IFR COM-120B - Page 30

Rev. 1.0 Page 30
START
STOP
Setup:
1. This COM-120B has been pre-configured for common receiver test
setups.
2. Press the key to access
the COM-120B System Setup
Utility software.
3. The menu to the right will appear.
4. Select STEP 6 by positioning the
cursor and pressing F1 Execute.
5. The COM-120B will configure itself for testing Receiver Sensitivity.
Interconnect:
1. Connect the COM-120B’s T/R port (Generator Output) to the Antenna
Input of the Radio under test.
2. Connect the radio’s Audio Output to the COM-120B’s SINAD Input.
3. With the radio configured to channel 2, adjust the radio’s volume
control for a 2 Vrms indication on the COM-120B’s AF LEVEL meter
as shown on the next page.
1
2
2