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Total 116 documents matching your query.

61. [AMPS] (score: 1)
Author: da_kang@hotmail.com (Jeff Wolf)
Date: Tue, 05 Sep 2000 02:59:13 GMT
indications would lead you to retube a 3-500Z amplifier? AA4HP Low Pout Excessive drive to get same Pout Not tuning up correctly Grid current wrong for Pout and level of drive Just to name a few. --
/archives//html/Amps/2000-09/msg00088.html (7,383 bytes)

62. [AMPS] (score: 1)
Author: da_kang@hotmail.com (Jeff Wolf)
Date: Tue, 05 Sep 2000 13:14:36 GMT
No, but if the amp will not tune up to full output at the same settings as "normal" (whatever normal for that station is), and their are no other indications that something else is wrong, tubes can
/archives//html/Amps/2000-09/msg00097.html (7,333 bytes)

63. [AMPS] Anyone ready to go back to talking about CBers? (score: 1)
Author: da_kang@hotmail.com (Jeff Wolf)
Date: Fri, 08 Sep 2000 16:20:29 GMT
In light of all the technical discussions, running around in circles and mud-slinging, would anyone care to go back to arguing about how terrible CBers are, manufacturers that sell easily modified am
/archives//html/Amps/2000-09/msg00295.html (7,748 bytes)

64. [AMPS] Voltage at antenna end. de K0FF (score: 1)
Author: da_kang@hotmail.com (Jeff Wolf)
Date: Mon, 11 Sep 2000 18:56:42 GMT
In playing with the LOWfer band in high school, I also found that some grades and colors of PVC pipe are MUCH more affected by RF than others. We used them for making the loading coils and tanks for
/archives//html/Amps/2000-09/msg00486.html (9,168 bytes)

65. [AMPS] 4CS250B (score: 1)
Author: da_kang@hotmail.com (Jeff Wolf)
Date: Wed, 13 Sep 2000 00:01:06 GMT
http://cgi.ebay.com/aw-cgi/eBayISAPI.dll?ViewItem&item=432163619 Ran across this today. I remember a while back someone was asking about repairing a ceramic block for one. Here you get the tube, sock
/archives//html/Amps/2000-09/msg00571.html (6,961 bytes)

66. [AMPS] Mount pi-net capacitors vertically (score: 1)
Author: da_kang@hotmail.com (Jeff Wolf)
Date: Fri, 15 Sep 2000 14:21:37 GMT
Nice plate load impedance, too :) --Toll Free _________________________________________________________________________ Get Your Private, Free E-mail from MSN Hotmail at http://www.hotmail.com. Shar
/archives//html/Amps/2000-09/msg00765.html (8,382 bytes)

67. [AMPS] Watt meters (score: 1)
Author: da_kang@hotmail.com (Jeff Wolf)
Date: Wed, 27 Sep 2000 12:32:39 GMT
YS-60. It reads both peak and average selectable. I have a YS-60, and while I love it for the accuracy and responsiveness on PEP scale, the AVG scale leaves quite a bit to be desired, as far as accu
/archives//html/Amps/2000-09/msg01087.html (7,982 bytes)

68. [AMPS] SB1000 parasite question for Tom and Rich+ (score: 1)
Author: da_kang@hotmail.com (Jeff Wolf)
Date: Fri, 04 Aug 2000 13:45:57 GMT
Actually not. The maximum usable frequency of the device has nothing to do with stability. Tom, So what you are saying is that a 3-500Z will oscillate at 1 ghz just as well as a 2c39? Seems that wha
/archives//html/Amps/2000-08/msg00083.html (10,349 bytes)

69. [AMPS] Suppressors, measurements, and acrimonious blather (score: 1)
Author: da_kang@hotmail.com (Jeff Wolf)
Date: Mon, 07 Aug 2000 15:03:31 GMT
I believe some people have use ferrite beads on sweep tubes and 6146s and the like, but I've never found them terribly good. Golden Falcon, Loudmouth, and some Palomar had them as well. They worked s
/archives//html/Amps/2000-08/msg00149.html (8,849 bytes)

70. [AMPS] Bargain basement broadband tetrode amp (score: 1)
Author: da_kang@hotmail.com (Jeff Wolf)
Date: Thu, 17 Aug 2000 12:29:41 GMT
The 4CX250 amp looks like a CB amplifier Skipp. It certainly can't be a very good amp for ham radio. It takes 1-5 watts of drive, and worse yet has no screen regulation, current limiting, or metering
/archives//html/Amps/2000-08/msg00312.html (11,676 bytes)

71. [AMPS] Bargain basement broadband tetrode amp (score: 1)
Author: da_kang@hotmail.com (Jeff Wolf)
Date: Thu, 17 Aug 2000 16:05:42 GMT
Skip must have replied: Unregulated screen voltage is an absolute no-no, as is the lack of a screen meter. Collins got away with an unregulated screen in an amplifier by building a beefy screen suppl
/archives//html/Amps/2000-08/msg00314.html (18,621 bytes)

72. [AMPS] Bargain basement broadband tetrode amp (score: 1)
Author: da_kang@hotmail.com (Jeff Wolf)
Date: Fri, 18 Aug 2000 02:40:15 GMT
The 4CX250B runs up to 400 volts on the screen. I have run 2500 volts on the anode. Runs very well with 2200Kv on plate, 350V on screen and grid between -60 to -80V. Toll Free _______________________
/archives//html/Amps/2000-08/msg00325.html (8,971 bytes)

73. [AMPS] Question About Correct Phase for 240V Transformer Primary Windings ??? (score: 1)
Author: da_kang@hotmail.com (Jeff Wolf)
Date: Fri, 18 Aug 2000 12:27:46 GMT
--Toll Free Hi Fellas, A question for you High Voltage Transformer Guru's. I have an unlabeled transformer. I have found the primary windings. This transformer can be powered by 120 or 240 volts. He
/archives//html/Amps/2000-08/msg00336.html (9,573 bytes)

74. [AMPS] Low Cost Amplifiers (score: 1)
Author: da_kang@hotmail.com (Jeff Wolf)
Date: Fri, 18 Aug 2000 12:31:55 GMT
Skipp, Thanks for the confirmation of the call. I am sure you understand why I don't post it to the reflector. I would be interested in one day talking about what you have done with the Pride amp. I
/archives//html/Amps/2000-08/msg00337.html (7,252 bytes)

75. [AMPS] Come Clean (score: 1)
Author: da_kang@hotmail.com (Jeff Wolf)
Date: Fri, 18 Aug 2000 13:05:40 GMT
I say there, "Jeff", come clean with us. You make comments repeatedly that suggest your implicit support of illicit CB operations (your former moniker of "CBer extraordinaire") then you claim to be a
/archives//html/Amps/2000-08/msg00339.html (13,715 bytes)

76. [AMPS] Trouble maker on the list (score: 1)
Author: da_kang@hotmail.com (Jeff Wolf)
Date: Fri, 18 Aug 2000 13:09:13 GMT
Hello All THis guy Jeff Wolf aka Toll Free is a guy I have run into before on the internet. He is a freebander and thinks that illegal cb amps are the thing to run on 11 meters he is here to cause tr
/archives//html/Amps/2000-08/msg00340.html (8,347 bytes)

77. [AMPS] come clean (score: 1)
Author: da_kang@hotmail.com (Jeff Wolf)
Date: Fri, 18 Aug 2000 13:13:49 GMT
Well said Fred, a license doesn't make a Ham and as my Elmer used to say "a lid is a lid is a lid". And if you doubt Mr. Toll Free's attitude about illegal activities check out his web page http://ww
/archives//html/Amps/2000-08/msg00341.html (7,697 bytes)

78. [AMPS] Bargain basement broadband tetrode amp (score: 1)
Author: da_kang@hotmail.com (Jeff Wolf)
Date: Fri, 18 Aug 2000 22:37:52 GMT
I find the ZSAC to run approximately 75 mils at this operating point... A little higher if you run the higher perveance flavors of the 4CX250 family. Toll Free 73 from Ian G3SEK Editor, 'The VHF/UHF
/archives//html/Amps/2000-08/msg00363.html (9,263 bytes)

79. [AMPS] Transformer Winding Phase, Thanks To All (score: 1)
Author: da_kang@hotmail.com (Jeff Wolf)
Date: Fri, 18 Aug 2000 22:40:43 GMT
One thing that I have found is that the momentary pushbutton is only good if you use a second method of glitch protection... ie a lightbulb or fuse.... Otherwise, you run the risk of the momentary fu
/archives//html/Amps/2000-08/msg00364.html (7,392 bytes)

80. [AMPS] Commercial email (score: 1)
Author: da_kang@hotmail.com (Jeff Wolf)
Date: Mon, 28 Aug 2000 02:36:26 GMT
So far, the shoe fits. Toll_Free _________________________________________________________________________ Get Your Private, Free E-mail from MSN Hotmail at http://www.hotmail.com. Share information
/archives//html/Amps/2000-08/msg00427.html (7,583 bytes)


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