NJ7P SQL Tube Database Query

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2A7
Pentagrid Converter

EIA Base & Outline

EIA Base: 7CEIA Bulb: 12-6
Source ........................................ RCA RC-12 - 1934

Application

Source ........................................ RCA RC-12 - 1934
Glass type used in ac-operated receivers. Requires small seven-contact socket. Except for heater rating and its interelectrode capacitances, it is identical to 6A8.

Mechanical Data

Source ........................................ RCA RC-12 - 1934
Bulb .......................................... ST-12
EIA Outline ................................... 12-6
EIA Base ...................................... 7C
Mounting Position ............................. Any

Electrical Data

Source ........................................ RCA RC-12 - 1934
Heater Voltage ................................ 2.5 V
Heater Current ................................ 0.8 A

Source ........................................ RCA RC-12 - 1934
For other characteristics and typical operation, see 6A7

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Sun, 05 Feb 2023 20:29:24 -0700