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Total 162 documents matching your query.

41. Re: [Amps] HV measurements (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Mon, 9 Mar 2009 17:15:14 -0500
I kept my old analog multimeter for just such a reason. Also have a HV meter from tv repair shop. Never use scope unless you have the appropriate hv probe for it. Paul K0UYA -- Original Message -- Fr
/archives//html/Amps/2009-03/msg00265.html (8,638 bytes)

42. [Amps] hv probe (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Thu, 12 Mar 2009 17:48:36 -0500
All the discussion about hv measurements and safety got me looking for an upgrade over my analog meter of long ago. Since I already have a fluke dmm this caught my eye. Looks like a lot of probe for
/archives//html/Amps/2009-03/msg00361.html (6,377 bytes)

43. Re: [Amps] Clips for oil-filled capacitors (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Thu, 19 Mar 2009 20:26:19 -0500
They are fairly common with places that sell motor start and motor run capacitors Paul K0UYA -- Original Message -- From: "Roger Parsons" <ve3zi@yahoo.com> To: "Amps" <amps@contesting.com> Sent: Thur
/archives//html/Amps/2009-03/msg00495.html (8,223 bytes)

44. [Amps] (2) 813 (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Mon, 30 Mar 2009 14:07:13 -0500
Anyone interested in building two 813 in a gg amp might want to check listing on ebay for the B&W amp Item number: 280327125335 lots of pictures / ideas Paul K0UYA ___________________________________
/archives//html/Amps/2009-03/msg00538.html (6,268 bytes)

45. Re: [Amps] High SWR (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Thu, 23 Apr 2009 09:10:39 -0500
FWIW I recently bought (on ebay) a large spool (250 ft) of the RG8 being put up for Tandy (RS) These were some odd lot roll ends being sold buy it now at ridiculous low prices. The shipping was proba
/archives//html/Amps/2009-04/msg00256.html (11,763 bytes)

46. Re: [Amps] Radio Switch/Multi-Tech (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Fri, 24 Apr 2009 09:44:32 -0500
Add perseverance, patience, maybe a little heat from a large soldering gun, a drop of penetrating oil, plus a helping hand from xyl to support things while you concentrate on the punch. I used a vice
/archives//html/Amps/2009-04/msg00313.html (8,925 bytes)

47. [Amps] Big Iron Choke (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Sun, 26 Apr 2009 21:33:59 -0500
Nameplate says KENYON S-24952 TF4RX04YY 5950-392-6626 1.25 Hy 2ADC 6ohm DCR 8200WV Potted. 6.625" x 7.75" x 7" tall plus two 1.5 " tall insulators Weighs in @45 lb. Passes all tests I can give includ
/archives//html/Amps/2009-04/msg00372.html (7,029 bytes)

48. [Amps] transformer winding (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Sat, 16 May 2009 15:28:45 -0500
I have a copy of an excellent article on custom transformer design and winding if anyone is interested I'll make a copy to send to you. A real hands on how to treatment of the subject. BTW an excelle
/archives//html/Amps/2009-05/msg00094.html (6,700 bytes)

49. Re: [Amps] Grounded Grid(Screen) 4CX250B power gain (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Mon, 20 Jul 2009 14:10:50 -0500
Anyone have a comment about the theory behind connecting the grid through a resistor to the cathode in a "grounded grid" amp because grounded grid it isn't. Does the screen being grounded act as the
/archives//html/Amps/2009-07/msg00226.html (11,291 bytes)

50. Re: [Amps] HT-33A (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Fri, 24 Jul 2009 21:52:01 -0500
Why do we seem to have a double standard on these things? One price for buying and a much higer one for selling? Maybe our critics are correct. Paul K0UYA ____________________________________________
/archives//html/Amps/2009-07/msg00331.html (9,770 bytes)

51. [Amps] knowledge base (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Sun, 26 Jul 2009 21:44:36 -0500
A friend forwarded the following link to me for some information contained therein http://www.somis.org/ Wow, for those who have not yet seen it, there appears to be much to be learned about our favo
/archives//html/Amps/2009-07/msg00335.html (6,563 bytes)

52. Re: [Amps] spray painting metal (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Fri, 31 Jul 2009 12:01:57 -0500
I have found that swirling the can for two minutes is better than shaking it for two minutes. Hold a new can at a downward angle and swirl it around in a small circle couple minutes in each direction
/archives//html/Amps/2009-07/msg00439.html (9,620 bytes)

53. Re: [Amps] spray painting metal (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Fri, 31 Jul 2009 12:08:15 -0500
Best (absolutely THE best) primer I found recently is DUPLI-COLOR self etching primer. About $4 at the auto parts place but very worth it. Good for aluminum and synthetics as well as steel. Builds a
/archives//html/Amps/2009-07/msg00440.html (9,306 bytes)

54. Re: [Amps] Cleaning Cigarette tar....? (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Fri, 31 Jul 2009 20:54:15 -0500
It is also too agressive for the older Drake copper coated steel chassis Disolves the lacquer and screen printing. Paul K0UYA -- Original Message -- From: "mikea" <mikea@mikea.ath.cx> To: <amps@conte
/archives//html/Amps/2009-07/msg00459.html (9,110 bytes)

55. [Amps] circuit breakers (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Thu, 13 Aug 2009 17:45:34 -0500
I have a quantity of 2 pole 250vac rated breakers, removed from equipment but in good condition Some are PB, some are Airpax, some have white handles some have black handles. Recollection is that all
/archives//html/Amps/2009-08/msg00319.html (7,314 bytes)

56. Re: [Amps] 73 Magazine (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Fri, 25 Sep 2009 17:20:45 -0500
It should have been. One of the best resources of it's time. Real projects for real folk. I have a fair early back issue collection that I'm happy to copy from if I have a request. Paul K0UYA -- Orig
/archives//html/Amps/2009-09/msg00320.html (11,890 bytes)

57. Re: [Amps] old mags (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Fri, 25 Sep 2009 21:38:49 -0500
I would just appreciate a searchable data base of the 73 articles--so I would know where to find them The old method of it was in the one with (image) on the cover doesn't always work anymore Paul K0
/archives//html/Amps/2009-09/msg00327.html (9,674 bytes)

58. Re: [Amps] Massive transformer (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Mon, 25 Jan 2010 17:26:09 -0600
I measured a similar UTC S-50 item with a 5kv ct winding rated at 300madc and a single 115vac primary It reads 460 ohms across the total seconday and weighs about 65 lbs Paul K0UYA __________________
/archives//html/Amps/2010-01/msg00324.html (9,678 bytes)

59. Re: [Amps] 120 cps Hum to CT Transformer (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Sun, 21 Feb 2010 15:47:52 -0600
The big hazzard using a ct trnsformer in FWB is that the ct may not be designed to be above ground potential. Sometimes UTC printed a spec on breakdown voltage on the case or in the catalog. Of cours
/archives//html/Amps/2010-02/msg00617.html (9,575 bytes)

60. Re: [Amps] Tranformer construction webpages (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Tue, 23 Feb 2010 11:42:54 -0600
Could someone please send me that link Missed it Paul K0UYA -- Original Message -- From: "John Lyles" <jtml@losalamos.com> To: <amps@contesting.com> Sent: Tuesday, February 23, 2010 11:17 AM Subject:
/archives//html/Amps/2010-02/msg00700.html (9,930 bytes)

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