Tube-number record
DL 65
0 archive entries
DL 65 is a tube type in the TubeDatabase archive (class: Output Pentode). Recorded specifications: brand Philips, construction Pentode, base Glass, socket Subminiature, maximum plate voltage 45 V, and maximum plate dissipation 0.025 W. The archive does not yet hold a photographed example of this type.
BrandPhilips
ClassOutput Pentode
BaseSubminiature
Construction
Primary TypePentode
EnvelopeGlass
Base MaterialGlass
SectionsSingle
Filament / Heater
MaterialThoriated Tungsten
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A | 22.5 V | 420 | 400000 | 9 | 0.475 mA |
Application Notes
The tube is specifically designed for hearing aids with parallel supply. Red spot indicates specific orientation or selection.
Datasheets
Datasheet: DL65.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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