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References: [ +from:je1cka@chofu.jaxa.jp: 11 ]

Total 11 documents matching your query.

1. Re: [Amps] looking for gs35b heat sink nut (score: 1)
Author: Tack Kumagai <je1cka@chofu.jaxa.jp>
Date: Wed, 23 Jun 2004 10:31:49 +0900 (JST)
Hi Tom You'll be able to get any parts (including lock nut set or copper heat sink etc) of GS-35B from Pavel-UA1CBX at pavel_popov <2219428@CryptoHeaven.com> He has large amount of russian tubes/part
/archives//html/Amps/2004-06/msg00115.html (7,917 bytes)

2. [Amps] Tokyo Hi-Power HL-2.5Kfx (score: 1)
Author: JE1CKA Tack Kumagai <je1cka@chofu.jaxa.jp>
Date: Sun, 21 Aug 2005 09:57:21 +0900
In the HamFair, Tokyo Hi-Power announced new solid state amps. One is HL-1kfx and one another is HL-2.5Kfx. HL-2.5Kfx uses 2 APT MOS-FET: THP-1500 MPs. which uses BeO for conduction cooling. The roug
/archives//html/Amps/2005-08/msg00625.html (7,142 bytes)

3. Re: [Amps] Tokyo Hi-Power HL-2.5Kfx (score: 1)
Author: JE1CKA Tack Kumagai <je1cka@chofu.jaxa.jp>
Date: Sun, 21 Aug 2005 20:17:38 +0900
Got several questions; *QSK capability: No QSK feature was introduced. Not sure *Price: The production line has not set yet and the price was not determined. $5K might be good point *Power Supply: AC
/archives//html/Amps/2005-08/msg00629.html (7,852 bytes)

4. [Amps] New Transless solid state amp will be available soon (score: 1)
Author: JE1CKA Tack Kumagai <je1cka@chofu.jaxa.jp>
Date: Tue, 04 Apr 2006 09:23:43 +0900
All are written in Japanese. But you may understand how this amp look like. insight photos: http://www.enec.jp/amp/04may31/ circuit diagram: http://www.enec.jp/amp/04may31/2-7-500.pdf IMD character:
/archives//html/Amps/2006-04/msg00030.html (7,059 bytes)

5. [Amps] Wanted; P-Dahl Alpha 91/99Beta Xformer (score: 1)
Author: JE1CKA <je1cka@chofu.jaxa.jp>
Date: Thu, 4 Dec 2008 10:44:13 +0900 (JST)
I'm looking for a P-Dahl Alpha 91/99beta transformer. If anyone has one, please contact me off line. You can send it to a friend either in USA or in Germany. -- Tack Kumagai JE1CKA/KH0AM JE1CKA <je1c
/archives//html/Amps/2008-12/msg00082.html (6,919 bytes)

6. Re: [Amps] Finger Stock (score: 1)
Author: Tack Kumagai <je1cka@chofu.jaxa.jp>
Date: Thu, 15 Jan 2009 13:32:37 +0900 (JST)
Thanks Jack This is what I've been looking for a long time. The direct URL is http://www.surplussales.com/RF/RFFingerstk-1.html -- Tack Kumagai JE1CKA/KH0AM JE1CKA <je1cka@gmai.com> _________________
/archives//html/Amps/2009-01/msg00119.html (7,371 bytes)

7. Re: [Amps] Doorknob quality (score: 1)
Author: Tack Kumagai <je1cka@chofu.jaxa.jp>
Date: Mon, 23 Feb 2009 17:50:17 +0900 (JST)
I had the same experience in past. I operated the contest as a guest op and there was a 8877 home brew amp. While I keyed the amp, amp was going off tuned. I gave up use the amp in the test. After th
/archives//html/Amps/2009-02/msg00657.html (8,607 bytes)

8. Re: [Amps] DEAD Alpha 91B (score: 1)
Author: Tack Kumagai <je1cka@chofu.jaxa.jp>
Date: Thu, 5 Mar 2009 14:11:16 +0900 (JST)
Hi Mike I have a 91B also. You should check 1.AC primary (110/220V) is alive? 2.Cover SW:S3 (which is located on the inside of rear panel) works? 3.If those 2 are OK, you'll have the voltage at the T
/archives//html/Amps/2009-03/msg00131.html (7,645 bytes)

9. [Amps] GS-35B/GS-31B cooler (score: 1)
Author: Tack Kumagai <je1cka@chofu.jaxa.jp>
Date: Wed, 15 Apr 2009 11:42:08 +0900 (JST)
Hi Bob I've been interested in GS-31b for a while. I have several 35b and started to modify old Henry 2K-4 with 35B replacement. But 35B is bit tall and considering replace 35B cooler with 31B cooler
/archives//html/Amps/2009-04/msg00154.html (7,198 bytes)

10. [Amps] New Handy Amp (score: 1)
Author: Tack Kumagai <je1cka@chofu.jaxa.jp>
Date: Mon, 7 Jun 2010 16:51:42 +0900 (JST)
Hi all Thamway announces the new small amp "DXV500Z" Unfortunately the introduction was written in Japanese. http://www.thamway.co.jp/ham/ham_00.html It's read as; size is same as DXV500L listed belo
/archives//html/Amps/2010-06/msg00064.html (6,816 bytes)

11. [Amps] Want info for Hypersil Xformer for Alpha 91Beta/99 (score: 1)
Author: Takao Kumagai <je1cka@chofu.jaxa.jp>
Date: Thu, 17 Jul 2014 11:57:40 +0900
I owned Alpha 91beta but the Xformer went SK some years back. There was no spare Xformer available from RF concept anymore. Is there any way to have similar Hypersil Xformer for 91(99)Beta? -- JE1CKA
/archives//html/Amps/2014-07/msg00052.html (7,271 bytes)

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