Sharp cutoff pentode designed for use in television receivers. Equivalent to the EF184. 6.3 volt indirectly heated cathode.
Manufactured for Mullard, Australia by Philips Industries, Hendon, South Australia, circa 1965.

ST 28681.1 and ST 28681.2 show differences in the same valve type as produced by different manufacturers.

Physical Description

9 pin miniature valve

More Information