User`s guide

Technician Mode
12-8 68P02953C05
12.3.1.2. Oscillator Calibration Procedure
Perform the automatic oscillator calibration according to the following steps:
1. Set the external reference frequency to the highest available level (The default value is
30 MHz).
2. To start automatic calibration, press the Calibrate button. Upon starting calibration, the
Communication Progress message box appears on the screen.
Figure 12-10. Communication Progress Window
3. To stop calibration, press the Abort button.
12.3.2. Manual Calibration - Transmit Mode
12.3.2.1. Oscillator Calibration Setup
To perform manual oscillator calibration, connect the setup illustrated below:
NOTE
The required RF counter frequency stability is 0.05 PPM.
MICOM2 RADIO
UNDER TEST
ATTENUATOR
40 dB
ACCESSORY PLUG
ANTENNA OUT
RSS
RF COUNTER
Figure 12-11. Oscillator Calibration Setup - Manual Transmit Mode