C8855 unit equivalent, usb interface compatible counting unit.
The C8855 is a counting unit with a USB interface and can be GCompatible with USB interface (Ver. 1.1) used as a photon counter when combined with a photon GCompatible w.
use the M8784 counting board also available from Hamamatsu.
* Time-resolved measurement (minimum resolution: 50 µs.
/ Value 1 ch TTL positive logic 8 ns or longer 50 Ω Double counter method 50 MHz 232 counts/counter gate Internal counter gate only 50 µs to 10 s (1, 2, 5 step) Software or external trigger TTL negative logic Open collector / 2 bits +5 V / 200 mA Max.
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