NJ7P SQL Tube Database Query

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8083
Metal-Ceramic Triode

EIA Base & Outline

Application

The 8083 is a high-mu triode of ceramic-and-metal planar construction primarily intended for radio-frequency amplifier service from low frequencies into the UHF range.

Mechanical Data

Electrical Data

Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.24 A

Direct Interelectrode Capacitances (approx)

Triode
Input ......................................... 1.8 pf
Output ........................................ 0.032 pf
Grid to Plate ................................. 1.2 pf

Maximum Ratings (Design Center Values)

Triode
Plate Voltage ................................. 250 V
Plate Dissipation ............................. 1.1 W

Characteristics and Typical Operation

Class A Amplifier
Plate Voltage ................................. 150 V
Grid No. 1 Voltage Derived from
Cathode Bias Resistor ...................... 910 Ω
Amplification Factor .......................... 94
Plate Resistance (approx) ..................... 9000 Ω
Transconductance .............................. 10500 µ
Plate Current ................................. 7.2 mA

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, 11 Aug 2022 13:15:41 -0700