CV378=GZ37 Mullard low hours/tests like new “”O”” getter halo 1967 (YG) some stains around top of glass – slightly tilted glass
51/40
51/40
Recommended for
– SET amps
– Allnic H-3000 phono
– Allnic 300B SET
– Art Audio 300B amp
– Art Audio PX25 amp
– DIY amps


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