C3M Valvo branded Philips NOS early 1960's (24ma)

1 tube) C3M Valvo branded Philips NOS 1961 in Philips Miniwatt box (24ma)

Vplate=150V, Vscreen=150V, Vgrid=-3V (Good Iplate range 20-30ma)

(10,000 hour Special Quality petode designed for AF and RF circuits)
(Good driver tube for 300B amplifier, see Glass Audio Issue 1/98, page 18)

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