Vf 1.8 Volts / If 0.35 Ampere / Direct / Battery = /
Codex erroneously notes for the filament 2V, 0.1A; but the predecessor LT1 has the same filament data 1.8V, 0.35A.
Production of these tubes was maintained well into the 1930s with a modern shape glass and base but maintaining the horizontal cylindrical form. This was one of the last types with this early structure.
- - Manufacturers Literature
Taschenbuch zum Röhren-Codex 1948/49
DER: own collection
DER: Banneitz, TB der drahtl. Teleph. 1927
Anonymous 15 Collector
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):20
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