BRUEL & KJAER 4212 Instructions And Applications page 17

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Terminal, Knob, Switch Position
LOWER LIMITING
FREQUENCY
"20"
POTENTIOMETER dB RANGE
"50". If another Potentiometer
than ZR 0005 is used, the control
is set to the position
corresponding to the db range
of the Potentiometer.
WRITING SPEED "100 mm/sec. - 200 mm/sec."
MOTOR "On"
POWER "On"
STOP-START " Start"
REVERSE-FORWARD "Forwa rd"
PAPER SPEED "30/3 mm/sec."
DRIVE SHAFT SPEED Any Position
10 : 1 gear ratio Outer Position
INPUT POTENTIOMETER knob Approximately "5"
INPUT ATTENUATOR "0"
INPUT POTENTIOMETER
Connected to RECORDER
terminal terminal of 2112
15