Advanced Function & Signal Generators for Precise Waveform Control

Deliver accurate, programmable signals with our high-performance generators designed for R&D, testing, and calibration professionals

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Overview

Function and signal generators are indispensable tools for producing controlled waveforms—sine, square, triangle, pulse, and more—that are essential in electronics testing, research, and calibration environments. This page provides detailed insights into how these generators support development, diagnostics, and validation workflows. It covers features, application scenarios, and how precision signal output enhances testing accuracy and system performance.

ElectricalTestTek supports North America’s B2B customers with premium function and signal generators designed for R&D labs, engineering test benches, and production environments. Drawing on our base in Overland, Rd, we combine continuous product innovation, rigorous quality assurance, and customer-first service. Our instruments help engineers and technicians streamline validation processes, improve signal consistency, and maintain compliance with industry protocols. We partner with clients to deliver reliable tools equipped for rigorous testing in demanding applications.

Trusted Technology Partnerships

In addition to offering products and systems developed by our team and trusted partners for Function Generator / Signal Generator technology, we are proud to carry top-tier technologies from Global Advanced Operations Tek Inc. (GAO Tek Inc.) and Global Advanced Operations RFID Inc. (GAO RFID Inc.). These reliable, high-quality products and systems enhance our ability to deliver comprehensive technologies, integrations, and services you can trust. Where relevant, we have provided direct links to select products and systems from GAO Tek Inc. and GAO RFID Inc.

GAOPowered Frequency Counter System

Hardware Components

  • GAO Tek Benchtop DDS Function Generator – Generates sine, square, triangle, sawtooth, pulse, and arbitrary signals up to tens of MHz.

  • GAO Tek Handheld Models – Portable, battery-powered units with AM/FM modulation, sweep modes, and field-ready diagnostics.

  • GAO Tek Multifunction Model – Combines arbitrary waveform generator, pulse generator, frequency counter, and harmonic generator in one device.

Embedded Software & Firmware

  • DDS-based waveform synthesis process, using precise oscillators and DACs to generate high-quality signals across waveform types.
  • User interface via LCD or keypad, including frequency/amplitude controls, modulation settings, sweep configurations, and phase adjustments.
  • Memory modules for saving user-defined waveforms and instrument settings, with recall capability—especially in direct digital synthesis (DDS) and saved-settings models.
  • Modulation and sweep control inputs, enabling external control or automation for complex signal testing protocols.

System Integration & Measurement Workflows

  • Digital interfaces such as USB, LAN or GPIB (depending on model) support remote control, script-based automation, and incorporation into integrated test systems.
  • Trigger input/output, allowing synchronization with oscilloscopes, frequency counters, and other test instruments for coordinated measurements.

Key Features

  • Multi-waveform output (sine, square, triangle, pulse, arbitrary)

  • Adjustable frequency range: sub-Hz to MHz+

  • Amplitude & DC offset control

  • Pulse width & duty cycle control

  • AM/FM/PM modulation & sweep modes

  • USB/Bluetooth connectivity

  • Programmable memory & sequencing

Compatibility

  • Analog/digital circuit validation

  • Oscilloscopes & spectrum analyzers

  • Embedded systems & microcontroller testing

  • RF & communication systems

  • Academic labs & waveform training setups

Applications

  • Simulating sensor signals for embedded systems

  • Stimulating analog & power electronics

  • Generating PWM & digital pulses

  • RF & telecom testing

  • Calibration of test devices

  • University & training labs

Industries Served

  • Aerospace, defense & avionics

  • Automotive electronics & ECU testing

  • Telecommunications & RF development

  • Industrial automation & robotics

  • Consumer electronics production

  • Biomedical instrumentation

  • Academic & calibration labs

U.S. & Canadian Standards

  • UL 61010-1

  • CSA C22.2 No. 61010-1

  • IEEE 181

  • ISO/IEC 17025

Case Studies

Case Study 1 – RF Test Lab (California, USA)
A wireless equipment manufacturer integrated GAO Tek signal generators sourced through ElectricalTestTek to streamline RF module testing. This improved signal fidelity and reduced calibration cycle time by 30%.

Case Study 2 – Automotive Sensor Development (Michigan, USA)
An automotive electronics firm used our generators to simulate sensor waveforms in prototype ECUs. This enhanced developmental throughput and reduced error rates in early testing.

Case Study 3 – University Electronics Lab (Quebec, Canada)
A Canadian engineering department adopted GAO Tek function generators via ElectricalTestTek for student labs. This enabled hands-on waveform generation and testing, boosting practical learning and project outcomes.

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