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Total 11 documents matching your query.

1. Re: [Amps] 50 V high current power supplies (score: 1)
Author: Benedikt Sveinsson <benedikt@ok.is>
Date: Wed, 26 Mar 2014 13:25:00 +0000
Hi I actually work for HP in Iceland, got 4 of those from decommissioned blade cluster. I took one a part and remounted inside a better enclosure. (4x high speed fanšs inside) Work fine - they are ma
/archives//html/Amps/2014-03/msg00155.html (9,976 bytes)

2. Re: [Amps] 50 V high current power supplies (score: 1)
Author: Benedikt Sveinsson <benedikt@ok.is>
Date: Wed, 26 Mar 2014 14:27:12 +0000
Hi Ian Phew you will have a hard time finding the mating connector - this is from a Catalyst 6500 (big router/switch) and they are still current (I work as a Cisco engineer). Problem finding the chas
/archives//html/Amps/2014-03/msg00159.html (10,536 bytes)

3. Re: [Amps] Where post useful info? (score: 1)
Author: Benedikt Sveinsson <benedikt@ok.is>
Date: Wed, 2 Apr 2014 13:14:21 +0000
http://wordpress.com has a free blog (best system imho) Up to 3Gb of data I would be interested to see this info! I have two yaesu rotors that have seen some good action this winter ;) 73, Benni TF3C
/archives//html/Amps/2014-04/msg00012.html (10,161 bytes)

4. [Amps] 2xGS35b on HF (score: 1)
Author: Benedikt Sveinsson <benedikt@ok.is>
Date: Fri, 4 Apr 2014 16:02:34 +0000
Hi amps specialists As a side project I have been building a HF amplifier. I have successfully built a GS35b 70cm amplifier, I have a big external power supply (1,5A ICAS @4kv) that I previously buil
/archives//html/Amps/2014-04/msg00049.html (8,181 bytes)

5. Re: [Amps] 2xGS35b on HF (score: 1)
Author: Benedikt Sveinsson <benedikt@ok.is>
Date: Fri, 4 Apr 2014 17:43:11 +0000
Hi Geert Missed that from your site - I have studied it quite closely when I building the 70cm amp. (now I need antennas and a transverter for 70cm! To do eme) The 2m SSPA using BLF578XR is already b
/archives//html/Amps/2014-04/msg00052.html (11,138 bytes)

6. [Amps] low pass filter fail ;) (score: 1)
Author: Benedikt Sveinsson <benedikt@ok.is>
Date: Fri, 25 Apr 2014 21:49:47 +0000
I have been building a 2M SSPA - final part in the puzzle has been the low pass filter. After building this filter, copied the design from W6PQL - but I have limited resources here in TF land, so I d
/archives//html/Amps/2014-04/msg00221.html (7,136 bytes)

7. Re: [Amps] low pass filter fail ;) (score: 1)
Author: Benedikt Sveinsson <benedikt@ok.is>
Date: Mon, 28 Apr 2014 00:21:52 +0000
well, here goes ;) I'm very close finishing my 2m amplifier that I'm going to use on EME here is a brief description of how I made the amplifier. http://www.tf3cy.is/1-2-kw-144-mhz-sspa (sorry for ba
/archives//html/Amps/2014-04/msg00235.html (8,577 bytes)

8. Re: [Amps] low pass filter fail (score: 1)
Author: Benedikt Sveinsson <benedikt@ok.is>
Date: Wed, 30 Apr 2014 12:52:31 +0000
Thanks for all the good ideas I had concerns that the 2nd/3rd harmonics where abnormally strong (overdrive.. Etc),But after looking at the output both of the K3 and the amplifier on a spectrum analys
/archives//html/Amps/2014-04/msg00258.html (11,974 bytes)

9. [Amps] problem with homebuilt GS35B 70cm amp (score: 1)
Author: Benedikt Sveinsson <benedikt@ok.is>
Date: Tue, 7 Oct 2014 16:26:39 +0000
Hi all I have been building a 70cm GS35B amplifier and it's not working Here are pictures of the amplifier http://www.tf3cy.is/70cm-gs35b-amplifier So - I have done and noticed: * turned on the ampli
/archives//html/Amps/2014-10/msg00018.html (8,235 bytes)

10. Re: [Amps] problem with homebuilt GS35B 70cm amp (score: 1)
Author: Benedikt Sveinsson <benedikt@ok.is>
Date: Tue, 7 Oct 2014 18:27:14 +0000
And just a bit of an update I put the capacitors on the grid - and that raises few more questions Now I get a slighlty elevated (50mA) plate without amp being keyed - but all the same when keying and
/archives//html/Amps/2014-10/msg00019.html (9,594 bytes)

11. [Amps] 2x 4cx1500B's and a 4cx1000K socket. (score: 1)
Author: Benedikt Sveinsson <benedikt@ok.is>
Date: Tue, 11 Nov 2014 00:33:44 +0000
Hi all I have two 4cx1500b's that where pulled from an Harris RF-110a So they are unknown state - but the amp was tested by my father some years ago and worked fine. I also have a Eimac socket from a
/archives//html/Amps/2014-11/msg00024.html (6,707 bytes)

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