Stanford SR551 高阻抗电压前置放大器 (×10, >1 TΩ input impedance)
制造商: Stanford Model: SR551 保障: 12 Month - 报价要求
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Input impedance: >1 TΩ
Inputs: Single-ended or differential
Input range: -4 V to +4 V
Gain: ×10
Gain accuracy: ±0.5 % at 1 kHz
Gain stability: ±25 ppm/°C (0°C to 40°C)
Bandwidth: 1 MHz (-3 dB)
Input bias current: <1 pA
Input voltage noise: 12 nV/√Hz at 1 kHz (typ.)
Input current noise: 0.6 fA/√Hz at 1 kHz (typ.)
CMRR: >90 dB at 1 kHz
Input offset voltage: <500 µV
Vos drift (typ.): 3 µV/°C (0°C to 40°C)
Output:
8 Vp (max), balanced differential,
10 mA (max), 50 Ω
Power: Supplied by SRS Lock-In Amplifier "Preamp Power" via control cable
Dimensions: 3.0" × 1.3" × 5.1" (WHL)
Weight: 1 lbs.
Temperature range: 0°C to 40°C
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