NJ7P Tube Database Search

5676
Medium-Mu Triode

Base & Bulb ( GE - 1973)

Application

Subminiature type used as a general purpose amplifier of subminiature equipment. Requires either a subminiature socket or direct soldering of the wires from the tube to circuit components.

Mechanical Data

Bulb .......................................... T-2 x 3
Base .......................................... Inline Subminiature - Full Leads
Outline ....................................... 2-1
Maximum Seated Height ....................... 1.500 In.
Maximum Diameter ............................ 0.400 x 0.300 In.
EIA Base ...................................... 5676

Electrical Data

Filament Voltage .............................. 1.25 DC V
Filament Current .............................. 0.12 A

Direct Interelectrode Capacitances (approx)

Triode
Input ......................................... 1.3 pf
Output ........................................ 4.0 pf
Grid to Plate ................................. 2.0 pf

Maximum Ratings (Design Center Values)

Triode
Plate Voltage ................................. 135 V

Characteristics and Typical Operation

Class A Amplifier
Plate Voltage ................................. 135 V
Grid No. 1 Voltage ............................ -5.0 V
Amplification Factor .......................... 15
Transconductance .............................. 1600 µ
Plate Current ................................. 4.0 mA

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