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PAx Instrumentation

A variety of instruments make the PAx Test System suitable for testing today’s RF Power Amplifiers and Front-End Modules used in cellular and connectivity applications, WLAN standards up to Wi-Fi 6/6E/7, <4G to 5G sub-8.5 GHz wireless and beyond, Bluetooth plus a variety of Internet of Things (IoT) standards.


High current general purpose VI

  • 8 Channels per Board
  • Voltage: -2V to +8V
  • Current: 1 A continuous
  • 16 bit force/measure, synchronization, analog bus
  • 200 KHz digitizer capability


Power Amplifier device power supply

  • One measure FIFO per channel
  • 4 Channels per Board
  • Voltage: -2 V to +16 V
  • Current: 2 A per channel
  • 16 bit force/measure, parallel measure
  • Channels can be ganged for higher currents
  • 250 Ksps capture in 4096 memory


Quad high voltage, high current, floating programmable power supply

  • Full Kelvin, has programmable voltage and current clamps and offers a 300 Ksps sample rate.
  • 4 Channels per board
  • Voltage: -60 V to +60 V
  • Current: 5 A per channel (pulsed), 1.5 A continuous, voltage and current ganging.


Part of FX digital instruments family for device control buses, such as, MIPI, I2C, and SPI

  • Fully independent programming of timing and level on every channel
  • Synchronization signaling to/from other instruments
  • Read/Write memory for generating digital protocols used in RF front end applications
  • Multi-site programming model
  • Full pattern sequencing at 200 Mbps
  • Supported with a comprehensive, next-generation program development and debug toolset
  • I/O per Board: 32
  • Maximum Pins: 256
  • Drive / Compare: -2.0 V to 6.5 V
  • Pattern Rate:
  • 100 MHz / 200 Mbps
  • 200 MHz / 400 Mbps


Test Module for 5G NR FR1/FR2, mmWave and Wi-Fi 6/6E/7

  • Increased modulation support for 5G NR FR1 and FR2 FEM sub-8.5 GHz
  • Immediate Wi-Fi 6/6E/7 including 7.126 GHz band
  • Building blocks for 5G NR FR2 mmWave 23.45 – 48.5 GHz
  • Configurable with up to 32 Universal RF ports
  • Up to 8.5 GHz RF modulated source and 8.5 GHz RF measure
  • Noise source available on all ports
  • RF Harmonic measure capability from 8 to 18 GHz using HMM
  • 3 Channel AWG with Envelop Tracking Option


Test Module for 4G and Beyond

  • Configurable with 16 or 32 Universal RF ports per module with an optional port to pin expander, doubling the number of RF ports to 64 pins
  • Up to 6 GHz RF modulated source and 8 GHz RF measure
  • <1 ms RF settling time on level and frequency change
  • Quad site site and octal site RF source with single dual syntheziers respectively
  • Each receiver is connected to a digitizer with up to 400 Msps, or 16-bit

Hummingbird Digitizer

  • Four channel, 14 Bit, 400 MSPS or 16 Bit, 250 MSPS waveform digitizer
  • Provides real-time features such as decimation and averaging to enable faster test times and improved dynamic performance
  • Offers an analog bandwidth of up to 800 MHz
  • DIGHB is supported on PAx and Diamondx
  • DIGHB – Hummingbird Digitizer
  • DragonRF – Industry leading RF source and receive with scalar and vector measure
  • HCOVI – 8 Channel General Purpose VI
  • FX2 – Digital instrument for device control buses, such as, MIPI, I2C, and SPI
  • PADPS1 – Power Amplifier Device Power Supply instrument 4 identical source channels.
  • QFVI – High voltage, high current floating programmable power supply
  • RedDragon – RF module for 5G NR FR1/FR2, mmWave and Wi-Fi 6/6E/7


Learn more about our Semiconductor ATE Solutions