超導單光子偵測器（SSPD）

System specifications

- Timing jitter: ≤ 45 ps

- Dark counts rate: ≤ 10 cps

- Counting rate: ≥ 100 MHz (Dead time ≤ 10 ns)

- No afterpulsing

- Fiber coupling (no misalignment)

- Operation in a continuous mode

General parameters

- Number of channels: 1-4

- Fiber: SMF 28e

- Original output voltage: ≤ 150 mV

- Possible types of output voltage: TTL, ECL, LVDS

- Electrical connection: SMA

- Driver interface: USB, LabVIEW