\s+transformer\,\s+chimneys\s*$/: 6 ]

Total 6 documents matching your query.

1. [AMPS] Plate transformer, chimneys (score: 1)
Author: rakefet@rakefet.com (Vic Rosenthal)
Date: Sun, 02 May 1999 10:03:47 -0700
I've got just about all of the parts for my 2 x 3-500z amplifier except the plate transformer. I haven't been able to find one of reasonable size and weight inexpensively, so I'm thinking about buyin
/archives//html/Amps/1999-05/msg00008.html (7,905 bytes)

2. [AMPS] Plate transformer, chimneys (score: 1)
Author: measures@vc.net (Rich Measures)
Date: Sun, 2 May 1999 10:28:26 -0700
? An important factor with capacitor-filter supplies is the winding R of the transformer. Since FWD supplies require only half as many turns on the HV secondary winding as do FWB supplies, making a
/archives//html/Amps/1999-05/msg00009.html (8,266 bytes)

3. [AMPS] Plate transformer, chimneys (score: 1)
Author: notawc@juno.com (notawc@juno.com)
Date: Sun, 2 May 1999 17:40:17 -0400
On Sun, 02 May 1999 10:03:47 -0700 Vic Rosenthal <rakefet@rakefet.com> writes: Inexpensive and Dahl do not work in the same context. A doubler in SSB/CW use offers a significant advantage over a FWB.
/archives//html/Amps/1999-05/msg00010.html (9,979 bytes)

4. [AMPS] Plate transformer, chimneys (score: 1)
Author: measures@vc.net (Rich Measures)
Date: Sun, 2 May 1999 18:04:26 -0700
reasonable ? However, amateur radio guys who go shopping for a Dahl Grade E-core hipersil transformer tend to act like aborigine guys when they go shopping for a new phallocarp. .-- i.e., they tend
/archives//html/Amps/1999-05/msg00011.html (8,396 bytes)

5. [AMPS] Plate transformer, chimneys (score: 1)
Author: Peter_Chadwick@mitel.com (Peter Chadwick)
Date: Tue, 4 May 1999 09:44:04 +0100
? good point. . . IOW more copper and less paper. But isn't the transformer utilisation factor worse with the doubler, leading to higher peak currents, and so more loss? OK, so resistance is less, b
/archives//html/Amps/1999-05/msg00026.html (7,823 bytes)

6. [AMPS] Plate transformer, chimneys (score: 1)
Author: measures@vc.net (Rich Measures)
Date: Tue, 4 May 1999 05:51:26 -0700
? So it would seem. . However, the decrease in R with half as many turns required is better than what one might expect since fewer layers of paper lets one use a bit larger gauge of wire than would
/archives//html/Amps/1999-05/msg00030.html (8,451 bytes)


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