[Elecraft] PC->K3 command responsiveness

wayne burdick n6kr at elecraft.com
Tue Oct 9 12:25:30 EDT 2007


Richard Smith wrote:

> My first reaction without trying the program (always dangerous) is 
> that needing HRD sitting between the PowerSDR GUI and the K3, and 
> controlling the K3 via serial commands, will leave users with the 
> feeling that software control just isn't responsive enough for real 
> world uses.

Richard,

The K3 serial I/O port can run at up to 38.4 kb, and command response 
is very fast. It can also buffer a large number of commands at full 
speed and respond to them in order, error-free. To verify this, I'll 
paste 10 different commands into the terminal emulator window, running 
at 38.4 kb. All 10 responses appear in the terminal emulator window 
immediately, with no perceptible delay.

Yesterday there was a discussion about Panadapter responsiveness. 
If/when we offer a panadapter, it will be tightly linked with the K3, 
so you'll be able to do things like click on a signal and move the VFO 
to it, etc. If the text decoder is turned on, CW, RTTY, and PSK31 
signals will be decoded and displayed on the K3's own LCD and/or in a 
window on the panadapter.

Of course the "P3" would match the K3's enclosure styling, too, and may 
include a power supply and/or speaker. For field ops, you could take 
just the K3. Either way, it's computer-optional.

73,
Wayne
N6KR



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