For your consideration is one Mullard 5AR4 GZ34 Labeled for GE.
Item Tag: 5AR4 GZ34
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ARS 5AR4/GZ34 Grey plate rectifier tube 100 each side NIB NOS!
I back my tubes up. The pictures shows a Mullard 5AR4/GZ34 Grey plate rectifier tube 100 each side NIB NOS! These are well regarded early Chinese production. Price reflects demand. Tube Tester Scale reads.
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Amperex Bugle Boy GZ34 5AR4 Tube TV7 Tested 95 To 100%
This is a 5AR4 GZ34 Amperex Bugle Boy Audio Tube. It has the Blackburn Factory codes of f32 B3I2. It tested strong to NOS 95 to 100% on my calibrated Hickok TV7 tube tester with scores of 59/59 matching sides. Minimum value would be 40/40 so this tube is in great shape and strong.
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Philips 5AR4/GZ34 Rectifier – DD-Getter – f32 X9F – 1959 Holland – Very Strong
Location/Date code X9F (visible on glass – see pics): X is Sittard Holland Factory, 9 is 1959, and F is June. The batch code, location/date code, tube construction, and specifications verify its identity.