Frequency Meter TF200

Thurlby Thandar Instruments

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  • Year
  • 1985 ?
  • Category
  • Service- or Lab Equipment
  • Radiomuseum.org ID
  • 252303
    • alternative name: Thandar Electronics || TTI

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Wave bands
  • - without
  • Power type and voltage
  • Line / Batteries (any type) / 117; 220; 240 / C: 6 x 1,5 Volt
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Various materials
  • from Radiomuseum.org
  • Model: Frequency Meter TF200 - Thurlby Thandar Instruments
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 255 x 150 x 50 mm / 10 x 5.9 x 2 inch
  • Notes

  • Frequency Meter TF200.

    Input A: 10Hz to 20MHz. Sensitivity 20mV 10Hz-20Hz, 10mV >20Hz. AGC from 10mV rms to 350mV rms then diode clipping. Impedance 1Mohm in parallel with 25pF.

    Input B: 15MHz to over 200MHz. Sensitivity 10mV <100MHz, 30mV >100MHz. 50 ohm impedance.

    Readout: Eight digit on LCD display.

    Timebase: 4MHz crystal oscillator, stability better than 3ppm 18˚C to 28˚C.

    Gate times: 0.01 to 100s in five switched decades.
    Time between frequency measurements: 400ms.

    Facility for external clock: 1MHz at 2 to 5V peak to peak sine or square wave.
    Net weight with 6 alkaline 'C' cells is 1.2kg

     

     

     

  • Net weight (2.2 lb = 1 kg)
  • 0.8 kg / 1 lb 12.2 oz (1.762 lb)
  • Author
  • Model page created by Gwyn Griffiths. See "Data change" for further contributors.

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