Tube-number record
TAL5
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TAL5 is a tube type in the TubeDatabase archive (class: High-performance output pentode). Recorded specifications: brand Tungsram, construction Pentode, maximum plate voltage 550 V, and maximum plate dissipation 18 W. The archive does not yet hold a photographed example of this type.
BrandTungsram
ClassHigh-performance output pentode
Filament4 V @ 2100 mA
Construction
Primary TypePentode
EnvelopeDom-Kolben
Sections1
Filament / Heater
Heater NotesIndirectly heated
Absolute Maximum Ratings
Plate Voltage550 V
Plate Dissipation18 W
Grid 2 Voltage250 V
Cathode Current90 mA
Audio Performance
Power Output7.7 W
Key Features
- Indirekt geheizte Hochleistungs-Endpentode
- Dom-Kolben
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Single-ended Class A | 250 V | 7000 | — | — | 72 mA |
Application Notes
For Push-Pull Class A: Load Anode-to-Anode 4000 Ohms, common cathode resistor 145 Ohms. For Push-Pull Class B: Load Anode-to-Anode 4000 Ohms, fixed bias -21.5 V.
Datasheets
Datasheet: TAL5.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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