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References: [ +from:rohre@arlut.utexas.edu: 1984 ]

Total 1984 documents matching your query.

21. Re: [TenTec] (no subject) (score: 1)
Author: Stuart Rohre <Rohre@arlut.utexas.edu>
Date: Wed, 10 Oct 2018 16:11:47 -0500
The fuzzy Orion display might be a dry capacitor, look for any electrolytics bulging at end caps. Stuart Rohre K5KVH Good Luck!
/archives//html/TenTec/2018-10/msg00029.html (6,661 bytes)

22. Re: [TenTec] 2C3133 source (score: 1)
Author: Stuart Rohre <Rohre@arlut.utexas.edu>
Date: Fri, 12 Oct 2018 13:42:56 -0500
You should be able to find a complete data sheet on the original devices. Make up a chart of the principal factors that need to be similar. You may find similar devices in the spec sheets for the ori
/archives//html/TenTec/2018-10/msg00041.html (8,113 bytes)

23. Re: [TenTec] Scout Meter (score: 1)
Author: Stuart Rohre <Rohre@arlut.utexas.edu>
Date: Thu, 07 Jun 2018 13:19:24 -0500
Looking at the resistors that form the shunts for this meter-- should help you back into the meter impedance. Look also at the D E repair pages to see if factory manual was ever published to that lis
/archives//html/TenTec/2018-06/msg00013.html (6,995 bytes)

24. Re: [TenTec] Scout Meter (score: 1)
Author: Stuart Rohre <Rohre@arlut.utexas.edu>
Date: Thu, 07 Jun 2018 13:23:04 -0500
Most edge type meters of the Scout era were 50 micro amps. Try any 1 Ma meter first to check my hunch. clip lead it in the leads to the defunct meter after removing the old meter. -Stuart K5KVH
/archives//html/TenTec/2018-06/msg00014.html (7,096 bytes)

25. Re: [TenTec] Off Topic (score: 1)
Author: Stuart Rohre <Rohre@arlut.utexas.edu>
Date: Wed, 23 May 2018 16:43:22 -0500
There was a ham in DFW area well regarded on Kenwood repairs. Not sure he is still active. Service manual for 850 is on internet, has schematics and assembly drawings and photos. The problem you have
/archives//html/TenTec/2018-05/msg00066.html (8,741 bytes)

26. Re: [TenTec] zero adjust S meter in Orion II (score: 1)
Author: Stuart Rohre <Rohre@arlut.utexas.edu>
Date: Wed, 25 Apr 2018 13:54:27 -0500
With some dishwasher detergent dissolved in water, you can wipe the front of a meter that has static cling, and the coating will last some time after it drys. You might try static cling cloths used i
/archives//html/TenTec/2018-04/msg00108.html (8,070 bytes)

27. Re: [TenTec] parts (score: 1)
Author: Stuart Rohre <Rohre@arlut.utexas.edu>
Date: Wed, 21 Mar 2018 16:19:27 -0500
I have not seen anything to support the assertion that TT will not sell parts to owners of TT equipment. It would have circulated on this list first, that I read daily. Now in the case of radios more
/archives//html/TenTec/2018-03/msg00130.html (7,879 bytes)

28. Re: [TenTec] centurion fan (score: 1)
Author: Stuart Rohre <Rohre@arlut.utexas.edu>
Date: Fri, 02 Feb 2018 17:06:48 -0600
You may be able to extend the life of the centurion fan you have by these steps: Is this fan a "Muffin" type fan, ie has multi blades and rotating motor housing. What we are looking for on such a fan
/archives//html/TenTec/2018-02/msg00012.html (8,382 bytes)

29. Re: [TenTec] Mic Cord (score: 1)
Author: Stuart Rohre <Rohre@arlut.utexas.edu>
Date: Mon, 05 Feb 2018 13:52:20 -0600
One thing you can do is buy a general replacement Dynamic mic at a CB truck stop, and either put your 4 pin plug on its cord, or swap out the cord and use the new coiled cord on your mic. Keep carefu
/archives//html/TenTec/2018-02/msg00043.html (7,291 bytes)

30. Re: [TenTec] C21 - AF Control (score: 1)
Author: Stuart Rohre <Rohre@arlut.utexas.edu>
Date: Fri, 09 Feb 2018 14:12:31 -0600
Likely someone replaced a noise inducing pot with whatever they had in the junk box. Audio taper pots are not as common anymore. Stuart Rohre K5KVH
/archives//html/TenTec/2018-02/msg00079.html (6,900 bytes)

31. Re: [TenTec] Omni 6+ for sale (from last production run)- Band conditions a factor? (score: 1)
Author: Stuart Rohre <Rohre@arlut.utexas.edu>
Date: Wed, 14 Feb 2018 14:21:22 -0600
Check one of the ionosondes if you live in North America. The band conditions are iffy at best many days of this low cycle. Check for the maximum usable frequency and see if it is just a poor ionosph
/archives//html/TenTec/2018-02/msg00095.html (8,282 bytes)

32. Re: [TenTec] Orion II battery replacement (score: 1)
Author: Stuart Rohre <Rohre@arlut.utexas.edu>
Date: Fri, 26 Jan 2018 14:27:31 -0600
If you are changing any back up rig battery, it is good to make up a jig with an identical new battery, and bridge its clip leads across the memory battery connection points. When proceeding to chang
/archives//html/TenTec/2018-01/msg00089.html (9,548 bytes)

33. Re: [TenTec] Orion II battery replacement (score: 1)
Author: Stuart Rohre <Rohre@arlut.utexas.edu>
Date: Fri, 26 Jan 2018 16:00:06 -0600
Barry good to know you can hot swap battery for Orion. thanks, Stuart Rohre K5KVH
/archives//html/TenTec/2018-01/msg00092.html (9,211 bytes)

34. Re: [TenTec] Titan 425 power supply woes (score: 1)
Author: Stuart Rohre <Rohre@arlut.utexas.edu>
Date: Mon, 29 Jan 2018 16:40:58 -0600
sounds like the R2 failure was a current limiting resistor, to not apply a big surge to the associated rectifier. Stuart Rohre K5KVH
/archives//html/TenTec/2018-01/msg00107.html (7,114 bytes)

35. Re: [TenTec] receiver isolation (score: 1)
Author: Stuart Rohre <Rohre@arlut.utexas.edu>
Date: Thu, 07 Dec 2017 16:33:34 -0600
Given the risk of having too much RF go deep into the signal chain of a receiver, having both external and internal isolation features gives you a "belt and suspenders", back up protection. -Stuart R
/archives//html/TenTec/2017-12/msg00027.html (8,185 bytes)

36. Re: [TenTec] TT PTO stuff (score: 1)
Author: Stuart Rohre <Rohre@arlut.utexas.edu>
Date: Mon, 06 Nov 2017 16:58:51 -0600
I believe the Ten Tec kit used a red grease. It was a petroleum product as I recall. However that is not important. What is, you want a grease that does not get hard over time and restores the lubric
/archives//html/TenTec/2017-11/msg00035.html (9,103 bytes)

37. Re: [TenTec] 12v Pilot Bulb (score: 1)
Author: Stuart Rohre <Rohre@arlut.utexas.edu>
Date: Thu, 09 Nov 2017 16:51:40 -0600
If a #47 bulb seems short lived, or runs hot in your radio, it can be replaced with the more dim light of a 4 digit bulb type number that is rated for 28 volts. (Check that the current drain is simil
/archives//html/TenTec/2017-11/msg00058.html (8,491 bytes)

38. Re: [TenTec] 20/17 (score: 1)
Author: Stuart Rohre <Rohre@arlut.utexas.edu>
Date: Tue, 28 Nov 2017 18:13:37 -0600
plugs and jacks on internal cables, or solder joints on board connections might be the intermittent problem on rig no. 1. -Stuart Rohre K5KVH
/archives//html/TenTec/2017-11/msg00129.html (6,768 bytes)

39. Re: [TenTec] Slightly off subject (score: 1)
Author: Stuart Rohre <Rohre@arlut.utexas.edu>
Date: Fri, 20 Oct 2017 15:29:57 -0500
Ethyl Alcohol will clean up circuit boards safely. You need to get one of the brushes called "Acid brushes" which have a metal handle holding bristles. Cut the bristles to only 1/4 inch from the ferr
/archives//html/TenTec/2017-10/msg00047.html (8,389 bytes)

40. Re: [TenTec] Slightly off subject (score: 1)
Author: Stuart Rohre <Rohre@arlut.utexas.edu>
Date: Mon, 23 Oct 2017 15:08:44 -0500
Freon TF has a replacement which name escapes me. Labels have to give you some indication if the product affects plastics, so read first. Stuart Rohre K5KVH
/archives//html/TenTec/2017-10/msg00078.html (8,022 bytes)

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