[Elecraft] Why predistortion ?

[Charlie T]

According to Rob Sherwood, the Collins 32S-3 produces the cleanest SSB signal on the air of any commercial amateur radio transmitters.

73, Charlie k3ICH




-----Original Message-----
From: elecraft-bounces at mailman.qth.net <elecraft-bounces at mailman.qth.net> On Behalf Of David Gilbert
Sent: Sunday, September 13, 2020 9:51 PM
To: elecraft at mailman.qth.net
Subject: Re: [Elecraft] Why predistortion ?


I don't know where you got the idea that the K-Line produces the cleanest signals.  As several people have pointed out, because of the 12 volt finals the transmit IMD performance of the existing K-line is relatively poor.

Dave   AB7E


On 9/13/2020 2:32 PM, JR wrote:
> Why are so many ops obsessed with predistortion?
>
> The Elecraft K-Line already produces some of the cleanest, purest 
> transmit signals around.   Do we need predistortion ?  If so, why, and 
> how much better is it than what we already have?  Should I wait to buy 
> a new rig until that is available?
>
> Thanks and Happy Trails to all.   K8JHR

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