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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[TenTec\]\s+Omni\s+VI\s+\&\s+Titan\s+tuning\s+repeatability\s*$/: 12 ]

Total 12 documents matching your query.

1. [TenTec] Omni VI & Titan tuning repeatability (score: 1)
Author: ken.d.brown@verizon.net (Ken Brown)
Date: Sat Mar 15 20:15:04 2003
I have a Omni VI upgraded to version 2 or 3 and a Titan 425 amplifier. They work great, however there seems to be some "drift" in the amplifier tuning, or it may be changes in the Omni VI power outpu
/archives//html/TenTec/2003-03/msg00623.html (8,326 bytes)

2. [TenTec] Omni VI & Titan tuning repeatability (score: 1)
Author: calderman@cox.net (Chester)
Date: Sat Mar 15 20:26:53 2003
Ken, I don't use my Omni 6 and Titan on 160 (no ant) but on contesting.com, on the 'Top Band' reflector I have read several guys using the Titan on 160 and they all complain about the tuning 'drift'
/archives//html/TenTec/2003-03/msg00625.html (9,630 bytes)

3. [TenTec] Omni VI & Titan tuning repeatability (score: 1)
Author: dbowker@mail.sjv.net (Dave Bowker)
Date: Sun Mar 16 19:57:04 2003
The major cause of the Titan I power output and tuning drift problem is due to dielectric heating of the plate circuit DC blocking capacitors. Ten Tec uses two 0.001 uF/6 kV disc ceramic capacitors w
/archives//html/TenTec/2003-03/msg00662.html (8,989 bytes)

4. [TenTec] Omni VI & Titan tuning repeatability (score: 1)
Author: geraldj@isunet.net (Dr. Gerald N. Johnson, electrical engineer)
Date: Sun Mar 16 20:33:12 2003
The plate blocking capacitors should be the least effect at 160 meters because the tube plate C is far less than the tuning C. At 10 meters the tube plate C is a large fraction of the circuit tuning
/archives//html/TenTec/2003-03/msg00668.html (8,984 bytes)

5. [TenTec] Omni VI & Titan tuning repeatability (score: 1)
Author: althofft@concentric.net (Tom A)
Date: Mon Mar 17 08:09:14 2003
Dave - I blew a cap on 40M this morning so I've got to open up the Titan again...might as well upgrade some of the other caps in there as well. Please e-mail me the info you offered...thanks! Tom K2T
/archives//html/TenTec/2003-03/msg00680.html (9,665 bytes)

6. [TenTec] Omni VI & Titan tuning repeatability (score: 1)
Author: althofft@concentric.net (Tom A)
Date: Mon Mar 17 08:28:17 2003
Without a doubt tuning drift is caused by the fixed caps in the loading circuit and not by the .001 blocking caps. Was this a bad brand of caps? Bad design (too low current / voltage ratings)? Aging
/archives//html/TenTec/2003-03/msg00681.html (10,670 bytes)

7. [TenTec] Omni VI & Titan tuning repeatability (score: 1)
Author: althofft@concentric.net (Tom A)
Date: Mon Mar 17 08:47:51 2003
I've gone to Surplus Sales' website. I don't see physical dimensions for the various mica/ceramic caps posted there. 1) Are there archives of old Ten-Tec newsgroup postings that I can search through
/archives//html/TenTec/2003-03/msg00682.html (8,300 bytes)

8. [TenTec] Omni VI & Titan tuning repeatability (score: 1)
Author: althofft@concentric.net (Tom A)
Date: Mon Mar 17 08:51:29 2003
Ok..I put my eyeglasses on and SEE that there are dimensions given for the caps. <start of rant> I HATE AGING GRACEFULLY...JUST TAKE ME OUT NOW! <end of rant> I'd still appreciate any input on which
/archives//html/TenTec/2003-03/msg00683.html (9,089 bytes)

9. [TenTec] Omni VI & Titan tuning repeatability (score: 1)
Author: VE1BN@aol.com (VE1BN@aol.com)
Date: Mon Mar 17 09:02:22 2003
To those concerned - I followed Dave's modification for my Titan, (a late model) and found it indeed cleared up the tuning drift. I recommend this to be the answer for those of you who have the probl
/archives//html/TenTec/2003-03/msg00684.html (7,977 bytes)

10. [TenTec] Omni VI & Titan tuning repeatability (score: 1)
Author: jlockj@earthlink.net (John)
Date: Mon Mar 17 09:37:57 2003
GM! Late model Titan's like Don's may well have left the factory with a 15 kV (vs. 5 kV) doorknob cap for C15. In the earlier Titans, there was major tuning drift on 160 meters. (the band Ken, the or
/archives//html/TenTec/2003-03/msg00687.html (9,173 bytes)

11. [TenTec] Omni VI & Titan tuning repeatability (score: 1)
Author: tom@k2ta.com (Tom K2TA)
Date: Mon Mar 17 17:52:06 2003
I've gone to Surplus Sales' website. I don't see physical dimensions for the various mica/ceramic caps posted there. 1) Are there archives of old Ten-Tec newsgroup postings that I can search through
/archives//html/TenTec/2003-03/msg00702.html (12,147 bytes)

12. [TenTec] Omni VI & Titan tuning repeatability (score: 1)
Author: RMcGraw@Blomand.Net (Robert & Linda McGraw K4TAX)
Date: Mon Mar 17 21:16:13 2003
As a general rule I find that disk ceramic capacitors, regardless of voltage rating, aren't the best choices in high circulating RF current conditions. Component tolerance is typically 20% and often
/archives//html/TenTec/2003-03/msg00708.html (14,557 bytes)


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