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.

4-1000A
Radial Beam Power Tetrode

EIA Base & Outline

EIA Base: 5BK
Source ........................................ Eimac DS 3/54

Mechanical Data

Source ........................................ Eimac DS 3/54
Base Type ..................................... 5-Pin Metal Shell
Maximum Overall Height ........................ 9-1/4 In.
Maximum Seated Height ......................... 8-3/8 In.
Maximum Diameter .............................. 4 In.
EIA Base ...................................... 5BK
Top Cap ....................................... Skirted Small C1-22
Cathode ....................................... Thoriated Tungsten
Mounting Position ............................. Vertical Base Up or Down

Electrical Data

Source ........................................ Eimac DS 3/54
Filament Voltage .............................. 7.5 V
Filament Current .............................. 21 A

Direct Interelectrode Capacitances (approx)

Tetrode
Source ........................................ Eimac DS 3/54
Input ......................................... 27.2 pf
Output ........................................ 7.6 pf
Grid to Plate ................................. 0.24 pf

Maximum Ratings (Design Center Values)

Tetrode (Class C Amplifier) [CCS]
Source ........................................ Eimac DS 3/54
Plate Voltage ................................. 6000 V
Grid No. 2 Voltage ............................ 1000 V
Negative Grid No. 1 Voltage ................... 500 V
Plate Dissipation ............................. 1000 W
Grid No. 2 Dissipation ........................ 75 W
Plate Current ................................. 700 mA
Bulb Temperature (At Hottest Point) ........... 200 °C

Tetrode (Plate Modulated Class C Amplifier) [CCS]
Source ........................................ Eimac DS 3/54
Plate Voltage ................................. 5000 V
Grid No. 2 Voltage ............................ 1000 V
Negative Grid No. 1 Voltage ................... 500 V
Plate Dissipation ............................. 670 W
Grid No. 2 Dissipation ........................ 75 W
Plate Current ................................. 600 mA
Bulb Temperature (At Hottest Point) ........... 200 °C

Tetrode (Class AB1 or AB2 Amplifier) [CCS]
Source ........................................ Eimac DS 3/54
Plate Voltage ................................. 6000 V
Grid No. 2 Voltage ............................ 1000 V
Plate Dissipation ............................. 1000 W
Grid No. 2 Dissipation ........................ 75 W
Plate Current ................................. 700 mA
Grid No. 1 Circuit Resistance
Fixed Bias ................................. 250K Ω
Bulb Temperature (At Hottest Point) ........... 200 °C

Characteristics and Typical Operation

Class C Amplifier [CCS]
Source ........................................ Eimac DS 3/54
Plate Voltage ................................. 3000 V
Grid No. 2 Voltage ............................ 500 V
Grid No. 1 Voltage ............................ -150 V
Peak Grid No. 1 Voltage........................ 290 V
Grid No. 1 Current ............................ 38 mA
Plate Current ................................. 700 mA
Grid No. 2 Current ............................ 146 mA
Driving Power ................................. 11 W
Power Output (approx) ......................... 1430 W
Maximum Frequency ............................. 110 MHz

Class C Amplifier [CCS]
Source ........................................ Eimac DS 3/54
Plate Voltage ................................. 4000 V
Grid No. 2 Voltage ............................ 500 V
Grid No. 1 Voltage ............................ -150 V
Peak Grid No. 1 Voltage........................ 290 V
Grid No. 1 Current ............................ 39 mA
Plate Current ................................. 700 mA
Grid No. 2 Current ............................ 137 mA
Driving Power ................................. 12 W
Power Output (approx) ......................... 2100 W
Maximum Frequency ............................. 110 MHz

Class C Amplifier [CCS]
Source ........................................ Eimac DS 3/54
Plate Voltage ................................. 5000 V
Grid No. 2 Voltage ............................ 500 V
Grid No. 1 Voltage ............................ -200 V
Peak Grid No. 1 Voltage........................ 355 V
Grid No. 1 Current ............................ 45 mA
Plate Current ................................. 700 mA
Grid No. 2 Current ............................ 147 mA
Driving Power ................................. 16 W
Power Output (approx) ......................... 2810 W
Maximum Frequency ............................. 110 MHz

Class C Amplifier [CCS]
Source ........................................ Eimac DS 3/54
Plate Voltage ................................. 6000 V
Grid No. 2 Voltage ............................ 500 V
Grid No. 1 Voltage ............................ -200 V
Peak Grid No. 1 Voltage........................ 350 V
Grid No. 1 Current ............................ 42 mA
Plate Current ................................. 700 mA
Grid No. 2 Current ............................ 140 mA
Driving Power ................................. 15 W
Power Output (approx) ......................... 3400 W
Maximum Frequency ............................. 110 MHz

Push Pull Class C Amplifier (110 MHz) [CCS]
Source ........................................ Eimac DS 3/54
Plate Voltage ................................. 4000 V
Grid No. 2 Voltage ............................ 450 V
Grid No. 1 Voltage ............................ -150 V
Grid No. 1 Current ............................ 80 mA
Plate Current ................................. 1150 mA
Grid No. 2 Current ............................ 280 mA
Driving Power ................................. 350 W
Power Output (approx) ......................... 3000 W
Maximum Frequency ............................. 110 MHz

Push Pull Class C Amplifier (110 MHz) [CCS]
Source ........................................ Eimac DS 3/54
Plate Voltage ................................. 4000 V
Grid No. 2 Voltage ............................ 500 V
Grid No. 1 Voltage ............................ -160 V
Grid No. 1 Current ............................ 80 mA
Plate Current ................................. 1250 mA
Grid No. 2 Current ............................ 240 mA
Driving Power ................................. 400 W
Power Output (approx) ......................... 4200 W
Maximum Frequency ............................. 110 MHz

Push Pull Class C Amplifier (110 MHz) [CCS]
Source ........................................ Eimac DS 3/54
Plate Voltage ................................. 4000 V
Grid No. 2 Voltage ............................ 500 V
Grid No. 1 Voltage ............................ -180 V
Grid No. 1 Current ............................ 100 mA
Plate Current ................................. 1250 mA
Grid No. 2 Current ............................ 250 mA
Driving Power ................................. 400 W
Power Output (approx) ......................... 5200 W
Maximum Frequency ............................. 110 MHz

Plate Modulated Class C Amplifier [CCS]
Source ........................................ Eimac DS 3/54
Plate Voltage ................................. 3000 V
Grid No. 2 Voltage ............................ 500 V
Grid No. 1 Voltage ............................ -200 V
Peak Grid No. 1 Voltage........................ 340 V
Grid No. 1 Current ............................ 12 mA
Plate Current ................................. 600 mA
Grid No. 2 Current ............................ 145 mA
Driving Power ................................. 12 W
Power Output (approx) ......................... 1390 W
Maximum Frequency ............................. 110 MHz

Plate Modulated Class C Amplifier [CCS]
Source ........................................ Eimac DS 3/54
Plate Voltage ................................. 4000 V
Grid No. 2 Voltage ............................ 500 V
Grid No. 1 Voltage ............................ -200 V
Peak Grid No. 1 Voltage........................ 335 V
Grid No. 1 Current ............................ 11 mA
Plate Current ................................. 600 mA
Grid No. 2 Current ............................ 132 mA
Driving Power ................................. 12 W
Power Output (approx) ......................... 1910 W
Maximum Frequency ............................. 110 MHz

Plate Modulated Class C Amplifier [CCS]
Source ........................................ Eimac DS 3/54
Plate Voltage ................................. 5000 V
Grid No. 2 Voltage ............................ 500 V
Grid No. 1 Voltage ............................ -200 V
Peak Grid No. 1 Voltage........................ 335 V
Grid No. 1 Current ............................ 11 mA
Plate Current ................................. 600 mA
Grid No. 2 Current ............................ 130 mA
Driving Power ................................. 12 W
Power Output (approx) ......................... 2440 W
Maximum Frequency ............................. 110 MHz

Plate Modulated Class C Amplifier [CCS]
Source ........................................ Eimac DS 3/54
Plate Voltage ................................. 5500 V
Grid No. 2 Voltage ............................ 500 V
Grid No. 1 Voltage ............................ -200 V
Peak Grid No. 1 Voltage........................ 325 V
Grid No. 1 Current ............................ 9 mA
Plate Current ................................. 600 mA
Grid No. 2 Current ............................ 105 mA
Driving Power ................................. 12 W
Power Output (approx) ......................... 2630 W
Maximum Frequency ............................. 110 MHz

Push Pull Class AB1 Amplifier [CCS]
Source ........................................ Eimac DS 3/54
Plate Voltage ................................. 4000 V
Grid No. 2 Voltage ............................ 1000 V
Grid No. 1 Voltage ............................ -115 V
Peak Grid No. 1 Voltage........................ 230 V
Grid No. 1 Current ............................ 0 mA
Plate Current (Zero Signal) ................... 300 mA
Plate Current (Maximum Signal) ................ 1050 mA
Grid No. 2 Current (Zero Signal) .............. 0 mA
Grid No. 2 Current (Maximum Signal) ........... 60 mA
Driving Power ................................. 0 W
Load Resistance ............................... 7K Ω
Power Output (approx) ......................... 2340 W

Push Pull Class AB1 Amplifier [CCS]
Source ........................................ Eimac DS 3/54
Plate Voltage ................................. 5000 V
Grid No. 2 Voltage ............................ 1000 V
Grid No. 1 Voltage ............................ -125 V
Peak Grid No. 1 Voltage........................ 250 V
Grid No. 1 Current ............................ 0 mA
Plate Current (Zero Signal) ................... 240 mA
Plate Current (Maximum Signal) ................ 1000 mA
Grid No. 2 Current (Zero Signal) .............. 0 mA
Grid No. 2 Current (Maximum Signal) ........... 60 mA
Driving Power ................................. 0 W
Load Resistance ............................... 10K Ω
Power Output (approx) ......................... 3100 W

Push Pull Class AB1 Amplifier [CCS]
Source ........................................ Eimac DS 3/54
Plate Voltage ................................. 6000 V
Grid No. 2 Voltage ............................ 1000 V
Grid No. 1 Voltage ............................ -135 V
Peak Grid No. 1 Voltage........................ 270 V
Grid No. 1 Current ............................ 0 mA
Plate Current (Zero Signal) ................... 200 mA
Plate Current (Maximum Signal) ................ 950 mA
Grid No. 2 Current (Zero Signal) .............. 0 mA
Grid No. 2 Current (Maximum Signal) ........... 64 mA
Driving Power ................................. 0 W
Load Resistance ............................... 14K Ω
Power Output (approx) ......................... 3840 W

Push Pull Class AB2 Amplifier [CCS]
Source ........................................ Eimac DS 3/54
Plate Voltage ................................. 4000 V
Grid No. 2 Voltage ............................ 500 V
Grid No. 1 Voltage ............................ -60 V
Peak Grid No. 1 Voltage........................ 140 V
Plate Current (Zero Signal) ................... 300 mA
Plate Current (Maximum Signal) ................ 1200 mA
Grid No. 2 Current (Zero Signal) .............. 0 mA
Grid No. 2 Current (Maximum Signal) ........... 95 mA
Driving Power ................................. 5.5 W
Load Resistance ............................... 7K Ω
Power Output (approx) ......................... 3000 W

Push Pull Class AB2 Amplifier [CCS]
Source ........................................ Eimac DS 3/54
Plate Voltage ................................. 5000 V
Grid No. 2 Voltage ............................ 500 V
Grid No. 1 Voltage ............................ -70 V
Peak Grid No. 1 Voltage........................ 145 V
Plate Current (Zero Signal) ................... 200 mA
Plate Current (Maximum Signal) ................ 1100 mA
Grid No. 2 Current (Zero Signal) .............. 0 mA
Grid No. 2 Current (Maximum Signal) ........... 90 mA
Driving Power ................................. 5.5 W
Load Resistance ............................... 11K Ω
Power Output (approx) ......................... 3800 W

Push Pull Class AB2 Amplifier [CCS]
Source ........................................ Eimac DS 3/54
Plate Voltage ................................. 6000 V
Grid No. 2 Voltage ............................ 500 V
Grid No. 1 Voltage ............................ -75 V
Peak Grid No. 1 Voltage........................ 130 V
Plate Current (Zero Signal) ................... 150 mA
Plate Current (Maximum Signal) ................ 950 mA
Grid No. 2 Current (Zero Signal) .............. 0 mA
Grid No. 2 Current (Maximum Signal) ........... 65 mA
Driving Power ................................. 4.7 W
Load Resistance ............................... 15K Ω
Power Output (approx) ......................... 3900 W

Grounded Grid Amplifier
Source ........................................ Eimac DS 3/54
Plate Voltage ................................. 3000 V
Grid No. 2 Voltage ............................ 0 V
Grid No. 1 Voltage ............................ 0 V
Grid No. 1 Current ............................ 170 mA
Plate Current (Zero Signal) ................... 100 mA
Plate Current (Maximum Signal) ................ 700 mA
Grid No. 2 Current ............................ 105 mA
Driving Power ................................. 130 W
Load Resistance ............................... 2.5K Ω
Power Output (approx) ......................... 1475 W

Notes

Source ........................................ Eimac DS 3/54
1. Screen requires 250 Vpp AF for 100% plate modulation.

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, 30 Jun 2022 06:58:02 -0700