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1. [Amps] SSPA & Heatsink Compounds (score: 1): Author: "Col. Paul E. Cater" <paulecater@gmail.com>; Date: Wed, 11 Dec 2013 11:15:47 -0500; Greeting all, I'm getting around to my 2 meter kilowatt SSPA. My question is which of the multitude of heatsink compounds do you recommend? I have read some of the comparisons mostly dealing with CPU; /archives//html/Amps/2013-12/msg00077.html (7,416 bytes)
2. Re: [Amps] SSPA & Heatsink Compounds (score: 1): Author: Bill Turner <dezrat1242@wildblue.net>; Date: Wed, 11 Dec 2013 08:38:33 -0800; ORIGINAL MESSAGE: (may be snipped) REPLY: You want a layer anywhere heat is to be transferred. In other words, yes. 73, Bill W6WRT _______________________________________________ Amps mailing list Am; /archives//html/Amps/2013-12/msg00078.html (6,841 bytes)
3. Re: [Amps] SSPA & Heatsink Compounds (score: 1): Author: Manfred Mornhinweg <manfred@ludens.cl>; Date: Wed, 11 Dec 2013 19:32:20 +0000; Paul, I'm getting around to my 2 meter kilowatt SSPA. My question is which of the multitude of heatsink compounds do you recommend? I have read some of the comparisons mostly dealing with CPU cooling; /archives//html/Amps/2013-12/msg00082.html (9,495 bytes)
4. Re: [Amps] SSPA & Heatsink Compounds (score: 1): Author: <dsolberg@wi.rr.com>; Date: Wed, 11 Dec 2013 19:40:19 +0000; Manfred, I have build several solid state amplifers, including a 1KW HF amp that I am currently using on a daily basis. I use Artic Silver. I found that it is really important to first of all have a; /archives//html/Amps/2013-12/msg00084.html (10,161 bytes)
5. Re: [Amps] SSPA & Heatsink Compounds (score: 1): Author: Gary K9GS <garyk9gs@wi.rr.com>; Date: Wed, 11 Dec 2013 19:31:40 -0600; Here is some good information: http://en.wikipedia.org/wiki/Thermal_grease There is a product called Arctic Silver that is very popular with gamers/computer users. I don't know much about it but it's; /archives//html/Amps/2013-12/msg00087.html (9,307 bytes)
6. Re: [Amps] SSPA & Heatsink Compounds (score: 1): Author: Richard Solomon <dickw1ksz@gmail.com>; Date: Wed, 11 Dec 2013 19:21:59 -0700; I remember reading that the use of Heat Sink Compound between the device (LDMOS) and the Cu Heat Sink was NOT recommended. They require an extremely flat surface on the Heat Sink. The temp's at that; /archives//html/Amps/2013-12/msg00088.html (10,537 bytes)
7. Re: [Amps] SSPA & Heatsink Compounds (score: 1): Author: "Gary Smith" <Gary@ka1j.com>; Date: Thu, 12 Dec 2013 00:54:46 -0500; back in my overclocking days when I would use water cooling to cool the processor I would use this arctic Silver and it was quite good. They had another offshoot called Ceramique I believe and it was; /archives//html/Amps/2013-12/msg00091.html (11,833 bytes)
8. Re: [Amps] SSPA & Heatsink Compounds (score: 1): Author: Manfred Mornhinweg <manfred@ludens.cl>; Date: Thu, 12 Dec 2013 14:43:10 +0000; Don, and all, while it's very true that a THIN layer of thermal compound is desirable, it's ESSENTIAL for the layer to be continuous, that is, to avoid having air pockets there. And the techniques to; /archives//html/Amps/2013-12/msg00097.html (10,233 bytes)
9. Re: [Amps] SSPA & Heatsink Compounds (score: 1): Author: Bill Turner <dezrat1242@wildblue.net>; Date: Thu, 12 Dec 2013 12:27:18 -0800; ORIGINAL MESSAGE: (may be snipped) REPLY: Excellent idea. Will definitely use it. Thanks!! 73, Bill W6WRT _______________________________________________ Amps mailing list Amps@contesting.com http://; /archives//html/Amps/2013-12/msg00103.html (9,586 bytes)
10. Re: [Amps] SSPA & Heatsink Compounds (score: 1): Author: Bill Turner <dezrat1242@wildblue.net>; Date: Fri, 13 Dec 2013 12:26:29 -0800; ORIGINAL MESSAGE: (may be snipped) REPLY: Communication Concepts has a copper spreader for $49.95 plus shipping: http://www.communication-concepts.com/index.php/heat-sinks.html I recently bought one,; /archives//html/Amps/2013-12/msg00109.html (8,865 bytes)
11. Re: [Amps] SSPA & Heatsink Compounds (score: 1): Author: Steve Thompson <g8gsq72@gmail.com>; Date: Fri, 13 Dec 2013 21:42:11 +0000; One word of caution with Manfred's technique - be very careful if applying clamping pressure onto a transistor with a ceramic cap. The cap is strong round the outside edge, but weak in the centre. If; /archives//html/Amps/2013-12/msg00110.html (9,449 bytes)
12. Re: [Amps] SSPA & Heatsink Compounds (score: 1): Author: Manfred Mornhinweg <manfred@ludens.cl>; Date: Mon, 16 Dec 2013 20:24:14 +0000; Steve, and all, One word of caution with Manfred's technique - be very careful if applying clamping pressure onto a transistor with a ceramic cap. Yes, that's right! I had plastic parts in mind, like; /archives//html/Amps/2013-12/msg00123.html (9,883 bytes)
13. Re: [Amps] SSPA & Heatsink Compounds (score: 1): Author: Steve <g8gsq72@gmail.com>; Date: Wed, 18 Dec 2013 17:39:46 +0000; The flanges on the common four lead transistors with round caps are soft copper, and bend as you say. When the screws are tightened, metal is displaced inwards and the large central patch tends to li; /archives//html/Amps/2013-12/msg00130.html (10,155 bytes)

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