NJ7P SQL Tube Database Query

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PL-6580
Power Triode

EIA Base & Outline

Mechanical Data

EIA Base ...................................... 5BK

Electrical Data

Heater Voltage ................................ 5.0 V
Heater Current ................................ 14.5 A

Direct Interelectrode Capacitances (approx)

Triode
Input ......................................... 7.6 pf
Output ........................................ 0.1 pf
Grid to Plate ................................. 3.9 pf

Maximum Ratings (Design Center Values)

Triode
Plate Voltage ................................. 4000 V
Plate Dissipation ............................. 400 W

Characteristics and Typical Operation

GG Class A Amplifier
Plate Voltage ................................. 4000 V
Grid No. 1 Voltage ............................ -110 V
Grid No. 1 Current ............................ 92 mA
Plate Current ................................. 350 mA
Driving Power ................................. 105 W
Power Output (approx) ......................... 1080 W

GG Class A Amplifier
Plate Voltage ................................. 2500 V
Grid No. 1 Voltage ............................ -70 V
Grid No. 1 Current ............................ 95 mA
Plate Current ................................. 350 mA
Driving Power ................................. 85 W
Power Output (approx) ......................... 660 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, 30 Jun 2022 15:57:44 -0700