NJ7P SQL Tube Database Query

A horizontal ribbon.

Note: Please do not link down into my pages. I change this directory structure often and your links will not work correctly.

A horizontal ribbon.

6DA7
Dissimiliar Twin Triode

EIA Base & Outline

EIA Base: 9EFEIA Bulb: 6-3

Substitute Data

Substitutes ................................... 6DE7 6EW7
Source ........................................ GE - 1973

Mechanical Data

Source ........................................ GE - 1973
Bulb .......................................... T-6 1/2
EIA Outline ................................... 6-3
EIA Base ...................................... 9EF

Electrical Data

Source ........................................ GE - 1973
Heater Voltage ................................ 6.3 V
Heater Current ................................ 1.0 A

Maximum Ratings (Design Center Values)

Triode 1
Source ........................................ GE - 1973
Plate Voltage ................................. 300 V
Plate Dissipation ............................. 2.0 W

Triode 2
Source ........................................ GE - 1973
Plate Voltage ................................. 500 V
Plate Dissipation ............................. 6.0 W

Characteristics and Typical Operation

Vertical Oscillatorillator
Source ........................................ GE - 1973
Plate Voltage ................................. 250 V
Grid No. 1 Voltage ............................ -8.0 V
Amplification Factor .......................... 20
Plate Resistance (approx) ..................... 7700 Ω
Transconductance .............................. 2600 µMho
Plate Current ................................. 9.0 mA

Vertical Amplifier
Source ........................................ GE - 1973
DC Plate Supply Voltage ....................... 150 V
DC Grid No. 3 Voltage ......................... 1800 V
DC Grid No. 2 Voltage ......................... 0 V
Peak Negative-Pulse Grid No. 1 Voltage ........ -17.5 V
Average Cathode Current ....................... 40 mA

A horizontal ribbon.

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.

Please enter the tube number:

This database contains data on thousands of tubes. Every effort has been made to insure the accuracy of this reference, however, I assume no liability for the results of using information contained herein.

Other Tube Search Engines:
Frank's Electron Tube Pages

Complete Tube Manuals:
Tube Manual Index from NJ7P

A horizontal ribbon.

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

Tue, 29 Nov 2022 18:03:09 -0700