NJ7P SQL Tube Database Query

A horizontal ribbon.

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A horizontal ribbon.

12AW6
Sharp-Cutoff Pentode

EIA Base & Outline

EIA Base: 7CM

Substitute Data

Substitutes ................................... 12BZ6
Source ........................................ RCA RC-15 - 1947

Application

Source ........................................ RCA RC-15 - 1947
Miniature type used as an rf or if amplifier up to 400 MHz in compact ac/dc FM receivers. Requires miniature 7-contact socket and may be mounted in any position.

Mechanical Data

Source ........................................ RCA RC-15 - 1947
Bulb .......................................... T-5 1/2
EIA Base ...................................... 7CM

Electrical Data

Source ........................................ RCA RC-15 - 1947
Heater Voltage ................................ 12.6 V
Heater Current ................................ 0.15 A

Direct Interelectrode Capacitances (approx)

Pentode
Source ........................................ RCA RC-15 - 1947
Input ......................................... 6.5 pf
Output ........................................ 1.5 pf
Grid to Plate ................................. 0.025 pf

Characteristics and Typical Operation

Class A Amplifier
Source ........................................ RCA RC-15 - 1947
Plate Voltage ................................. 250 V
Grid No. 2 Voltage ............................ 150 V
Grid No. 1 Voltage Derived from
Cathode Bias Resistor ...................... 200 Ω
Amplification Factor .......................... 42
Plate Resistance (approx) ..................... 800K Ω
Transconductance .............................. 5000 µMho
Plate Current ................................. 7 mA
Grid No. 2 Current ............................ 2 mA

A horizontal ribbon.

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A horizontal ribbon.

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Sat, 02 Jul 2022 22:35:50 -0700