Stanford Research Systems SR560 Low-Noise Voltage Preamplifier
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Stanford Research Systems SR560 is a low-noise voltage preamplifier with 4 nV/√Hz input noise, 1 MHz bandwidth, and variable gain to 50,000 for precision measurements.
Product details
| Model | SR560 |
| Manufacturer | Stanford Research Systems |
| Category | RF Amplifiers |
| Availability | Made to order |
Description
Overview
The Stanford Research Systems SR560 is a high-performance, low-noise voltage preamplifier designed for applications including low-temperature measurements, optical detection, and audio engineering. It features a differential front end with 4 nV/√Hz input noise, 100 MΩ input impedance, and fully floating inputs for maximum flexibility in grounding.
Key Features
- 4 nV/√Hz input noise with differential front end
- 1 MHz bandwidth with variable gain from 1 to 50,000
- AC or DC coupled operation
- Two configurable first-order RC filters (0.03 Hz to 1 MHz)
- Dual insulated output BNC connectors (600 Ω and 50 Ω)
- Up to 15 hours battery operation with automatic charging
- RS-232 interface for remote control
- TTL blanking input for gain control
Applications
- Low-temperature measurements and cryogenic applications
- Optical and photonic signal detection
- Audio engineering and signal processing
- Lock-in detection and noise-sensitive measurements
Specifications
| Input Noise | 4 nV/√Hz |
| Bandwidth | 1 MHz |
| Gain Range | 1 to 50,000 |
| Input Impedance | 100 MΩ |
| Output Impedance | 600 Ω and 50 Ω |
| Maximum Output | 10 Vpp |
| Filter Range | 0.03 Hz to 1 MHz |
| Battery Life | Up to 15 hours |
| Power Supply Outputs | ±12 VDC up to 200 mA |
| Interface | RS-232 at 9600 baud |
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Stanford Research Systems SR560 Low-Noise Voltage Preamplifier
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