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61. Re: [Amps] Solid state relays and step start (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Thu, 4 Mar 2010 15:24:10 -0600
Places still list Amperite time delay products as available Paul K0UYA -- Original Message -- From: "Jim Carr" <n7fcf@hctc.com> To: <garyschafer@comcast.net>; <Amps@contesting.com> Sent: Thursday, Ma
/archives//html/Amps/2010-03/msg00079.html (9,531 bytes)

62. Re: [Amps] FW: WD-40 Is Not.... (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Fri, 5 Mar 2010 17:11:28 -0600
I spell that *HOUSE FOR SALE* Paul K0UYA -- Original Message -- From: "Charlie Young" <weeksmgr@hotmail.com> To: <amps@contesting.com> Sent: Friday, March 05, 2010 4:52 PM Subject: [Amps] FW: WD-40 I
/archives//html/Amps/2010-03/msg00097.html (11,293 bytes)

63. Re: [Amps] Revamping a really ugly amp (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Sat, 13 Mar 2010 15:38:01 -0600
I saw one in Cedar Rapids that was built at Collins for what appeared to be the upper end of HF spectrum. Lot of small silver plated tubing coil sections, many ceramic caps and bunch of vacuum relays
/archives//html/Amps/2010-03/msg00213.html (11,428 bytes)

64. Re: [Amps] Building 833 Amplifier. Hints and Suggestions? (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Tue, 16 Mar 2010 21:36:48 -0500
One of my first linears I built as a high school kid back in 1960 used a pair of 833A in push pull in and out. I had a bunch of big amp parts given to me and that is what I built. The power supply wa
/archives//html/Amps/2010-03/msg00315.html (15,935 bytes)

65. Re: [Amps] Cleaning air-wound coils (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Mon, 3 May 2010 08:52:19 -0500
I 've used a wattered down slurry of Soft Scrub applied with a soft paint brush. Work it around with the brush and lots of cold water rinse and warm air (hair dryer) dry. Made some old ceramic hi pow
/archives//html/Amps/2010-05/msg00030.html (8,612 bytes)

66. [Amps] FS QM-1 (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Mon, 17 May 2010 11:45:31 -0500
Have deceided to sell my Heathkit QM-1 Q Meter. Used to measure capacitors and inductors at rf frequency Works as it should Replaced the electrolytics just to be sure Cleaned and tested Includes the
/archives//html/Amps/2010-05/msg00157.html (6,545 bytes)

67. Re: [Amps] How about changing the topic of discussion (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Fri, 21 May 2010 11:52:58 -0500
I have an old what appears to have been pp 100TH amplifier chassis I need to part out. I say need to because it is too heavy and certainly no work of art but has some "parts" no tubes. Plug in coils,
/archives//html/Amps/2010-05/msg00246.html (6,949 bytes)

68. Re: [Amps] Time to Quit Using PayPal? (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Fri, 21 May 2010 21:15:59 -0500
What about repair expense? Bought it broken and have expense toward getting it for sale? Hard to differentiate between repair investment and maintenance cost. Paul K0UYA _____________________________
/archives//html/Amps/2010-05/msg00277.html (8,316 bytes)

69. Re: [Amps] Salt water dummy loads (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Fri, 16 Jul 2010 14:10:34 -0500
Junior scientists beware AC only! Any dc component will produce chlorine gas from the sodium chloride which can be hazardous to your health. Very hazardous Paul K0UYA -- hazardous Message -- From: "D
/archives//html/Amps/2010-07/msg00182.html (10,435 bytes)

70. [Amps] Transformer ? (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Fri, 23 Jul 2010 21:33:34 -0500
Question for the commercial power utilities guys: Is there an advantage to delta / delta or delta / wye isolation transformer for 480 vac 3ph to 240 vac 3ph? The load is scr controlled resistance hea
/archives//html/Amps/2010-07/msg00229.html (6,642 bytes)

71. Re: [Amps] How to restore oxidized tank switch (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Sat, 18 Sep 2010 11:05:59 -0500
I have cleaned switches like that by using a slurry of Soft Scrub applied with a small natural bristle chip brush Let it set a few minutes and wash with water Dry with a hair dryer or bake at low tem
/archives//html/Amps/2010-09/msg00214.html (8,728 bytes)

72. Re: [Amps] Questions from a beginner (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Tue, 5 Oct 2010 19:41:47 -0500
Clone a Thunderbolt or Heath Chippewa Either will get you there with room to spare Paul K0UYA -- Original Message -- From: "Carl" <km1h@jeremy.mv.com> To: "k7fm" <k7fm@teleport.com>; "Eric Mynes" <kc
/archives//html/Amps/2010-10/msg00037.html (11,903 bytes)

73. Re: [Amps] Building a Mock Up (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Wed, 17 Nov 2010 13:43:27 -0600
Lee We always do a cad drawing and or place the parts without fastening before starting any significant project Paul K0UYA -- Original Message -- From: "Lee Buller" <k0wa@swbell.net> To: <amps@contes
/archives//html/Amps/2010-11/msg00314.html (8,497 bytes)

74. Re: [Amps] What a shame... (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Wed, 24 Nov 2010 14:34:26 -0600
Yes, but it has a capacsitor for strickly 10M use. Can't rede and spel vary gud can he? That is the real shame on our society. Gene pool needs cleaning. Paul K0UYA -- Original Message -- From: "Roger
/archives//html/Amps/2010-11/msg00419.html (7,466 bytes)

75. Re: [Amps] AL-82 Blowing fuses on startup (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Sat, 27 Nov 2010 11:20:06 -0600
Don't overlook "dumb" things like poor contact in fuseholders. BTDT for a fact it can / will cause fuses to blow Paul K0UYA -- Original Message -- From: "Gary McAdams" <g.m.mcadams@comcast.net> To: <
/archives//html/Amps/2010-11/msg00513.html (11,713 bytes)

76. Re: [Amps] HB QSK circuits (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Sat, 1 Jan 2011 13:46:22 -0600
Did I miss something here? Paul K0UYA -- Original Message -- From: "John Farber" <kg6i@hughes.net> To: <amps@contesting.com> Sent: Saturday, January 01, 2011 3:28 AM Subject: [Amps] HB QSK circuits _
/archives//html/Amps/2011-01/msg00006.html (7,104 bytes)

77. Re: [Amps] Fuses (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Fri, 7 Jan 2011 09:30:36 -0600
The fuse you want is Buss ABC type like ABC 25 for a 25amp etc. Ceramic, 250volt. I've had good luck with several ebay stores that have them (new) along with free shipping. Sold in lots of 10 usually
/archives//html/Amps/2011-01/msg00061.html (12,201 bytes)

78. [Amps] fuse size (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Fri, 7 Jan 2011 10:30:34 -0600
As was just pointed out to me I should have considered the end application in my example The proper size ABC fuse for a amp would likely be ABC10 or 12 or 15. My ABC25 example was just a casual error
/archives//html/Amps/2011-01/msg00063.html (6,377 bytes)

79. Re: [Amps] Fuses (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Fri, 7 Jan 2011 19:41:04 -0600
Anyone interested I have many surplus P&B or Airpax 2 pole 20A 240vac breakers that are panel mount Removed from working industrial controls $2.50 each plus postage Paul K0UYA _______________________
/archives//html/Amps/2011-01/msg00071.html (9,812 bytes)

80. Re: [Amps] Fuses (score: 1)
Author: "Paul Kraemer" <elespe@lisco.com>
Date: Fri, 7 Jan 2011 20:50:55 -0600
It is a terminology thing as in magnetic / hydraulic trip Also, we routinely use supplemental IEC protection devices that have an adjustable thermal trip plus a near instantaneous overcurrent trip Ac
/archives//html/Amps/2011-01/msg00074.html (11,306 bytes)

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