Tube-number record
3EH7/XF183
0 archive entries
3EH7/XF183 is a tube type in the TubeDatabase archive (class: Pentode). Recorded specifications: brand Amperex, year 1960, construction Pentode, socket Noval (B9A), maximum plate voltage 250 V, and maximum plate dissipation 2.5 W. The archive does not yet hold a photographed example of this type.
BrandAmperex
ClassPentode
BaseNoval (B9A)
Filament3.4 V @ 600 mA
Construction
Primary TypePentode
EnvelopeT6 1/2
Sections1
Filament / Heater
Heater NotesControlled warm-up series string operation
Absolute Maximum Ratings
Plate Voltage250 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Characteristics | 200 V | 12500 | 500000 | — | 12 mA |
| Remote Cut-off Point 1 | 200 V | 1250 | — | — | — |
| Remote Cut-off Point 2 | 200 V | 625 | — | — | — |
Application Notes
Designed for use as an IF amplifier in television receivers. High variable transconductance enables simplified broad band amplifiers with high stability.
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