Stanford Research Systems SR844 User Manual page 9

Connectors
Voltage Range
Update Rate
X, Y
θ
R, , Aux Inputs
X Noise, Y Noise
Connectors
Inputs
Type
Range
Resolution
Bandwidth
Outputs
Range
Resolution
Operating
Non-Operating
Furnished Accessories
Interfaces
Power
Dimensions
Weight
Warranty
CH1 and CH2 Outputs
Front Panel BNC.
±
10V full scale proportional to X, Y or CH1, CH2 displayed quantity.
±
11V full scale for phase
48 to 96 kHz
12 to 24 kHz
512 Hz
Aux Inputs and Outputs
Rear Panel BNC.
2
Ω
Differential with 1 M input impedance on both signal and shield.
±
10V
1/3 mV
3 kHz
2
±
10V
1 mV
Environmental Conditions
Temperature: +10°C to +40°C
(Specifications apply over +18°C to +28°C)
Relative Humidity: <90% Non-condensing
Temperature: –25°C to +65°C
Relative Humidity: <95% Non-condensing
General
Power Cord
Operating Manual
IEEE-488.2 and RS232 interfaces standard. All instrument functions
can be controlled and read through either interface.
70 Watts, 100/120/220/240 VAC, 50/60 Hz.
17" W x 5.25" H x 19.5" D
23 lb.
One year parts and labor on materials and workmanship.
Specifications
SR844 RF Lock-In Amplifier
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