Digital Frequency Meter PFM200

Sinclair Radionics Ltd.; St. Ives (Cambridge)

  • Year
  • 1979
  • Category
  • Service- or Lab Equipment
  • Radiomuseum.org ID
  • 265008

Click on the schematic thumbnail to request the schematic as a free document.

 Technical Specifications

  • Number of Transistors
  • 9
  • Wave bands
  • Wave Bands given in the notes.
  • Power type and voltage
  • Batteries / addl. power jack / PP3: 1 x 9 / 9 Volt
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: Digital Frequency Meter PFM200 - Sinclair Radionics Ltd.; St.
  • Shape
  • Very small Portable or Pocket-Set (Handheld) < 8 inch.
  • Dimensions (WHD)
  • 6.2 x 3 x 1.25 inch / 157 x 76 x 32 mm
  • Notes
  • These devices were installed in a calculator type housing and were cheap for the time. The unit is powered by a battery (PP3 or equivalent type) or via an AC power adaptor.

    Measuring ranges:
    - A: 20 Hz - 10 MHz
    - B: 5 - 200 MHz.

    See Thurlby Thandar PFM200

    Note: manual mentions the ICL7216 as display driver, but that is a typo. This equipment has an 8 digit LED display (NSA1588A) and uses an ICM7216 LED driver.

  • Net weight (2.2 lb = 1 kg)
  • 0 lb 6 oz (0.375 lb) / 0.170 kg
  • Price in first year of sale
  • 53.00 GBP

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