Tube passed ALL tests. This is very important! We strive to make this happen! Logo worn as pictured.
Item Tag: Vacuum Tube
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3 – Bell & Howell 12AU7 Vacuum Tubes / Short Gray Plates – O Getters — KT1
Bell & Howell 12AU7. Tube Number: 12AU7. Make: Bell & Howell.
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LM Ericsson 5591 403B NOS Tube – Amplitrex Tested 3600Gm/72% – 1959 Sweden
LM Ericsson 5591 / 403B / 5654W Pair – NOS Swedish Military “Western Electric of the North” – Matched Pair. Type: 5591 (Premium High-Reliability 403B / 6AK5 / 5654W / EF95). While later manufacturers moved toward cost-cutting, these early-batch survivors feature.
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LM Ericsson 5591 403B NOS Tubes – ELITE PAIR – Amplitrex 4500Gm/90% – 1961
LM Ericsson 5591 / 403B / 5654W Pair – NOS Swedish Military “Western Electric of the North” – Matched Pair. Type: 5591 (Premium High-Reliability 403B / 6AK5 / 5654W / EF95). While later manufacturers moved toward cost-cutting, these early-batch survivors feature.
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Strong Western Electric Black Plate D Getter 403A / JW6AK5 Tube – 102
Tube passed ALL tests. This is very important! We strive to make this happen!
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Strong Western Electric Black Plate D Getter 403A – JW6AK5 Tube – 102
Tube passed ALL tests. This is very important! We strive to make this happen!