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Starting From US$ 1,406

Typical Configuration  

Typical Configuration

53230A Universal Counter/Timer, 350MHz,12 digits/s, 20ps, LAN, USB,GPIB

  • 53230A-0B0 Download the product manual from the Keysight website
  • 53230A-202 Channel 3 input front - Type-N
  • 53230A-106 Add Channel 3 - 6 GHz CW
  • R-51B-001-Z Return to Keysight Warranty - 3 years


Prices for: United States

* Prices are subject to change without notice. Prices shown are Manufacturer's Suggested Retail Prices (MSRP). Prices shown are exclusive of taxes.

Key Features & Specifications

  • Frequency Range: 100 MHz – 6 GHz
  • Connector: Front panel precision Type-N (f). Option 203 moves the input connector to a rear panel SMA (f)
  • Input Impedance: 50 Ω ± 1.5% (SWR < 2.5)
  • Input Coupling: AC
  • Amplitude Range: autoranged to +19 dBm max. (2 Vrms)
  • Sensitivity: -27 dBm (10 mVrms)
  • Maximum Input Damage Level: > +27 dBm (5 Vrms)


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The Keysight 53230A (or 53220A) double-channel, 350 MHz RF frequency counter can be expanded by adding a third, optional 6 GHz microwave channel (Option 106).