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1. Re: [Amps] Amps Digest, Vol 43, Issue 70 (score: 1): Author: "Edwin Karl" <edk0kl@centurytel.net>; Date: Tue, 18 Jul 2006 08:06:26 -0500; I have been reading the PEP discussion and where it is drifting. Here's my thoughts. First, an amplifier with output devices (notetubes or solid state) will have a certain absolute maximum output pow; /archives//html/Amps/2006-07/msg00563.html (33,747 bytes)
2. Re: [Amps] Amps Digest, Vol 43, Issue 70 (score: 1): Author: Gudguyham@aol.com; Date: Tue, 18 Jul 2006 09:11:11 EDT; But for me amplifiers should be rated at there key down maximum, period. SSB can only be less total power, which results in good Ed K0KL I asked a few of the posters to tell me what their "key down"; /archives//html/Amps/2006-07/msg00564.html (6,903 bytes)
3. Re: [Amps] Amps Digest, Vol 43, Issue 70 (score: 1): Author: "Tom W8JI" <w8ji@w8ji.com>; Date: Tue, 18 Jul 2006 10:10:39 -0400; That "trash" starts at anything over zero watts Ed, and it can get better and worse as power is increased. Transistors of course limit with a much more defined change in transfer characteristics tha; /archives//html/Amps/2006-07/msg00570.html (11,183 bytes)
4. Re: [Amps] Amps Digest, Vol 43, Issue 70 (score: 1): Author: "m.ford" <k1ern@pioneerwireless.net>; Date: Tue, 18 Jul 2006 10:50:15 -0400; fast forward. There was an automobile back in the sixties or seventies that had a fuel efficiency meter. It was a dual scale meter that read manifold vacuum and related it to miles per gallon. Mike k; /archives//html/Amps/2006-07/msg00574.html (7,798 bytes)
5. Re: [Amps] Amps Digest, Vol 43, Issue 70 (score: 1): Author: "Gary Schafer" <garyschafer@comcast.net>; Date: Tue, 18 Jul 2006 10:33:21 -0500; SSB can only be less total power, which results in good PEP is the easiest and most complete way to express the output power of an SSB transmitter. The problem is that understanding what PEP is seems; /archives//html/Amps/2006-07/msg00578.html (8,278 bytes)
6. Re: [Amps] Amps Digest, Vol 43, Issue 70 (score: 1): Author: "W7RY" <w7ry@centurytel.net>; Date: Tue, 18 Jul 2006 09:02:07 -0700; Well put and exactly correct Gary! I have observed exactly the same with both an oscilloscope and many different types of peak reading watt-meters. Bird included. 73 Jim W7RY SSB can only be less tot; /archives//html/Amps/2006-07/msg00579.html (9,263 bytes)
7. Re: [Amps] Amps Digest, Vol 43, Issue 70 (score: 1): Author: "Keith Dutson" <kdutson@sbcglobal.net>; Date: Tue, 18 Jul 2006 15:51:07 -0500; In the 40's and 50's we used speed of the wiper blades to determine fuel efficiency. <grin> Those days if you wanted to run mobile power you needed a dynamotor in the trunk. :) 73, Keith NM5G --Origi; /archives//html/Amps/2006-07/msg00592.html (8,978 bytes)
8. Re: [Amps] Amps Digest, Vol 43, Issue 70 (score: 1): Author: R L Measures <r@somis.org>; Date: Tue, 18 Jul 2006 08:35:27 -0700; So why do tube manufacturers publish characteristic curves? As I see it, when the slope of a constant-current line is changing, distortion is happening because the transfer characteristic is no longe; /archives//html/Amps/2006-07/msg00600.html (8,882 bytes)
9. Re: [Amps] Amps Digest, Vol 43, Issue 70 (score: 1): Author: Gudguyham@aol.com; Date: Wed, 19 Jul 2006 06:43:14 EDT; In the 40's and 50's we used speed of the wiper blades to determine fuel efficiency. <grin> Those days if you wanted to run mobile power you needed a dynamotor in the trunk. :) 73, Keith NM5G Keith,; /archives//html/Amps/2006-07/msg00615.html (7,881 bytes)
10. Re: [Amps] Amps Digest, Vol 43, Issue 70 (score: 1): Author: R L Measures <r@somis.org>; Date: Wed, 19 Jul 2006 05:26:07 -0700; In them good ol' days, serious mobiles had a Leece-Neville 3Ø AC alternator, 3Ø HV xfmr, 6, 3B28 rectifiers, C-filter HVPS. An I-6- cylinder engine was preferred because it afforded mor; /archives//html/Amps/2006-07/msg00630.html (9,244 bytes)

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