[TenTec] On Noisy Transmitters

[Jim Brown]

On 7/6/2014 1:33 PM, Jim Brown wrote:
> Clicks are generated by rise times that are too fast combined with 
> intermod distortion. 

Another point I forgot to make in this post is that many modern rigs 
allow the user to adjust the keying rise time via a menu setting. In on 
the air tests of an IC7600, clicks went from moderate to awful as the 
rise time was adjusted from slow to fast, and the default setting was 
closer to awful than moderate. You can see these measurements in

http://audiosystemsgroup.com/K6XXAmpTalk.pdf

73, Jim K9YC