KEYSIGHT E1420B 高性能更通用计数器

Frequency: 200 MHz (standard) 2.5 GHz (with option)

Resolution: 9 digits/s

VXI device type: Message based

Size: C

Slots: 1

Connectors: P1/2

Gate time: 1 ms to 99.99s in 1 ms steps

See the datasheet to choose suitable options

Datasheet