• Year
  • 1965 ?
  • Category
  • Service- or Lab Equipment
  • Radiomuseum.org ID
  • 328657
    • Brand: Micromesh tubes

 Technical Specifications

  • Wave bands
  • Wave Bands given in the notes.
  • Power type and voltage
  • Batteries / addl. power jack / 8 x 1.5 / 12 Volt
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Oscillator 74254-A - Standard Telephones and Cables
  • Dimensions (WHD)
  • 311 x 203 x 181 mm / 12.2 x 8 x 7.1 inch
  • Notes
  • Frequency range from 300 c/s to 300 kc/s. Dial indicates 300 to 3000. A range switch with factors x1, x10 and x100 produces three frequency ranges: 300 to 3000 c/s; 3 to 30 kc/s and 30 to 300 kc/s. 
    Output variable in 1 dB steps from 1 to -49 dB trough two attenuator controls: 0 to 40 dB in 10 dB steps; 0 to 9 dB in 1 dB steps.
    Impedance output: 75, 125, 140, 600 Ω.

  • Net weight (2.2 lb = 1 kg)
  • 5.4 kg / 11 lb 14.3 oz (11.894 lb)
  • Mentioned in
  • -- Original-techn. papers. (Electronic Engineering volume 37 year 1965)
  • Author
  • Model page created by Pier Antonio Aluffi. See "Data change" for further contributors.

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