Tube-number record
XF183/3EH7
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BrandIBRAPE/MINIWATT
ClassPentode
Filament— V @ 300 mA
Construction
Primary TypePentode
Sections1
Filament / Heater
Warm-up Time11s
Heater NotesIndireto por A.C. ou D.C., alimentação em série
Absolute Maximum Ratings
Plate Voltage250 V
Grid 2 Voltage250 V
Cathode Current20 mA
H-C Voltage150 V
Audio Performance
Key Features
- frame grid
- variable transconductance
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Characteristics | 200 V | 12500 | 500000 | — | 12 mA |
| Functioning Point 1 | 200 V | 12500 | — | — | — |
| Functioning Point 2 | 200 V | 1250 | — | — | — |
Application Notes
Pentodo com transcondutancia variavel para uso como amplificadora de F.I. em receptores de televisão.
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