Tube-number record
21LU8
0 archive entries
21LU8 is a tube type in the TubeDatabase archive (class: Compactron Triode-Pentode). Recorded specifications: brand General Electric, year 1970, construction Multi-section, and socket Compactron. The archive does not yet hold a photographed example of this type.
BrandGeneral Electric
ClassCompactron Triode-Pentode
BaseCompactron
Filament21 V @ 450 mA
Construction
Primary TypeMulti-section
EnvelopeCompactron
Sections2
Filament / Heater
Heater NotesHeater current tolerance +/- 0.03 Amperes
Absolute Maximum Ratings
Audio Performance
Key Features
- Medium-mu triode
- Beam pentode
- Designed for vertical-deflection oscillator and amplifier applications
Application Notes
The 21LU8 is identical to the 6LU8 except for heater characteristics and ratings.
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