[Elecraft] RE: K3 Firmware 2.58 ["PC" CAT command issue]

wayne burdick n6kr at elecraft.com
Fri Oct 31 18:50:01 EST 2008


 > Here's what's in the command:  PC0500;PC;DS;
 >
 > I tried it again and I get the same thing.  The power cannot be 
adjusted
 > with the front panel dial past 12 watts.

Hi all,

In the 4-digit version of the "PC" (power control) command, the 4th 
digit is a range selector: x0.1 or x1 watts. The first three digits set 
the desired power level.

For example if you wanted 3.5 watts, you'd send:   PC0350

while for 35 watts you'd send:  PC0351

In the QRP case, the KPA3 would be put into bypass mode, hence your 
inability to go above 12 W with the front panel knob. You could go into 
CONFIG:KPA3 and set it back to PA NOR, or just send a PC command with a 
'1' at the end.

Note that the 4-digit version of the command is only available if you 
turn on K2-style command extensions, by sending "K22". This allows you 
to set power in 0.1-watt units, as described above. If you turn K2 
extensions off (by sending "K20"), you'll be at the original 3-digit 
version of the PC command, which is always in watts, and will not 
affect the mode of the KPA3.

For further details please see the K3 Programmer's Reference, on our 
web site.

73,
Wayne
N6KR

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