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Sensibly equivalent to:
GS10C/S GS10C Z502S
See also:
Gas Filled Counting Tubes
Extras ▼


The CV2325 counter indicator is a cold cathode device that is viewed through an end window. The trade name for these counters is Dekatron and the commercial equivalent for this tube is the GS10C.
The guide wires allow a bi-directional count at up to 4 kHz.
The base pins, locating lug and contact spigot. The central base connection is to the common anode.
The glowing orange discharge is passed from cathode to cathode by guide wires and after 10 pulses an output pulse is generated.
The end window envelope is 32 mm in diameter and, excluding the special base pins, is 71 mm tall.
References: Data-sheet & 3002. Type CV2325 was first introduced in 1959. See also 1959 adverts.


Absolute Maximum Operating Conditions
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated October 29, 2015.
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