14Y7
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BrandRogers Majestic Electronics, Ltd.
ClassTriode-Hexode Frequency Converter
BaseE9-1
Filament14V @ 100mA
Construction
Primary TypeTriode-Hexode
EnvelopeT6 1/2
SectionsTwo
Filament / Heater
Heater Notes0.1 amp
Absolute Maximum Ratings
Plate Voltage250 V
Plate Dissipation1.5 W
Grid 2 Voltage250 V
Cathode Current10 mA
H-C Voltage150 V
Audio Performance
Key Features
- Coated unipotential cathode
- Triode-Hexode structure
- Frequency converter application
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Triode Section | 100V | 2800 | - | 22 | 10mA |
| Hexode Section Converter (100V Supply) | 100V | 530 | 1000000 | - | 1.2mA |
| Hexode Section Converter (170V Supply) | 170V | 670 | 1000000 | - | 2.1mA |
| Hexode Section Converter (200V Supply) | 200V | 750 | 1000000 | - | 3mA |
Application Notes
For the alternative of grid No.3 resistor, viz 47,000 ohms, the grid current should be adjusted to 100 pamps at a supply voltage of 100 volts and to 200 pamps at 170V or 200V.
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