Tube-number record
GL-6087
0 Tubes in archive
BrandGeneral Electric
ClassFull-Wave Rectifier
BaseOctal
Filament5 V @ 2000 mA
Construction
Primary TypeRectifier
Rectifier TypeHigh Vacuum
EnvelopeT-9 Glass
Base MaterialShort Intermediate-Shell Octal 5-pin
Sections2
Filament / Heater
Heater NotesCoated Unipotential Cathode
Absolute Maximum Ratings
Plate Voltage1400 V
Cathode Current125 mA
Audio Performance
Key Features
- Five-Star Tube
- High mechanical strength
- Heater-cathode construction designed to withstand intermittent operation
- Minimizes surge voltages during warm-up
- Reliable service in mobile and aircraft applications
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Capacitor Input Filter | 350 V | — | 130 | — | 125 mA |
| Choke Input Filter | 500 V | — | — | — | 125 mA |
Application Notes
The GL-6087 incorporates a unipotential cathode internally connected to the filament. Heating time is approximately the same as other heater-cathode tubes, minimizing surge voltages across filter capacitors. It is a replacement for the 5Y3-GT within rating limits.