Re: [Elecraft] K3 Receiver slow to recover ?

2009-10-20 Thread Gary Hinson
 Using 3.44 beta,  since installing I seem to have a problem
 when going from transmit back to receive.  Not all the time
 but often enough to notice. 

Me too.

Like you, I thought the amp relay was playing up but sometimes the
audio level slides down just after the rig goes to RX, whereas with a
sticky amp relay the RX side is normally low from the very moment of
changeover.

I thought it might be a problem with my ant system, ant switch or
feeder but the SWR is normal on TX.

73,
Gary  ZL2iFB
K3 #2887  FW#3.44


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Re: [Elecraft] K3 Receiver slow to recover ?

2009-10-20 Thread Michael Larson
 

 Using 3.44 beta,  since installing I seem to have a problem when going 

 from transmit back to receive.  Not all the time but often enough to 

 notice.

 

I notice the same relay glitch here. K3 S/N 2518

 

Michael  KC0CF

 

 

cwkey

 

Webpage @ http://showcase.netins.net/web/kc0cf/

 

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Re: [Elecraft] K3 Receiver slow to recover ?

2009-10-20 Thread Don Wilhelm
Gary,

The fact that the antenna SWR is low on TX only rules out the antenna 
and feedline.  If there are any relays in the path (such as an amplifier 
T/R relay), the TX will be through a different set of contacts than RX.
Physically remove the amplifier from the picture (re-route the coax) - 
if the problem is cured, the amp relay is at fault, bt if it persists, 
then the K3 is to blame.

73,
Don W3FPR

Gary Hinson wrote:
 Using 3.44 beta,  since installing I seem to have a problem
 when going from transmit back to receive.  Not all the time
 but often enough to notice. 
 

 Me too.

 Like you, I thought the amp relay was playing up but sometimes the
 audio level slides down just after the rig goes to RX, whereas with a
 sticky amp relay the RX side is normally low from the very moment of
 changeover.

 I thought it might be a problem with my ant system, ant switch or
 feeder but the SWR is normal on TX.

 73,
 Gary  ZL2iFB
 K3 #2887  FW#3.44
   

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