Stanford Research Systems SR124 Operation And Service Manual page 12

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Displays and Front Panel
Rear panel inputs and outputs
General
Parameter Specification
Panel meter jeweled bearing, center-zero, mirror-backed
O set adjustable up to 1000 % (10 ) of full scale
Output 600 output impedance,
Lock-In or AC Volt function
Numeric full static drive (no scanning refresh),
settings or one-time readings
Parameter Specification
VCO input 10 k
0 to 10 VDC for f
VCO output 600
Quadrant outputs 600
Four 0.7 Vrms (2 Vpp) outputs, at 0 , 90 , 180 , 270
Preamp DB-9 connector to power optional
remote preamp
Status TTL outputs, 1 k
Unlocked low when reference oscillator is unlocked
Overload low when signal chain is overloaded
Remote Interfaces
RS-232 DB-9, 9600 baud fixed
Optical fiber connection to SX199 Optical Interface
Controller, provides connectivity to
GPIB, RS-232, & Ethernet
Parameter Specification
Temperature 0 C to 40 C, non-condensing
Power 40 W, 100 120 220 240 VAC, 50 60 Hz
Dimensions 17 W
Weight 23 lbs
Fuse Type 5MF, 5
General Information
input impedance
to f
min max
output impedance, 0 to 10 VDC
output impedance
output, 10 k
5 H 15 D
20 mm, "fast blow"
SR124 Analog Lock-In Amplifier
of range
pullup