User's Manual

3-10
E. Operate the TDFM-600/6000 transmitter on the following frequency for at least 20 seconds.
Observe the Transponder for any spurious replies or loss of reply to test set.
FREQUENCIES TRANSPONDER #1 TRANSPONDER #2
TDFM-600/6000 PASS FAIL PASS FAIL
512 MHz
NOTES:
F. Modulate the TDFM-600/6000 transmitter on the following frequencies for at least 20 seconds.
Observe the DME displays. Look for loss of distance information on the display.
FREQUENCIES RESULTS
DME 1 TDFM-600/6000 PASS FAIL
978 (108.0) 489
1020 (112.1) 510
FREQUENCIES RESULTS
DME 2 TDFM-600/6000 PASS FAIL
978 (108.0) 489
1020 (112.1) 510
NOTES: