Tube-number record
6DS4
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BrandRCA
ClassHigh-Mu Triode
BaseSubminiature
Filament6.3 V @ 135 mA
Construction
Primary TypeTriode
EnvelopeMetal Shell MT4
Base MaterialCeramic
Sections1
Filament / Heater
Heater NotesHeater voltage (AC or DC) tolerance ±0.6 volts
Absolute Maximum Ratings
Plate Voltage135 V
Plate Dissipation1.5 W
Grid 1 Voltage-55 V
Cathode Current15 mA
H-C Voltage100 V
Audio Performance
Key Features
- Nuvistor Type
- Extended Cutoff Characteristic
- Neutralized RF-Amplifier
- Improved Weak-Signal-Area Reception
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A1 Amplifier | 110 V | 9000 | 7000 | 63 | 6.5 mA |
| Typical Operation 2 | 70 V | 12500 | 5440 | 68 | 7 mA |
Application Notes
For use as Grounded-Cathode, Neutralized RF-Amplifier Tube in Tuners of VHF Television and FM Receivers.
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