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FERNSEH · 27th Aug 2017, 7:54 pm

A number of Mazda valves were marketed by Mullard Ltd and were given pro-electron type numbers. Examples: KY80 = U26, PL302 = 30P19, PY301 = U191. All these valves were made by Mazda and have a unique symbol on the bulb to indicate the valves were sourced from third parties.

DFWB.

27th Aug 2017, 7:54 pm	#91
FERNSEH Dekatron Join Date: Mar 2005 Location: Gateshead, Tyne and Wear, UK. Posts: 7,444	Re: Pilot PT650 "Spacemaker" Television A number of Mazda valves were marketed by Mullard Ltd and were given pro-electron type numbers. Examples: KY80 = U26, PL302 = 30P19, PY301 = U191. All these valves were made by Mazda and have a unique symbol on the bulb to indicate the valves were sourced from third parties. DFWB.