NJ7P SQL Tube Database Query

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12DT8
High-Mu Twin Triode

EIA Base & Outline

Application

Source ........................................ RCA RC-29 - 1975
Miniature type used in radio and television receiver applications and in push-pull rf amplifiers or as frequency converter in FM tuners.

Source ........................................ RCA RC-29 - 1975
Requires miniature 9-contact socket. Except for heater and heater-cathode ratings, interelectrode capacitances, and basing arrangement, these types are identical with 12AT7.

Mechanical Data

Source ........................................ RCA RC-29 - 1975
Bulb .......................................... T-6 1/2
Base Type ..................................... Small Button 9-Pin
EIA Outline ................................... 6-2
EIA Base ...................................... 9DE
Cathode ....................................... Coated Unipotential
Mounting Position ............................. Any

Electrical Data

Source ........................................ RCA RC-29 - 1975
Heater Voltage ................................ 12.6 V
Heater Current ................................ 0.15 A

Source ........................................ RCA RC-29 - 1975
For other characteristics and typical operation, see 6DT8

If you are uncertain about the EIA designator for a particular tube please use the "Index" button to list all the tubes in the database. You can click on the designator for the closest tube.

(c) 1994-2021 by William A. Beech, NJ7P

Sat, 25 Mar 2023 20:01:58 -0700