Specifications
microHAM © 2006 All rights reserved
8 - FUNCTION CHECK
Basic operation can be checked with the Test buttons, located on Ports tab.
FSK - test button sends ten (10) RY characters at 45.45 5/N/1.5 to the MK FSK output. The green arrow 
on the Ports tab and the green FSK LED on the DIGI KEYER front panel should blink together . If 
the PTT box is checked, the characters will be transmitted.
2
nd
 FSK - test button sends ten (10) RY characters at 45.45 5/N/1.5 to the MK FSK output. The green 
arrow on the Ports tab and the green FSK LED on the DIGI KEYER front panel should blink together 
. If the PTT box is checked, the characters will be transmitted.
CW - test button keys the DIGI KEYER CW output. The red arrow on the Ports tab and the red CW LED 
on the DIGI KEYER front panel should light continuously. When the radio is in the CW mode and is 
manually keyed (or break-in is enabled) a continuous CW carrier will be transmitted.
PTT - test button keys the DIGI KEYER PTT outputs. The PTT line that is keyed depends on the Serial 
port PTT settings on the Keying tab.
If the PA PTT box is checked then the PA PTT signal for Power Amplifier will be generated on the 
DIGI KEYER rear panel RCA jack.
If the LNA PTT box is checked then the LNA PTT signal for LNA bypass will be generated on the 
DIGI KEYER rear panel RCA jack.
2
nd
 PTT - test button keys the DIGI KEYER PTT outputs.  The PTT line that is keyed depends on the Serial 
port PTT settings on the Keying tab.
If the PA PTT box is checked then the PA PTT signal for Power Amplifier will be generated on the 
DIGI KEYER rear panel RCA jack.
If the LNA PTT box is checked then the LNA PTT signal for LNA bypass will be generated on the 
DIGI KEYER rear panel RCA jack.
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