Keysight 53230A 350 MHz Universal Frequency Counter/Timer

The Keysight 53230A Universal Frequency Counter is a high-precision instrument designed for detailed time and frequency measurements across sectors such as R&D, manufacturing, and calibration. It handles frequencies up to 350 MHz, expandable to 15 GHz, with an optional third channel. Known for its diverse measurement capabilities, including frequency, time interval, and phase difference, the 53230A delivers exceptional resolution—20 ps for time intervals and 12 digits per second for frequency. Its advanced features include a clear color display, integrated statistical analysis tools, and multiple connectivity options (USB, LAN/LXI, GPIB) for easy system integration. Capable of fast, up to 1 million measurements per second, the 53230A is essential in environments where accuracy and speed are crucial, making it a staple in telecommunications, electronics, and engineering fields.

Product Info

Frequency Range
DC Coupled	DC (1 mHz) to 350 MHz (2.8 ns to 1000 sec)
AC Coupled, 50Ω or 1MΩ	10 Hz - 350 MHz
Input
Connector	Front panel BNC(f). Option 201 adds parallel rear panel BNC(f) inputs
Input Impedance (typ)	Selectable 1 MΩ ± 1.5% or 50 Ω ± 1.5% \|\| <25 pF
Input Coupling	Selectable DC or AC
Input Filter	Selectable 100 kHz cut-off frequency low pass 10 Hz (AC coupling) cut-off frequency high pass filter
Amplitude Range
Input Range	±5 V (±50 V) full scale ranges
Sensitivity (typ)	DC - 100 MHz: 20 mVpk > 100 MHz: 40 mVpk
Noise	500 μVrms (max), 350 μVrms (typ)

Two 350 MHz input channels, plus optional third channel (6 GHz or 15 GHz)
12 digits/second resolution, 20 psec time interval resolution
Built-in math analysis and color, graphical display (trend and histogram)
Continuous, gap-free measurements and timestamps for basic modulation domain analysis
LXI-C/LAN, USB, GPIB
Optional: Lithium Ion Battery

Keysight 53230A 350 MHz Universal Frequency Counter/Timer

Related Products

Keysight 53150A Continuous Wave Microwave Counter

Keysight 53132A Universal Frequency Counter

Keysight 53181A RF Frequency Counter, 10 digit/sec.