What factors might result in the K3 Utility Transmit Calibration Gain failing 
for both 5 w and 50 w calibration? 

I have tried two different dummy loads on Antenna 1. 

 The K3 automatic tuner gets a 1.0/1 on the dummy load for all bands including 
15m, 12m, 10m, and 6m.   

Thanks in advance, 
Hoop  
K9QJS


Elecraft K3 Utility for OS X Revision 1.14.10.24
OS X Version 10.10.3
K3 MCU revision 05.14. RS-232 speed 38400 bps.
Starting 5 watt calibration.
Calibrating at 1.900 MHz
Calibrating at 3.750 MHz
Calibrating at 5.366 MHz
Calibrating at 7.150 MHz
Calibrating at 10.125 MHz
Calibrating at 14.200 MHz
Calibrating at 18.110 MHz
Calibrating at 21.200 MHz
SWR 4.3:1 is too high for calibration
Verify that a dummy load is attached to AN1;
5 watt calibration failed.
Elapsed time: 36.7 secs

Elecraft K3 Utility for OS X Revision 1.14.10.24
OS X Version 10.10.3
K3 MCU revision 05.14. RS-232 speed 38400 bps.
Starting 50 watt calibration.
Calibrating at 1.900 MHz
Calibrating at 3.750 MHz
Calibrating at 5.366 MHz
Calibrating at 7.150 MHz
Calibrating at 10.125 MHz
Calibrating at 14.200 MHz
Calibrating at 18.110 MHz
Calibrating at 21.200 MHz
SWR 3.9:1 is too high for calibration
Verify that a dummy load is attached to AN1;
50 watt calibration failed.
Elapsed time: 37.0 secs
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