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Mullard Radio Valve Type PY33, by Mullard, Britain, 1960s

Inventory Number: 93858

93858-1t 93858-2t

Date: 1960s

Maker Details: Signed by Mullard.

Inscription: "MULLARD / PY33 / M BVA A / MADE IN / GREAT BRITAIN" printed on exterior surface of bulb.

Size: 105 mm in overall length (including base pins)

Materials: Glass, steel, plastic?, assorted metals.

Other Given Number(s): Christie's 216.


Mullard HT Rectifier Radio Valve (or Tube) Type PY33, without carton. For use with television receivers. Glass valve with black plastic? base, eight steel base pins and one black plastic? central base pin. Missing three steel base pins. Lower section of tube blackened, probably due to use. With BVA (British Radio Valve Manufacturers Association) logo stamp.

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