Base: Octal K8A
Filament:
Description:
0Z4 and 0Z4G are primarily used for vibrator-type B-supply units of automobile receivers. Utilizes a starter electrode and an ionically heated cathode. RF filter circuits placed close to socket terminals are required to reduce rectifier noise. Shell of 0Z4 and external shield of 0Z4G should be grounded.
30 to 90mA dc current.
Intherchangeable with: 10E/7, CV692
