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MW 31-15

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BrandMiniwatt-Dario
ClassTelevision Tube (CRT)
BaseDuodecal
Filament6.3V @ 0.3mA

Construction

Primary TypeElectromagnetic CRT
EnvelopeGlass
SectionsSingle

Filament / Heater

Heater NotesIndirectly heated; when series-fed, voltage must not exceed 8.5V during startup.

Absolute Maximum Ratings

Plate Voltage11000 V
Grid 2 Voltage470 V
Grid 1 Voltage-200 V
H-C Voltage150 V

Audio Performance

Key Features
  • Ion trap (piège à ions)
  • Permanent magnet ion trap
  • Electromagnetic concentration
  • Electromagnetic deflection

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Typical8000V----

Application Notes

The ion trap magnet position should be adjusted for maximum light output on the screen. The magnet arrow must point towards the anode terminal (a2). A NTC resistor is recommended for series filament chains.

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