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.

RK56
Power Tetrode

EIA Base & Outline

EIA Base: 5AW

Mechanical Data

EIA Base ...................................... 5AW

Electrical Data

Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.55 A

Direct Interelectrode Capacitances (approx)

Tetrode
Input ......................................... 10 pf
Output ........................................ 9 pf
Grid to Plate ................................. 0.2 pf

Maximum Ratings (Design Center Values)

Tetrode
Plate Voltage ................................. 300 V
Grid No. 2 Voltage ............................ 300 V
Plate Dissipation ............................. 8 W
Grid No. 2 Dissipation ........................ 4.5 W

Characteristics and Typical Operation

Class C Amplifier
Plate Voltage ................................. 400 V
Grid No. 2 Voltage ............................ 300 V
Grid No. 1 Voltage ............................ -40 V
Grid No. 1 Current ............................ 1.6 mA
Plate Current ................................. 62 mA
Grid No. 2 Current ............................ 12 mA
Driving Power ................................. 0.1 W
Power Output (approx) ......................... 12.5 W

Class C Modulated Amplifier (Plate)
Plate Voltage ................................. 250 V
Grid No. 2 Voltage ............................ 200 V
Grid No. 1 Voltage ............................ -40 V
Grid No. 1 Current ............................ 1.6 mA
Plate Current ................................. 50 mA
Grid No. 2 Current ............................ 10 mA
Driving Power ................................. 0.28 W
Power Output (approx) ......................... 8.5 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

Thu, 18 Aug 2022 10:13:18 -0700