Stanford SR445A 前置放大器 (350 MHz)

Amplifier channels: 4

Inputs and outputs: 50 Ω (DC coupled)

Bandwidth: DC to 350 MHz (-3 dB)

Rise/fall time: 1 ns (single channel)

Voltage gain: 5 per channel (up to 4 channels can be cascaded)

Input noise: 6.4 nV/√Hz

Operating range:

Inputs: ±200 mV

Outputs: ±1.0 V

Propagation delay: 2.7 ns per channel

Recovery time: 3 ns for a 10× overload

Input protection: ±50 V for <1 ms

Output clamp: ±1.6 V

Output overload detect: ±1.3 V

Crosstalk: -60 dB

Operating temperature: 0 °C to 40 °C, non-condensing

Dimensions: 8.3" × 1.5" × 8.0" (WHL)

Power: 10 W, 100/120/220/240 VAC, 50/60 Hz