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References: [ +from:StephenTetorka@cs.com: 53 ]

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1. [Amps] 706 finals (score: 1): Author: StephenTetorka@cs.com; Date: Tue, 13 Feb 2007 08:57:57 EST; Have located source for the 706 transistor final - SRFJ7044...pricing on way. They say they have 65. Might others be in need...might be able to get volume discount. Regards, Steve WA2TAK ____________; /archives//html/Amps/2007-02/msg00241.html (6,155 bytes)
2. [Amps] seeking transistors (score: 1): Author: StephenTetorka@cs.com; Date: Mon, 12 Feb 2007 11:13:55 EST; Need 2 each SRFJ7004 for my 706...anybody have'em Tnx. Steve WA2TAK _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/; /archives//html/Amps/2007-02/msg00218.html (6,207 bytes)
3. [Amps] "Booster help" (score: 1): Author: StephenTetorka@cs.com; Date: Fri, 10 Nov 2006 15:17:25 EST; Hi Guys: Figure if anyone knows...you guys sure would. Here's my challenge. I picked up a beautiful homebrew SSB generator...K2YOR SK RIP...circa 1957 - 1967'ish...up at Hosstraders before the campin; /archives//html/Amps/2006-11/msg00142.html (7,251 bytes)
4. [Amps] Free tower + Yagi (score: 1): Author: StephenTetorka@cs.com; Date: Mon, 30 Oct 2006 08:19:12 EST; Hi all: FREE for the taking. Tower is about 35? feet...tilt-over...with what looks like a tri-band Yagi. Presently attached to house. Location - New Jersey. Please contact me if interested. Regards,; /archives//html/Amps/2006-10/msg00300.html (6,167 bytes)
5. [Amps] FS: SB-220 Linear Amp (score: 1): Author: StephenTetorka@cs.com; Date: Mon, 9 Oct 2006 09:00:51 EDT; Hi all: This SB-220 is in Superior Condition...the front panel still retains its luster! Tubes are very strong...and it powers up on all bands. Manual included. $575...shipping to be discussed...(may; /archives//html/Amps/2006-10/msg00071.html (6,397 bytes)
6. [Amps] FS: SK-410 (score: 1): Author: StephenTetorka@cs.com; Date: Fri, 22 Sep 2006 15:25:27 EDT; Hi Guys: Have one I don't think I'll ever use...never used in original box..$25 a fair price? Also..thinking about bringing an SB220 to Hopkington...any interest here? Regards, Steve WA2TAK _________; /archives//html/Amps/2006-09/msg00286.html (6,093 bytes)
7. [Amps] Vacuum variable testing? (score: 1): Author: StephenTetorka@cs.com; Date: Sat, 9 Sep 2006 13:41:39 EDT; Hi all: Is there any easy way to test one/several for vacuum??...if not easy...how, please? Tnx, Steve WA2TAK _______________________________________________ Amps mailing list Amps@contesting.com htt; /archives//html/Amps/2006-09/msg00154.html (6,514 bytes)
8. [Amps] Henry 2K-3 (score: 1): Author: StephenTetorka@cs.com; Date: Mon, 21 Aug 2006 15:26:30 EDT; Hi all: I might be able to obtain this unit. As I'm not able to use it, might anyone be interested in its purchase? I'm in New Jersey..and good in QRZ.com. Willing to deliver it 'wherever' as I have; /archives//html/Amps/2006-08/msg00578.html (6,165 bytes)
9. [Amps] FS SB200 (score: 1): Author: StephenTetorka@cs.com; Date: Fri, 31 Mar 2006 06:56:44 EST; Fine looking and works great. $395. Regards, Steve WA2TAK _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps; /archives//html/Amps/2006-03/msg00795.html (5,916 bytes)
10. [Amps] shunt wire available (score: 1): Author: StephenTetorka@cs.com; Date: Fri, 10 Feb 2006 15:42:25 EST; Hi All: I found my spool of Nichome wire - 18 Ga. = 0.040 inch diameter having a resistance of 0.406 ohms per linear foot - as per label on spool...anybody need some? Regards, Steve WA2TAK __________; /archives//html/Amps/2006-02/msg00221.html (6,155 bytes)
11. [Amps] Harmonics - field notes, con't (score: 1): Author: StephenTetorka@cs.com; Date: Tue, 7 Feb 2006 12:24:19 EST; Hi All: NOTES: Antenna RF link coupled to Pi tuner to 300 ohm twinlead ( about 100 ft long ) to 80 meter dipole @ 30 feet+/- Thought these notes would be of interest to you on the subject of harmonic; /archives//html/Amps/2006-02/msg00162.html (6,583 bytes)
12. [Amps] Harmonics - field notes (score: 1): Author: StephenTetorka@cs.com; Date: Tue, 7 Feb 2006 12:21:36 EST; Hi All: Thought these notes would be of interest to you on the subject of harmonics. Unit 1929 Hartley osc., 204A - output 35 RF watts at 3.872 Spectrum Analyzer, Anaritsu Probe 5 inches from RF tank; /archives//html/Amps/2006-02/msg00161.html (6,893 bytes)
13. Re: [Amps] 60 filament noise (score: 1): Author: StephenTetorka@cs.com; Date: Mon, 06 Feb 2006 16:22:37 -0500; Simple question: regarding my "audio having hummmm" and my 204A is being Heising modulated with an 839...presuming this hum is AC..and this AC is associated with the tube(s) filaments... How is the 6; /archives//html/Amps/2006-02/msg00139.html (9,894 bytes)
14. Re: [Amps] 60 filament noise (score: 1): Author: StephenTetorka@cs.com; Date: Mon, 06 Feb 2006 13:18:08 -0500; Hi Rich: Please excuse me for not providing more detail. I made a 1929 Hartley using a 204A Heising modulated with an 849. Both tubes are filament heated with 11 VAC @ 5 amps wiht center tap on 204 f; /archives//html/Amps/2006-02/msg00135.html (8,159 bytes)
15. [Amps] 60 filament noise (score: 1): Author: StephenTetorka@cs.com; Date: Mon, 6 Feb 2006 10:36:03 EST; Hi all: Might it be possible to apply a high-pass filter to eliminate the 60 Hertz ac power supply noise from getting into my filaments? Also..it is my understand that using a DC filament voltage wor; /archives//html/Amps/2006-02/msg00128.html (6,643 bytes)
16. [Amps] Measure tank current? (score: 1): Author: StephenTetorka@cs.com; Date: Fri, 27 Jan 2006 11:17:06 EST; Hi all: How I go about measuring the current in my RF output tank? Regards, Steve WA2TAK _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.; /archives//html/Amps/2006-01/msg00625.html (6,060 bytes)
17. [Amps] Link vs Pi (score: 1): Author: StephenTetorka@cs.com; Date: Mon, 16 Jan 2006 09:01:48 EST; Hi all: What is the efficiency of a HF link coupled RF output? How does it compare in efficiency to a Pi circuit output? Tnx, Steve _______________________________________________ Amps mailing list A; /archives//html/Amps/2006-01/msg00404.html (6,260 bytes)
18. [Amps] 200 Watters (score: 1): Author: StephenTetorka@cs.com; Date: Tue, 10 Jan 2006 10:17:00 -0500; Have about 2 dozen wirewound 200 watters of various resistances - fixed and sliding contact...and mounting hardware. Anyone need any? R, Steve WA2TAK _______________________________________________ A; /archives//html/Amps/2006-01/msg00322.html (6,477 bytes)
19. [Amps] Kenyon T180? (score: 1): Author: StephenTetorka@cs.com; Date: Sun, 8 Jan 2006 09:51:36 EST; Hi all: Might anyone know the spec for the Kenyon T-180 choke? Tnx, Steve WA2TAK _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mail; /archives//html/Amps/2006-01/msg00250.html (5,985 bytes)
20. [Amps] FS: Bread Slicers (score: 1): Author: StephenTetorka@cs.com; Date: Sat, 31 Dec 2005 15:11:41 EST; For Sale: High Voltage Variable Capacitors - - 1. James Millen "transmitting condenser" type 04060, Cap 60 voltage 9000 - - $75 2. E. F. Johnson #153-15, 3.5" diameter rotor, 11 plates spaced 1/4 inc; /archives//html/Amps/2005-12/msg00406.html (6,460 bytes)

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