CV2479 noise tube
This is a gas filled, low current noise tube.
*: The value quoted is that which is obtained with Ia = 35mA. It is essential that the energy available for striking the tube exceeds the minimum value of 2 x 10-3 joules.
**: Given as a reference to thermal noise at 17°C.
***: The EVS sheet says 'charge' here but change sounds more likely.
The heater/cathode connection is indicated by a white spot.
This file was last modified23:10:23, Wednesday February 23, 2022