MODEL 8559A

SERVICE

ALTERNATE

I F DRIVERS

TUNE/FULL SPAN VOLTAGE

COARSE TUNE

YTO MAIN COIL ORIVER

SUMMING DRIVER

 

> tsv-

-I

YOR-

!FS6

 

 

I

YTO FW COIL DRIVER '

 

 

 

-1OV -

TUNE REF '

VOLTAGE

1

REGULATOR

t j 4 . s ~

:

 

t i s v

I,, - ,,

FIGURE 827. FREQUENCYCONTROL ASSEMBLY A7, BLOCK DIAGRAM