Summary

The 6BL8 was originally designed for use as a mixer and oscillator in television tuners but it was also used widely in the other sections of black & white television receivers. Also known as an ECF80 in England and Europe. It has a 6.3 Volt indirectly heated cathode.
Manufacturer: Mullard England

Physical Description

Tubular glass bulb with exhaust tip on top ona nine pin miniature base.

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