Tube-number record
YL 1260
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YL 1260 is a tube type in the TubeDatabase archive (class: High-slope Power Pentode). Recorded specifications: brand Telefunken, construction Pentode, base Metal, socket Special / none, maximum plate voltage 1500 V, and maximum plate dissipation 250 W. The archive does not yet hold a photographed example of this type.
BrandTelefunken
ClassHigh-slope Power Pentode
BaseSpecial / none
Filament12.6 V @ 2.3 mA
Construction
Primary TypePentode
EnvelopeHard Glass
Base MaterialMetal
SectionsSingle
Filament / Heater
Heater NotesIndirectly heated, parallel supply
Absolute Maximum Ratings
Plate Voltage1500 V
Plate Dissipation250 W
Grid 2 Voltage400 V
Grid 1 Voltage-75 V
Cathode Current800 mA
H-C Voltage100 V
Audio Performance
Power Output220 W
Key Features
- Steile Leistungspentode
- Schattengitter
- Hartglastechnik
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Measurement Conditions | 600 V | 45000 | 5500 | 8 | 400 mA |
| AB1 - Single Sideband Transmitter (30 MHz) | 1000 V | — | 500 | — | 570 mA |
Application Notes
Used for transmitter output stages, chain amplifiers, broadband amplifiers, TV video stages, AF power amplifiers, and electronically regulated power supplies.
Datasheets
Datasheet: YL1260.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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