This is the second Manual I have ordered from owner-manuals, I give it five stars because it is exactly what I expected given the age of the equipment. So the contents look a bit aged and the pictures a bit grainy, it fulfills my needs and I am glad I can still get hold of them.
Text excerpt from page 11 (click to view)
SCHEMATIC DIAGRAMS
LINEAR (EV-510C/I/N)
Antenna 3 External Antenna Jack 1 4 Speaker 8 9 Earphone Jack
Tuner Tuning Voltage Generator Circuit Audio Amplifier Circuit IF Pad IF Detection Circuit 17