Tube-number record
15000/1.5/6
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BrandSIEMENS
ClassMercury Vapor Rectifier
BaseSpecial / none
Construction
Primary TypeDiode
Rectifier TypeMercury Vapor
EnvelopeGlass
Base MaterialStandard with R6 Kap 04 top cap
Sections1
Filament / Heater
MaterialOxide
Warm-up Time30s
Absolute Maximum Ratings
Plate Voltage15000 V
Cathode Current1500 mA
Audio Performance
Key Features
- Directly heated
- Mercury filling
- Vertical mounting position
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Schaltung a (Single-way) | 4780 V | — | — | — | 3000 mA |
| Schaltung b | 9550 V | — | — | — | 3000 mA |
| Schaltung c | 7450 V | — | — | — | 4500 mA |
| Schaltung d | 14300 V | — | — | — | 4500 mA |
| Schaltung e | 7450 V | — | — | — | 9000 mA |
| Schaltung f | 6750 V | — | — | — | 6000 mA |
| Schaltung g | 13500 V | — | — | — | 6000 mA |
Application Notes
Recommended heating transformer with center tap and phase shift of 90 degrees +/- 30 degrees between anode and filament voltage.
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