Sensibly equivalent¶ to:
The PCC85 is a VHF double triode. These were used in band three television tuners as RF amplifiers and oscillators.
The construction is of two pressed metal box anodes separated by space and an electrostatic screen. Within the small box anode cavity is a flat cathode and close spaced grid.
The thin glass tube envelope is 20 mm in diameter and, excluding the B9A base pins, is 47 mm tall.
References: Data-sheet & 1040. Type PCC85 was first introduced in 1953.
Absolute Maximum Operating Conditions¶
Updated February 22, 2013. shape:thin.glass.tube construction:all.glass type:double.triode age:1950.1960 base:b9a heater:300ma pins:9 pin:1.a pin:2.g1 pin:3.k pin:4.h pin:5.h pin:6.a pin:7.g1 pin:8.k pin:9.s