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1. [VHFcontesting] Radios with T/R voltage on the coax (score: 1): Author: David Pruett <k8cc@comcast.net>; Date: Thu, 21 Jan 2010 19:51:02 -0500; As I have been researching and trying to get my act together on 903 and 1296 MHz, I've seen references to radios which superimpose a positive voltage on the output coax during transmit. This voltage; /archives//html/VHFcontesting/2010-01/msg00154.html (7,527 bytes)
2. Re: [VHFcontesting] Radios with T/R voltage on the coax (score: 1): Author: "Chet S" <chetsubaccount@snet.net>; Date: Sat, 23 Jan 2010 07:56:36 -0500; Hi Dave, I think you need widgets called a bias tee- Google on it. 73 Chet, N8RA As I have been researching and trying to get my act together on 903 and 1296 MHz, I've seen references to radios which; /archives//html/VHFcontesting/2010-01/msg00164.html (8,626 bytes)
3. [VHFcontesting] Radios with T/R voltage on the coax (score: 1): Author: Steve Kavanagh <sjkavanagh1@yahoo.ca>; Date: Sat, 23 Jan 2010 06:31:23 -0800 (PST); Dave: I think the FT-290R (original model, not the RII) was the inspiration for the Kuhne/DB6NT transverters using this control method. Five of my mostly homebrew microwave transverters use it too -; /archives//html/VHFcontesting/2010-01/msg00166.html (7,511 bytes)

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