Signal Generators, Sources and Supplies

Easily generate standard and custom waveforms, calibrate instruments with precision, and achieve high accuracy with our high-performance generators and sources. Yokogawa offers a range of source measure units, function/arbitrary waveform generators with isolation, and AC/DC calibrators and standards.

Key Features:

  • Suitable for standalone applications or integrated test and measurement systems
  • Trusted by engineers for accuracy, intuitive operation, and reliability
  • Integrates source and measurement into a single unit
  • Simplifies testing for semiconductor devices, clamp-on testers, panel meters, power meters, batteries, and dataloggers

A Source Measurement Unit (SMU) is a flexible test instrument which is capable of both sourcing and measuring voltage and/or current at the same time.

Yokogawa's instruments go beyond conventional options. They are highly accurate, highly functional with programmable voltage/current source that incorporates voltage/current generation for a broader application.

Yokogawa's Function Generators easily generate basic, application specific and arbitrary waveforms.

The simple, standalone solution for calibrating clamp on testers, power meters, multimeters, current transformers, and analog and digital panel meters.

  • Yokogawa digital multimeters with high accuracy, stability, and linearity
  • Simple verification
  • Large-scale troubleshooting

What is a signal generator?

A signal generator is an electronic device that generates repeating or non-repeating electronic signals (in either the analog or digital domains). These signals can be used to test, design, and troubleshoot various types of electronic devices and systems.

How are signal generators used?

Function generators and Source Measure Units (SMUs) are versatile tools used in various applications across electronics and engineering. Function generators are commonly used for circuit testing, where they help assess the performance of filters, amplifiers, and signal conditioning circuits. In communication systems, they test modulation and demodulation processes as well as signal integrity. They are also valuable in educational settings for demonstrating waveform generation and supporting student projects. Additionally, function generators are used for troubleshooting, diagnosing faults, and calibrating equipment, as well as in audio testing to evaluate frequency response and distortion in audio devices. Medical equipment testing and development also benefit from function generators by allowing for the testing and calibration of diagnostic tools.

SMUs are primarily used for semiconductor testing, measuring current-voltage characteristics and leakage currents. They play a crucial role in material testing, assessing resistivity and conductivity. Battery testing and power supply analysis involve conducting charge and discharge cycles. SMUs are also used for component testing, measuring resistance and capacitor leakage. In LED and photodiode testing, SMUs help characterize electrical and light properties. They are essential in electrochemical applications, testing electrochemical cells and corrosion processes. Finally, in research and development, SMUs are used for precise measurements in nanotechnology and physics research. These tools are indispensable for testing, analyzing, and developing a wide range of electronic systems and components.

What are the types of signal generators?

  • Function Generators: Produce simple repetitive waveforms such as sine, square, triangle, and sawtooth waves.
  • Pulse Generators: Generate pulse waveforms with variable duration, period, and amplitude, used for digital circuits and timing analysis.
  • Arbitrary Waveform Generators: Can produce any waveform shape defined by the user, providing flexibility for complex signal creation.
  • Source Measure Units (SMUs): Provide precise voltage and current sourcing along with measurement capabilities, used for testing and characterizing electronic components and circuits.
  • RF Signal Generators: Generate high-frequency signals in the radio frequency range, typically used for testing communication equipment.
Overview:

DC Calibrators are versatile devices that span a wide range of applications

Overview:

After a disastrous 2009, the large publicly held test companies enjoyed booming business in 2010.

Overview:
Unfortunately, we cannot upgrade a GS200 to add the /MON option. The GS series instruments, which includes the GS610 and GS820, cannot be retrofitted or upgraded with new options after the initial purchase. All ...
Overview:
No, the GS610 and the GS820 cannot be used solely as a DMM to measure only voltage. This is because the Sense terminal cannot be separated from the Output terminal on the instrument. The GS Series uses the Output ...
Overview:

The following attached document details the typical output noise of the GS200 Voltage / Current Source from DC to 20 MHz.

Overview:

The GP-IB command of the GS200 DC Voltage / Current Source shares the same mode as the 7651. It can be switched to 488.2 mode.

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The AC Power Input in all Yokogawa instruments is designed as a 3-pin connection (one of which is a GND pin). In some parts of the world, PCs are sold with AC power cables that are 2-pin. Often times this means the ...

Overview:

The GS610/GS820 Multi Channel Source Measure Unit output is insulated from the cover case. Therefore, if you want to amplify the output voltage more than 1 unit (or 1 ch) you must connect the system in series. If you want to increase the output ...

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This is a list of command mnemonics which can be used to describe the GS610 Source Measure Unit program pattern file.○:Setting has changed successfully△:Setting has been received but failed×:Setting has not been ...

Overview:

It is possible to connect multiple GS units in series/parallel connections to boost the maximum voltage/current, provded the values are within the range of maximum voltage/current of those limiters. To amplify the ...

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