Sensibly equivalent¶ to:
The 30L17 from Mullard is unusual in that it does not carry the Mullard designation code, PCC806 in this case. The 30L17 was a copy of a Mazda design, just as in earlier years the Mullard designs would be copied by others.
The 30L17 is a double triode with unusual connections. It was designed for cascode (series) operation in the front ends of television receivers.
The 30L17 is the frame grid version of the 30L15.
The thin glass tube envelope is 20 mm in diameter and, excluding the B9A base pins, is 47 mm tall.
Reference: 1040. Type 30L17 was first introduced in 1961.
Absolute Maximum Operating Conditions¶
Updated April 29, 2013.