6042
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BrandBRIMAR
ClassTrustworthy Double Triode
BaseOctal
Filament25V @ 150mA
Construction
Primary TypeDouble Triode
EnvelopeT-9
Sections2
Filament / Heater
Heater NotesHeaters of the two triode units are connected in series; failure of either renders both inoperative.
Absolute Maximum Ratings
Plate Voltage250 V
Plate Dissipation2.25 W
Grid 1 Voltage-100 V
H-C Voltage90 V
Audio Performance
Key Features
- Trustworthy operation
- Vibration resistant
- Mechanical shock resistant
- Unipotential cathode
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Each Section (Condition 1) | 100V | 2500 | 8000 | 20 | 10.6mA |
| Each Section (Condition 2) | 250V | 2200 | 9100 | 20 | 6.5mA |
Application Notes
Electrical characteristics are similar to the 6SN7GT, but maximum ratings have been reduced.
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