Mobile transmitter

The Minimitter Company; London

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  • Year
  • 1961 ?
  • Category
  • Amateur Transmitter (only)
  • Radiomuseum.org ID
  • 304444

 Technical Specifications

  • Number of Tubes
  • 7
  • Wave bands
  • Short Wave (SW only)
  • Power type and voltage
  • Batteries / addl. power jack / 12.6 and 200-300 Volt
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Mobile transmitter - The Minimitter Company; London
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 8.25 x 5 x 7 inch / 210 x 127 x 178 mm
  • Notes

  • Small 3-band transmitter designed for operation in a vehicle.

    1.8, 3.5 and 7 MHz amateur bands.
    VFO or crystal control.
    (Insertion of a crystal into the panel socket disables the VFO)
    Max power input 20W.

    Series tuned VFO feeding a tuned buffer stage driving two tetrodes in parallel. Pi-section output circuit. All intermediate circuits are broadband tuned.

    Anode and screen modulation of the RF amplifier by two tetrode valves in push-pull driven by a two stage preamplifier with input for a crystal microphone.

    A mobile control box to control the transmitter from the driver's seat provides input and output monitoring, HT control, netting switch and aerial changeover relay.
    Control box dimensions: 7 x 3 x 3 ins (178 x 76.2 x 76.2 mm)

    Power requirements 200-300v DC at 100 mA and 12.6v at 2A.

    Manufacturers notes on this transmitter indicate the use of 4 x NAQ5 valves but it is believed they had intended to use 6AQ5 valves.

  • Net weight (2.2 lb = 1 kg)
  • 5 lb (5 lb 0 oz) / 2.270 kg
  • Author
  • Model page created by Bruce Taylor. See "Data change" for further contributors.

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