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Total 96 documents matching your query.

1. [Amps] electronic switching (score: 1)
Author: DF3KV at aol.com (DF3KV@aol.com)
Date: Sun Jun 22 09:30:38 2003
Leif,SM5BSZ switches his highpower EME-amp with pindiodes: http://www.g7rau.co.uk/sm5bsz/pindiode.htm 73 Peter
/archives//html/Amps/2003-06/msg00181.html (8,740 bytes)

2. [Amps] F.S. vacuum relays 3A 10KV (score: 1)
Author: DF3KV at aol.com (DF3KV@aol.com)
Date: Fri Jun 27 08:17:02 2003
are those probably just on/off-switches? 73 Peter
/archives//html/Amps/2003-06/msg00225.html (6,363 bytes)

3. [Amps] 4-250B or QB3.5/750 in GG operation (score: 1)
Author: DF3KV at aol.com (DF3KV@aol.com)
Date: Sun May 11 09:14:03 2003
In einer eMail vom 10.05.03 19:45:18 (MEZ) - Mitteleurop. Sommerzeit schreibt pe2six@xs4all.nl: Hi Erwin, With 2,7KV there will be no need for Zeners in high? configuration, idling current will be qu
/archives//html/Amps/2003-05/msg00088.html (6,995 bytes)

4. [Amps] Roller Inductor (score: 1)
Author: DF3KV at aol.com (DF3KV@aol.com)
Date: Wed May 14 08:15:45 2003
Try the following: http://www.cardwellcondenser.com/ 73 Peter
/archives//html/Amps/2003-05/msg00108.html (6,273 bytes)

5. [Amps] FS : YL1056 microwave tube (score: 1)
Author: DF3KV at aol.com (DF3KV@aol.com)
Date: Tue Apr 8 14:25:21 2003
In einer eMail vom 08.04.03 20:06:23 (MEZ) - Mitteleurop. Sommerzeit schreibt om7zz@stonline.sk: I would swap one for a 3CX15000B7 so you get a spare YL1056 :-) 73 Peter
/archives//html/Amps/2003-04/msg00085.html (6,594 bytes)

6. [Amps] Wanted YL1052 (score: 1)
Author: DF3KV at aol.com (DF3KV@aol.com)
Date: Thu Apr 10 04:01:28 2003
Hi Andy, You will find the differences on this link: http://df6na.mayn.de/~df6na/yl105x_3.htm On VHF I use the RS1072C, also same family of tubes, same data as YL1050 except limited to 300Mc 73 Peter
/archives//html/Amps/2003-04/msg00095.html (6,212 bytes)

7. [Amps] voltage doubler for 3 phase supply? (score: 1)
Author: DF3KV at aol.com (DF3KV@aol.com)
Date: Tue Apr 15 03:19:34 2003
In einer eMail vom 15.04.03 08:23:42 (MEZ) - Mitteleurop. Sommerzeit schreibt DL1EJA@yahoo.de: Hi Oliver That will work for you when you use the star-circuit. About 30 years ago I used linears with s
/archives//html/Amps/2003-04/msg00152.html (7,604 bytes)

8. [Amps] 6M 8171 (score: 1)
Author: DF3KV at aol.com (DF3KV@aol.com)
Date: Tue Apr 22 08:54:29 2003
I guess that value of RL is at 15KW output power, so at 1500W it will be much higher and C-Tune need to become much smaller 73 Peter
/archives//html/Amps/2003-04/msg00208.html (7,171 bytes)

9. [Amps] 5 KW Heath SB-220 (score: 1)
Author: DF3KV at aol.com (DF3KV@aol.com)
Date: Wed Mar 19 11:50:03 2003
I guess this one is converted to CB ... Peter
/archives//html/Amps/2003-03/msg00712.html (6,654 bytes)

10. [Amps] Problems with 3cx3000 amp (score: 1)
Author: DF3KV at aol.com (DF3KV@aol.com)
Date: Fri Mar 21 16:42:40 2003
I Hello Jay, What L is the B&W coil on 80m and what DC anode current are you drawing? I guess c1 and c2 are a bit low in capacity for a Q of 10-12 on 80m unless you are using Pi-L. Probably you need
/archives//html/Amps/2003-03/msg00762.html (8,451 bytes)

11. [Amps] Re: COLLINS Engineering (score: 1)
Author: DF3KV at aol.com (DF3KV@aol.com)
Date: Sun Mar 23 14:29:20 2003
In my opinion that was Racal 73 Peter
/archives//html/Amps/2003-03/msg00798.html (6,966 bytes)

12. [Amps] Re: AB1 v. AB2 (score: 1)
Author: DF3KV@aol.com (DF3KV@aol.com)
Date: Sun, 1 Dec 2002 11:32:29 EST
In einer eMail vom 01.12.02 17:13:11 (MEZ) Mitteleurop=E4ische Zeit schreibt= =20 mark@sandlabs.com: -- StripMime Report -- processed MIME parts -- multipart/alternative text/plain (text body -- kept
/archives//html/Amps/2002-12/msg00004.html (7,797 bytes)

13. [Amps] Thompson cap RF current ratings? (score: 1)
Author: DF3KV@aol.com (DF3KV@aol.com)
Date: Sun, 8 Dec 2002 06:02:00 EST
In einer eMail vom 08.12.02 10:51:04 (MEZ) Mitteleurop=E4ische Zeit schreibt= =20 craigs99@iprimus.com.au: e Hi Craig, Never use those capacitors were RF.currents are involved, they will explode, esp
/archives//html/Amps/2002-12/msg00137.html (8,323 bytes)

14. [Amps] Thompson cap RF current ratings? (score: 1)
Author: DF3KV@aol.com (DF3KV@aol.com)
Date: Sun, 8 Dec 2002 09:38:56 EST
In einer eMail vom 08.12.02 14:49:02 (MEZ) Mitteleurop=E4ische Zeit schreibt= =20 2@vc.net: Be careful Rich, those LLC-caps have pretty large threads! You first think it is the ideal coupling-cap but
/archives//html/Amps/2002-12/msg00142.html (7,793 bytes)

15. [Amps] Thompson cap RF current ratings? (score: 1)
Author: DF3KV@aol.com (DF3KV@aol.com)
Date: Sun, 8 Dec 2002 13:33:12 EST
I The thread diameter is about 6mm on those caps 73 Peter -- StripMime Report -- processed MIME parts -- multipart/alternative text/plain (text body -- kept) text/html --
/archives//html/Amps/2002-12/msg00146.html (8,069 bytes)

16. [Amps] ICOM 756 PRO II or FT 1000 MP Field or Mk 5 ? (score: 1)
Author: DF3KV@aol.com (DF3KV@aol.com)
Date: Mon, 23 Dec 2002 18:44:19 EST
I l Hi Ken, What rigs have your friends used before the FT1000MP Field to become impressed? If I were you, I would by another IC-765. That gives you dual receive and SO2R capabilities,=20 alternative
/archives//html/Amps/2002-12/msg00256.html (8,951 bytes)

17. [Amps] mystery amp (score: 1)
Author: DF3KV@aol.com (DF3KV@aol.com)
Date: Mon, 4 Nov 2002 15:55:22 EST
Hi folks, the Harris RF103 is mentioned on the following URL: http://www.qsl.net/g4ftc/hz1ab/home.htm seems that it is running with the 3-1000Z 73 Peter -- StripMime Report -- processed MIME parts --
/archives//html/Amps/2002-11/msg00024.html (6,612 bytes)

18. [Amps] RMS-PEP & 2x8877 (score: 1)
Author: DF3KV@aol.com (DF3KV@aol.com)
Date: Thu, 7 Nov 2002 09:51:45 EST
I Hello Max, Please explain why PEP should equal 2,25 x RMS wattage? For my knowledge so far PEP ist the RMS wattage at the peak of the envelope without flat-topping. 73 Peter -- StripMime Report --
/archives//html/Amps/2002-11/msg00087.html (7,745 bytes)

19. [Amps] RMS-PEP & 2x8877 (score: 1)
Author: DF3KV@aol.com (DF3KV@aol.com)
Date: Thu, 7 Nov 2002 10:52:39 EST
Hi Max That is correct, PEP is measured during one cycle, RMS for a longer duration. PEP usually equals RMS, but RMS could be lower if there is poor voltage regulation . 73 Peter -- StripMime Report
/archives//html/Amps/2002-11/msg00098.html (8,694 bytes)

20. [Amps] RMS-PEP & 2x8877 (score: 1)
Author: DF3KV@aol.com (DF3KV@aol.com)
Date: Thu, 7 Nov 2002 11:07:03 EST
I Hi Bill, Is the root-mean-square not the averaged measurement over time anyway? In that case, could the averaged power not also be called RMS power...? Peter -- StripMime Report -- processed MIME p
/archives//html/Amps/2002-11/msg00101.html (9,011 bytes)


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