Skanti TRP 5000, Инструкция по эксплуатации

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2.4.10 The CHECK SWITCH is not normally operative. Pulling the switch knob out
will switch the ANTENNA CURRENT meter to read the voltage or current
selected with the switch. When released, the knob will return to its
original position.
The switch has eight positions:
LEVEL Check of anode AG voltage swing
V A Check of anode DC voltage
V s1 Check of screen grid voltage of valve no. 1
V s2 Check of screen grid voltage of valve no. 2
V G Check of grid bias
I 1 Check of cathode current of valve no. 1
I 2 Check of cathode current of valve no. 2
V D Check of supply voltage to driver amplifier.
2.5 Filter Cleaning
The air filter on the transmitter power amplifier front panel should be
cleaned periodically. The filter element is easily removed without the
use of tools. Wash in warm water and dry thoroughly.