Re: [Elecraft] K3 Sub Receiver Antenna

2010-09-29 Thread Brett Howard
I'm not so sure that a BPF would solve the problem even if they are on different bands as the COR may still trip even though the subRX is on another band... ~Brett (N7MG) On Mon, Sep 27, 2010 at 11:38 AM, Don Wilhelm w3...@embarqmail.com wrote:  Bill, My answer is not a smart remark, but

Re: [Elecraft] K3 Sub Receiver Antenna

2010-09-28 Thread Julius Fazekas n2wn
Bill, Just an operating example, I have a short (well had) 330' beverage within 20 feet of my TX antenna for 160m. I have never had an issue with the relay tripping. I run LP or QRP, it may be an issue running HP, but I haven't heard any complaints from any of my friends on the Top Band. I

Re: [Elecraft] K3 Sub Receiver Antenna

2010-09-28 Thread Ian White GM3SEK
Bill N3KKM wrote: The K3 manual indicates that the Sub Receiver's AUX antenna must be well-isolated from the transmit antenna to avoid activating the sub's carrier carrier-operated relay. From a practical, real world standpoint, what is well isolated? The easiest way to make sure is to check

[Elecraft] K3 Sub Receiver antenna input protection

2010-09-28 Thread Ken Kopp
If you don't want to build a protection circuit, Array Solutions ... and others ... sell an ICE Model 196 RF Limiter / Arrestor that does the job nicely. I have several in use. 73! Ken Kopp - K0PP elecraftcov...@rfwave.net

[Elecraft] K3 Sub Receiver Antenna

2010-09-27 Thread Bill N3KKM
The K3 manual indicates that the Sub Receiver's AUX antenna must be well-isolated from the transmit antenna to avoid activating the sub's carrier carrier-operated relay. From a practical, real world standpoint, what is well isolated? Bill - N3KKM

Re: [Elecraft] K3 Sub Receiver Antenna

2010-09-27 Thread David Cutter
My arrangement has them within a few feet, so I will be using a high speed reed to remove and short the rx antenna. David G3UNA - Original Message - From: Bill N3KKM n3kk...@embarqmail.com To: elecraft@mailman.qth.net Sent: Monday, September 27, 2010 5:59 PM Subject: [Elecraft] K3 Sub

Re: [Elecraft] K3 Sub Receiver Antenna

2010-09-27 Thread Don Wilhelm
Bill, My answer is not a smart remark, but rather the truth - and that answer is Whatever it takes! There are so many variables that your question cannot be answered specifically for your location. Some of the variables are antenna polarization, physical distance, gain of the transmit