Do you have a question about the Yaesu FRG-8800 and is the answer not in the manual?
Description of how local oscillator signals are synthesized using PLL.
Important safety and procedural guidelines for performing alignments.
Procedure for coarse adjustment of the 2nd local oscillator.
Steps to set the reference oscillator frequency for the 2nd loop.
Frequency setting for the 2nd loop oscillator.
Fine adjustment of the 2nd local oscillator frequency.
Setting the reference oscillator frequency for the 1st loop.
Setting the carrier frequency for LSB and USB modes.
Adjusting the 1st local oscillator transformers and trimmers.
Setting the 3rd local oscillator frequency.
Adjusting RF bandpass filters using a sweep generator.
Adjusting mixer stages for peak S-meter indication.