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References: [ +from:dezrat@outlook.com: 433 ]

Total 433 documents matching your query.

121. Re: [Amps] Impressive solid-state 1.5 kW amp (score: 1)
Author: Bill Turner <dezrat@outlook.com>
Date: Fri, 26 Feb 2016 01:07:05 -0800
For this kind of amp an antenna tuner is a must. It should be built in, IMO. Otherwise you'll need something like the Palstar HF-AUTO, another $1k or so. 73, Bill W6WRT ______________________________
/archives//html/Amps/2016-02/msg00065.html (8,592 bytes)

122. Re: [Amps] Impressive solid-state 1.5 kW amp (score: 1)
Author: Bill Turner <dezrat@outlook.com>
Date: Fri, 26 Feb 2016 01:19:07 -0800
-- ORIGINAL MESSAGE --(may be snipped) REPLY: I emailed them about the above. No owner's manual available yet. For 1500 watt carrier modes such as RTTY or FM, limit transmissions to 2.5 minutes. He d
/archives//html/Amps/2016-02/msg00067.html (9,443 bytes)

123. Re: [Amps] Impressive solid-state 1.5 kW amp (score: 1)
Author: Bill Turner <dezrat@outlook.com>
Date: Sat, 27 Feb 2016 18:48:56 -0800
-- ORIGINAL MESSAGE --(may be snipped) REPLY: This type of amp does not generally require tuning PROVIDED the load is 50 ohms or very close to it. In the real world with real antennas, an antenna tun
/archives//html/Amps/2016-03/msg00001.html (7,647 bytes)

124. Re: [Amps] Russia tube freight (score: 1)
Author: Bill Turner <dezrat@outlook.com>
Date: Mon, 28 Mar 2016 10:20:08 -0700
I have ordered a lot of stuff from Russia and Ukraine with no problem, but there's always a first time. Good luck. 73, Bill W6WRT _______________________________________________ Amps mailing list Amp
/archives//html/Amps/2016-03/msg00043.html (7,768 bytes)

125. Re: [Amps] Filament monitoring - LOOKING FOR ELMER (score: 1)
Author: Bill Turner <dezrat@outlook.com>
Date: Fri, 8 Apr 2016 21:27:21 -0700
-- ORIGINAL MESSAGE --(may be snipped) REPLY: I would add one thing: NEVER trust a volt meter that reads zero. What you want is to see the meter read full voltage, then slowly decay to zero when you
/archives//html/Amps/2016-04/msg00014.html (8,296 bytes)

126. Re: [Amps] Filament monitoring - LOOKING FOR ELMER (score: 1)
Author: Bill Turner <dezrat@outlook.com>
Date: Mon, 11 Apr 2016 13:58:50 -0700
-- ORIGINAL MESSAGE --(may be snipped) REPLY: Ken is right, one can get lucky. I once worked at a shop that did microwave oven repair. One day one of the techs touched the wrong thing. He ran around
/archives//html/Amps/2016-04/msg00023.html (8,272 bytes)

127. Re: [Amps] Commander HF 2500 (score: 1)
Author: Bill Turner <dezrat@outlook.com>
Date: Thu, 21 Apr 2016 18:50:15 -0700
-- ORIGINAL MESSAGE --(may be snipped) REPLY: Howard, I'm sorry I can't answer your question but I can offer some advice based on a bad experience (twice) with that amplifier. They like to advertise
/archives//html/Amps/2016-04/msg00040.html (8,360 bytes)

128. Re: [Amps] UK Amp Challenger 2 (score: 1)
Author: Bill Turner <dezrat@outlook.com>
Date: Fri, 3 Jun 2016 09:06:07 -0700
-- ORIGINAL MESSAGE --(may be snipped) REPLY: It sounds like the output tank circuit is simply not resonant on 160 meters, or if it is resonant, the impedance matching ratio is way off. I would sugge
/archives//html/Amps/2016-06/msg00005.html (8,406 bytes)

129. Re: [Amps] Greetings From A Future Amp Builder (score: 1)
Author: Bill Turner <dezrat@outlook.com>
Date: Fri, 3 Jun 2016 09:17:51 -0700
-- ORIGINAL MESSAGE --(may be snipped) REPLY: Welcome to the group, Joe. Lots of experienced and helpful builders here. If you are really starting from scratch, I would recommend reading the amplifie
/archives//html/Amps/2016-06/msg00006.html (8,616 bytes)

130. Re: [Amps] When does an GG Amp draw current. (score: 1)
Author: Bill Turner <dezrat@outlook.com>
Date: Fri, 3 Jun 2016 09:27:49 -0700
-- ORIGINAL MESSAGE --(may be snipped) REPLY: Yes, when the grid is driven positive with respect to the cathode at the peak of the RF cycle. At low drive levels the amp is actually in Class A mode an
/archives//html/Amps/2016-06/msg00007.html (8,185 bytes)

131. [Amps] 4Z4RB amplifier kits (score: 1)
Author: Bill Turner <dezrat@outlook.com>
Date: Sat, 4 Jun 2016 14:37:05 -0700
Has anyone had any experience with the amplifier kits sold by 4Z4RB on eBay? I asked this question abut a year ago and wonder if there are any updates. All comments appreciated. 73, Bill W6WRT ______
/archives//html/Amps/2016-06/msg00015.html (6,357 bytes)

132. Re: [Amps] 3-500Z tube problems (score: 1)
Author: Bill Turner <dezrat@outlook.com>
Date: Mon, 13 Jun 2016 14:44:48 -0700
-- ORIGINAL MESSAGE --(may be snipped) REPLY: Proper meter protection is easy if one understands the basics. Too often someone just puts a diode or pair of diodes across the meter and thinks it is pr
/archives//html/Amps/2016-06/msg00044.html (8,641 bytes)

133. Re: [Amps] Anybody remember... KW mobile amp installation (score: 1)
Author: Bill Turner <dezrat@outlook.com>
Date: Mon, 13 Jun 2016 14:50:37 -0700
-- ORIGINAL MESSAGE --(may be snipped) REPLY: The article would be an interesting bit of history, but I would think twice about putting a KW amp in a modern day car. Back then before cars had compute
/archives//html/Amps/2016-06/msg00045.html (7,932 bytes)

134. [Amps] Amplifier for sale (score: 1)
Author: Bill Turner <dezrat@outlook.com>
Date: Sun, 24 Jul 2016 18:43:23 -0700
SPE 2K-FA Solid State Amplifier This is a 2000 watt PEP amplifier for SSB and CW, delivers 1000 watts on RTTY or other continuous carrier modes. All solid state. Built in antenna tuner and power supp
/archives//html/Amps/2016-07/msg00005.html (7,632 bytes)

135. Re: [Amps] Acom 2000A - typical output power? (score: 1)
Author: Bill Turner <dezrat@outlook.com>
Date: Thu, 8 Sep 2016 21:43:18 +0000
Only on SSB or CW. On RTTY it will overheat after a few minutes. Been there, cone that. 73, Bill W6WRT -- ORIGINAL MESSAGE --(may be snipped) _______________________________________________ Amps mail
/archives//html/Amps/2016-09/msg00013.html (7,779 bytes)

136. Re: [Amps] What Do you think? (score: 1)
Author: Bill Turner <dezrat@outlook.com>
Date: Thu, 8 Sep 2016 21:44:18 +0000
Something is wrong with the numbers. 3500 V at 500 mA is 1750 watts DC input. If you were measuring 1500 watts RF output, that would be an efficiency of about 86%, which is impossible with a class AB
/archives//html/Amps/2016-09/msg00014.html (8,667 bytes)

137. Re: [Amps] Acom 2000A - typical output power? (score: 1)
Author: Bill Turner <dezrat@outlook.com>
Date: Thu, 8 Sep 2016 21:45:14 +0000
Hi Dick: Thanks for the RTTY contest Q's over the years! I owned a 2000A at one time not to mention many other amps over the years. If you run it at 1500 watts RTTY contesting, it will over heat afte
/archives//html/Amps/2016-09/msg00016.html (8,471 bytes)

138. Re: [Amps] Acom 2000A - typical output power? (score: 1)
Author: Bill Turner <dezrat@outlook.com>
Date: Sun, 11 Sep 2016 22:43:46 +0000
-- ORIGINAL MESSAGE --(may be snipped) REPLY: Apparently a change was made at some time. My 9500 has absolutely zero relay noise. It was manufactured in October 2014. 73, Bill W6WRT _________________
/archives//html/Amps/2016-09/msg00038.html (9,419 bytes)

139. Re: [Amps] Acom 2000A - typical output power? (score: 1)
Author: Bill Turner <dezrat@outlook.com>
Date: Sun, 11 Sep 2016 22:53:10 +0000
-- ORIGINAL MESSAGE --(may be snipped) REPLY: According to the OM website, it does not yet have FCC approval. Is that correct? They list the gain as 17 dB, which exceeds the FCC limit. Is that also c
/archives//html/Amps/2016-09/msg00039.html (9,856 bytes)

140. Re: [Amps] Acom 2000A - typical output power? (score: 1)
Author: Bill Turner <dezrat@outlook.com>
Date: Sun, 11 Sep 2016 22:41:48 +0000
-- ORIGINAL MESSAGE --(may be snipped) REPLY: I don't recall whether my 2000A had the optional fan or not. It's been gone about two years now. It might not have. I was surprised at your comments on t
/archives//html/Amps/2016-09/msg00042.html (10,754 bytes)

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