NJ7P SQL Tube Database Query

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17DM4A
Half-Wave Vacuum Rectifier

EIA Base & Outline

EIA Base: 4CG

Substitute Data

Preferred Substitutes ......................... 17DQ4
Substitutes ................................... 17D4
Source ........................................ RCA RC-29 - 1975

Application

Glass octal type used as damper tube in horizontal-deflection circuits of television receivers. Requires octal socket.

Socket terminals 1, 2, 4 and 6 should not be used as tie points. This tube, like other power-handling tubes, should be adequately ventilated.

Mechanical Data

EIA Base ...................................... 4CG

Electrical Data

Heater Voltage ................................ 16.8 V
Heater Current ................................ 0.45 A

For other characteristics and typical operation, see 6DM4A

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Thu, 29 Sep 2022 01:22:02 -0700