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Total 6 documents matching your query.

1. Re: [TowerTalk] SteppIR cable length (score: 1): Author: Jim Jarvis <jimjarvis@optonline.net>; Date: Mon, 11 Jun 2007 09:54:13 -0400; Interesting thread. elements are -0- Joe wrote: If it were me, I would replace the switching supply with a simple analog/linear supply using a 24 volt transformer, a 5 Amp bridge rectifier and 2000 u; /archives//html/Towertalk/2007-06/msg00246.html (8,088 bytes)
2. Re: [TowerTalk] SteppIR cable length (score: 1): Author: K4SAV <RadioIR@charter.net>; Date: Mon, 11 Jun 2007 09:33:55 -0500; A test with a larger wire may work or not depending on the source of the problem. If the problem is due to IR drop, then the larger wire may fix it. If the problem is due to capacitance on the cable,; /archives//html/Towertalk/2007-06/msg00250.html (10,467 bytes)
3. Re: [TowerTalk] SteppIR cable length (score: 1): Author: "Joe Subich, W4TV" <w4tv@subich.com>; Date: Mon, 11 Jun 2007 11:10:31 -0400; Not so much capacitance although it will be significant - I would not rule out transmission line effects. Each closely coupled pair will have a Z of about 100 Ohms and a velocity factor down around; /archives//html/Towertalk/2007-06/msg00257.html (13,573 bytes)
4. Re: [TowerTalk] SteppIR cable length (score: 1): Author: "Jerry Keller" <k3bz@arrl.net>; Date: Mon, 11 Jun 2007 11:36:36 -0400; "A test by moving the controller to the tower will probably prove successful, but it won't determine the source of the problem."... K4SAV Although it might not pinpoint exactly why, it would at least; /archives//html/Towertalk/2007-06/msg00261.html (12,387 bytes)
5. Re: [TowerTalk] SteppIR cable length (score: 1): Author: "Robert Chudek - K0RC" <k0rc@citlink.net>; Date: Mon, 11 Jun 2007 20:52:52 -0500; "Although it might not pinpoint exactly why, it would at least indicate the source of the problem is the cable. Since we have several customers successfully using even longer cables, I think that mig; /archives//html/Towertalk/2007-06/msg00319.html (9,256 bytes)
6. Re: [TowerTalk] SteppIR cable length (score: 1): Author: "Dick Green" <wc1m@msn.com>; Date: Tue, 12 Jun 2007 01:35:29 -0400; I don't think this scenario is possible if the resistance between pairs is nominal. When the cable is disconnected from the controller, the motors are completely isolated from one another (provided t; /archives//html/Towertalk/2007-06/msg00327.html (12,230 bytes)

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