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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[Amps\]\s+NXP\s+65V\s+LDMOS\s+1K80H\-1800W\s*$/: 31 ]

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1. [Amps] NXP 65V LDMOS 1K80H-1800W (score: 1): Author: M Gerber <wh7w.us@gmail.com>; Date: Sat, 23 Dec 2017 06:50:38 -1000; I am sure there are those of you anxiously awaiting your KPA1500 or Flex/4O3A Power Genius XL. It appears the RF Kit B26-RF2K5 from Germany is gaining popularity and even Palstar has a new SSPA offer; /archives//html/Amps/2017-12/msg00121.html (7,459 bytes)
2. [Amps] NXP 65V LDMOS 1K80H-1800W (score: 1): Author: "Jim Thomson" <jim.thom@telus.net>; Date: Sat, 23 Dec 2017 09:37:42 -0800; <I am sure there are those of you anxiously awaiting your KPA1500 or <Flex/4O3A Power Genius XL. It appears the RF Kit B26-RF2K5 from Germany is gaining popularity and even Palstar has a new SSPA off; /archives//html/Amps/2017-12/msg00122.html (8,744 bytes)
3. Re: [Amps] NXP 65V LDMOS 1K80H-1800W (score: 1): Author: Paul Baldock <paul@paulbaldock.com>; Date: Sat, 23 Dec 2017 10:14:50 -0800; Next Tuesday I will receive the first in the USA SPE 1.5K-FA. This uses a single device unlike the Flex or Elecraft. Some publications say the SPE uses the MRF1K50HR5 and others the MRF1K80HR5, so I'; /archives//html/Amps/2017-12/msg00123.html (10,613 bytes)
4. Re: [Amps] NXP 65V LDMOS 1K80H-1800W (score: 1): Author: Steve Wright <stevewrightnz@gmail.com>; Date: Sun, 24 Dec 2017 07:24:26 +1300; I imagine running it directly off rectified and filtered mains will be a target for them. Why bother with all this complicated PSU if it were not needed... S ________________________________________; /archives//html/Amps/2017-12/msg00124.html (7,133 bytes)
5. Re: [Amps] NXP 65V LDMOS 1K80H-1800W (score: 1): Author: Herbert Ullmann <af4jf@ullmann.us>; Date: Sat, 23 Dec 2017 19:58:44 +0000 (UTC); safety ...? I imagine running it directly off rectified and filtered mains will be a target for them. Why bother with all this complicated PSU if it were not needed... S ____________________________; /archives//html/Amps/2017-12/msg00127.html (8,670 bytes)
6. Re: [Amps] NXP 65V LDMOS 1K80H-1800W (score: 1): Author: Steve Wright <stevewrightnz@gmail.com>; Date: Sun, 24 Dec 2017 09:00:07 +1300; DC blocking capacitor? nah, it'll never work.. ;) _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps; /archives//html/Amps/2017-12/msg00128.html (7,878 bytes)
7. [Amps] NXP 65V LDMOS 1K80H-1800W (score: 1): Author: John Lyles <jtml@losalamos.com>; Date: Sat, 23 Dec 2017 13:03:34 -0700; Keep in mind that the 1.8 kW rating of the new LDMOS 65V parts is not where you would run them for amateur service with reasonable linearity. At least 2 or more devices are run, reduced to the power; /archives//html/Amps/2017-12/msg00129.html (9,393 bytes)
8. Re: [Amps] NXP 65V LDMOS 1K80H-1800W (score: 1): Author: Manfred Mornhinweg <manfred@ludens.cl>; Date: Sat, 23 Dec 2017 20:18:10 +0000; Mark, I can't resist the evil temptation of advertising more modern technology! Regarding the problem you see in 1500W amps using 65V LDMOSFETs: Biggest issue I see for home builder is getting a 65V; /archives//html/Amps/2017-12/msg00131.html (8,291 bytes)
9. Re: [Amps] NXP 65V LDMOS 1K80H-1800W (score: 1): Author: Bill Turner <dezrat@outlook.com>; Date: Sun, 24 Dec 2017 01:01:39 +0000; -- ORIGINAL MESSAGE --(may be snipped) REPLY: I checked the website for SPE, looking for duty cycle specs but didn't see any. Does anyone know what they are? 73, Bill W6WRT __________________________; /archives//html/Amps/2017-12/msg00136.html (8,147 bytes)
10. [Amps] NXP 65V LDMOS 1K80H-1800W (score: 1): Author: "Jim Thomson" <jim.thom@telus.net>; Date: Sun, 24 Dec 2017 08:49:23 -0800; <I checked the website for SPE, looking for duty cycle specs but didn't <see any. Does anyone know what they are? <73, Bill W6WRT mystery 100% ICAS rating. IMO, 100% ICAS means talk on ssb or cw all; /archives//html/Amps/2017-12/msg00138.html (9,178 bytes)
11. Re: [Amps] NXP 65V LDMOS 1K80H-1800W (score: 1): Author: Richard Solomon <dickw1ksz@gmail.com>; Date: Sun, 24 Dec 2017 10:03:11 -0700; It seems to me that these Amp Suppliers are being Penny Wise and Pound Foolish. With the cost of the chips being a small percentage of the cost, using two instead of one (or four instead of two) woul; /archives//html/Amps/2017-12/msg00139.html (11,595 bytes)
12. Re: [Amps] NXP 65V LDMOS 1K80H-1800W (score: 1): Author: Paul Baldock <paul@paulbaldock.com>; Date: Sun, 24 Dec 2017 09:49:51 -0800; SPE say 1.5KW SSB and CW, no limit. Continuous duty modes, should be used on the lower 1KW or 500W ranges. This will by my 6M amp / instant on HF / backup HF amp. I plan to limit it 1KW. From the man; /archives//html/Amps/2017-12/msg00140.html (11,715 bytes)
13. Re: [Amps] NXP 65V LDMOS 1K80H-1800W (score: 1): Author: Catherine James <catherine.james@att.net>; Date: Sun, 24 Dec 2017 19:34:04 +0000 (UTC); Can it handle continuous 100% duty cycle on MID? This will by my 6M amp / instant on HF / backup HF amp. I plan to limit it 1KW. From the manual : "Note: ATTENTION: Never stress the amplifier with lo; /archives//html/Amps/2017-12/msg00142.html (12,445 bytes)
14. Re: [Amps] NXP 65V LDMOS 1K80H-1800W (score: 1): Author: Bill Turner <dezrat@outlook.com>; Date: Sun, 24 Dec 2017 23:16:13 +0000; -- ORIGINAL MESSAGE --(may be snipped) REPLY: Before anyone gets too enraptured over SS amps, you might want to reconsider the advantages of tube type amps: 1. With a pi or pi-L tank, no antenna tune; /archives//html/Amps/2017-12/msg00143.html (9,280 bytes)
15. Re: [Amps] NXP 65V LDMOS 1K80H-1800W (score: 1): Author: Paul Baldock <paul@paulbaldock.com>; Date: Sun, 24 Dec 2017 15:23:28 -0800; It's a pity no one makes an auto tune 2 x 3-500Z with 6M. - Paul say about duty cycle. $7K price tag. REPLY: Before anyone gets too enraptured over SS amps, you might want to reconsider the advantage; /archives//html/Amps/2017-12/msg00144.html (9,355 bytes)
16. Re: [Amps] NXP 65V LDMOS 1K80H-1800W (score: 1): Author: <kstover@ac0h.net>; Date: Sun, 24 Dec 2017 20:09:57 -0600; What happens when they quit making tubes? I can think of one company making a CCS rated tube final amp (Alpha) and they are hanging on by a thumb nail with their $6K amplifier. The 9500 won't do CCS; /archives//html/Amps/2017-12/msg00145.html (11,664 bytes)
17. Re: [Amps] NXP 65V LDMOS 1K80H-1800W (score: 1): Author: Bill Turner <dezrat@outlook.com>; Date: Mon, 25 Dec 2017 02:21:53 +0000; -- ORIGINAL MESSAGE --(may be snipped) REPLY: No need to buy Eimac. I have a Chinese Pride brand 8877 in my homebrew amp, been there for four years of heavy RTTY contesting with almost no problems. W; /archives//html/Amps/2017-12/msg00146.html (9,465 bytes)
18. Re: [Amps] NXP 65V LDMOS 1K80H-1800W (score: 1): Author: "Jim W7RY" <jimw7ry@gmail.com>; Date: Sun, 24 Dec 2017 20:24:28 -0600; How much for an 8877? https://www.ebay.com/itm/3CX1500A7-New-RLM-MICROWAVE-Full-Power-Out-Guaranteed-Buy-It-Now-325/322954029006?hash=item4b318f67ce:g:4QkAAOSwj99Z9Vzx 73 Jim W7RY Merry Christmas Wha; /archives//html/Amps/2017-12/msg00147.html (12,162 bytes)
19. Re: [Amps] NXP 65V LDMOS 1K80H-1800W (score: 1): Author: Bill Turner <dezrat@outlook.com>; Date: Mon, 25 Dec 2017 02:27:28 +0000; -- ORIGINAL MESSAGE --(may be snipped) REPLY: The key word there is "future", like it or not. 73, Bill W6WRT _______________________________________________ Amps mailing list Amps@contesting.com http; /archives//html/Amps/2017-12/msg00148.html (8,819 bytes)
20. Re: [Amps] NXP 65V LDMOS 1K80H-1800W (score: 1): Author: "Jim W7RY" <jimw7ry@gmail.com>; Date: Sun, 24 Dec 2017 20:30:02 -0600; How much for an 8877? And this is a 3CPX1500! https://www.ebay.com/itm/3CPX1500A7-NEW-RLM-MICROWAVE-Special-Red-Series-Buy-it-NOW-375-World-Ship-65/192407593638?_trkparms=aid%3D222007%26algo%3DSIM.MB; /archives//html/Amps/2017-12/msg00149.html (12,368 bytes)

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