1D4
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BrandRadiotron
ClassPower Amplifier Pentode
BaseMedium 5-Pin
Construction
Primary TypePentode
EnvelopeST-14
SectionsSingle
Filament / Heater
MaterialCoated
Absolute Maximum Ratings
Audio Performance
Key Features
- Coated filament
- Low voltage battery operation
Application Notes
Horizontal operation permitted if plane of filament is vertical. Maximum Ratings, Typical Operating Conditions, and Curves are the same as for Type 1L5-G.
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