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FD-853 - Promax Frequency Counters


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  • Model: FD-853
  • Manufactured by: Promax
  • Max. Freq.: 3.0GHz
  • Freq. Resolution [Digits]: 9
  • Measurements: Frequency, Period, Voltage
  • Extra Specifications: Frequency counter

The model FD-853 is an RF Frequency Counter designed for system and bench use with max 9 digits resolution, featuring RS-232C and GPIB interfaces with full remote control capability. The frequency range is from 10 Hz to 3 GHz and high resolution measurements are possible. It is also equipped with the measurement functions for period and peak voltage with auto trigger and auto limiting testing. The model FD-853 is designed for use in R&D and production lines such as cellular phone, personal radios, and other communication products.

  • Wide frequency range
    • CH1: 10 Hz ~ 220 MHz
    • CH2: 100 MHz ~ 3 GHz
  • High resolution and high speed measurement using expanding reciprocal technique
  • Possible to measure the period, peak voltage
  • Select the trigger level (Auto/Manual)
  • Built in auto limit testing
  • Save and recall function
  • Interface to RS-232, GPIB (option1: GPIB)
  • Soft rubber key
  • Bright, easy to view display using VFD
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