NJ7P SQL Tube Database Query

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5A6
Beam Pentode

EIA Base & Outline

Mechanical Data

Bulb .......................................... T-6 1/2
EIA Outline ................................... 6-4

Electrical Data

Heater Voltage ................................ 5/2.5 V
Heater Current ................................ 0.23/0.46 A

Direct Interelectrode Capacitances (approx)

Pentode
Input ......................................... 8.5 pf
Output ........................................ 9.5 pf
Grid to Plate ................................. 0.1 pf

Maximum Ratings (Design Center Values)

Pentode
Plate Voltage ................................. 150 V
Grid No. 2 Voltage ............................ 150 V
Plate Dissipation ............................. 5 W
Grid No. 2 Dissipation ........................ 2 W

Characteristics and Typical Operation

Class B Amplifier
Plate Voltage ................................. 150 V
Grid No. 2 Voltage ............................ 150 V
Grid No. 1 Voltage ............................ -15 V
Plate Current ................................. 40 mA
Grid No. 2 Current ............................ 7 mA
Power Output (approx) ......................... 2.8 W

Class C Amplifier
Plate Voltage ................................. 150 V
Grid No. 2 Voltage ............................ 150 V
Grid No. 1 Voltage ............................ -24 V
Plate Current ................................. 40 mA
Grid No. 2 Current ............................ 11 mA
Power Output (approx) ......................... 3.1 W

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.

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

Thu, 02 Feb 2023 03:35:14 -0700