SIM965 模拟滤波器非常适合需要贝塞尔或巴特沃斯滤波器的信号调节应用。贝塞尔滤波器提供清晰的阶跃响应（可忽略的过冲）和线性相位响应，而巴特沃斯滤波器提供通带平坦度和一些过冲。 从前面板可以选择高通或低通滤波。SIM965 SRS STANFORD 模拟滤波器测试

srs SIM980-1 MHz analog summing amplifier,

srs SIM9B2-SIM prototype kits，srs SIM9B2-SIM prototype kits 测试

srs SR470-Laser shutters & controllers,Introducing two new optical shutter systems from SRS-the SR470 Laser Shutter Controller and SR474 Four-Channel Laser Shutter Driver.

srs SR556-Current preamplifier 测试，The SR556 is a low-noise, high-bandwidth, fixed-gain current (trans-impedance) amplifier designed to work with SRS lockin amplifiers. Current amplifiers provide

srs SR445A-Quad 350 MHz preamplifier，The Model SR445A 350 MHz Preamplifier contains four wide-bandwidth, DC-coupled amplifiers, each with a gain of 5. The four channels may be used independently,

srs DB64-Coax delay with 0.5 ns resolution，The SRS Model DB64 Coax Delay Box provides switch-controlled delays from 0 to 63.5 ns with 0.5 ns resolution.

srs SR200-Gate scanner for SR250 and SR255，The SR200 Gate Scanner module is designed to automate waveform recovery with the SR250 and SR255 Gated Integrator modules.