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.

8000
Power Triode

EIA Base & Outline

EIA Base: 2N

Mechanical Data

EIA Base ...................................... 2N

Electrical Data

Heater Voltage ................................ 10 V
Heater Current ................................ 4.5 A

Direct Interelectrode Capacitances (approx)

Triode
Input ......................................... 5.0 pf
Output ........................................ 3.3 pf
Grid to Plate ................................. 6.4 pf

Maximum Ratings (Design Center Values)

Triode
Plate Voltage ................................. 2500 V
Plate Dissipation ............................. 175 W

Characteristics and Typical Operation

Class C Oscillator/Amplifier
Plate Voltage ................................. 2500 V
Grid No. 1 Voltage ............................ -240 V
Grid No. 1 Current ............................ 40 mA
Plate Current ................................. 300 mA
Driving Power ................................. 18 W
Power Output (approx) ......................... 575 W

Class C Modulated Amplifier (Plate)
Plate Voltage ................................. 2000 V
Grid No. 1 Voltage ............................ -370 V
Grid No. 1 Current ............................ 37 mA
Plate Current ................................. 250 mA
Driving Power ................................. 20 W
Power Output (approx) ......................... 380 W

GMA
Plate Voltage ................................. 2250 V
Grid No. 1 Voltage ............................ -265 V
Grid No. 1 Current ............................ 0 mA
Plate Current ................................. 100 mA
Driving Power ................................. 2.5 W
Power Output (approx) ......................... 75 W

Push Pull Class B Amplifier
Plate Voltage ................................. 2250 V
Grid No. 1 Voltage ............................ -130 V
Peak Grid No. 1 Voltage........................ 560 V
Plate Current (Zero Signal) ................... 65 mA
Plate Current (Maximum Signal) ................ 450 mA
Driving Power ................................. 7.9 W
Load Resistance ............................... 12K Ω
Power Output (approx) ......................... 725 W

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, 04 Oct 2022 00:03:10 -0700