Tube-number record
19EZ8
0 archive entries
BrandTung-Sol
ClassTriple Triode
BaseNoval (B9A)
Filament18.9 V @ 0.15 mA
Construction
Primary TypeTriode
EnvelopeGlass
Sections3
Filament / Heater
Heater NotesAC or DC
Absolute Maximum Ratings
Plate Voltage330 V
Plate Dissipation2 W
Grid 1 Voltage-50 V
H-C Voltage100 V
Audio Performance
Key Features
- High Mu
- Coated Unipotential Cathode
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Each Section | 125 V | 4200 | 14600 | 57 | 4.2 mA |
Application Notes
The cathodes of sections 1 and 2 have a common connection with one side of the heater. The cathode of section 3 is brought out to a separate base pin.
0 results