Search Results: Loktal

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Tube socket
Senin, 2026-06-01 10:44:22

the octal base, the B8G loctal base or lock-in base (sometimes spelled "loktal" — trademarked by Sylvania), was developed by Sylvania for ruggedized applications...

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RETMA tube designation
Minggu, 2025-11-09 20:22:04

letters, just 12 instead of 6. L as a first letter often indicates a lock-in (Loktal) tube. P as a second letter from the end indicates a CRT. S as a first letter...

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6SN7
Minggu, 2025-11-09 19:13:02

been offered over the years, including: 7N7 (Sylvania 1940, short-lived loktal-base version), 1633 (RCA 1941, also for 26-V radios), 12SX7 (RCA 1946, intended...

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1L6
Kamis, 2026-05-28 02:29:13

States by Sylvania. It is very similar electrically to its predecessors, the Loktal-based 1LA6 and 1LC6. Released in 1949 for the Zenith Trans-Oceanic shortwave...

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