The KH Model 511 Precision DC Source/Calibrator is a secondary standard that is highly stable and repeatable from ±100nVdc to ±10Vdc, providing N.I.S.T. traceable voltages for use in production, calibration labs, QA and QC departments, design labs, or any place where an accurate voltage is needed. (read more)

The 6020 is a full featured 2 KVA AC power source that comes standard with a RS-232 interface for computer control or with optional GPIB. The 6020 provides variable output voltage from 0-300 V and output frequencies from 40-500 Hz. The input voltage is 208 V with an input frequency from 47-500 Hz. It offers a graphic LCD and multiple programmable memories and steps. (read more)

The 6040 is a full featured 4 KVA AC power source that comes standard with a RS-232 interface for computer control or with optional GPIB. The 6020 provides variable output voltage from 0-300 V and output frequencies from 40-500 Hz. The input voltage is 208 V with an input frequency from 47-500 Hz. It offers a graphic LCD and multiple programmable memories and steps. (read more)

High Temperature Infrared IR Sources (EP-3963) from Helioworks. HelioWorks offers a unique state-of-art black body infrared source with a tungsten filament and sapphire window. It can operate in pulsed or steady state mode at temperatures in excess of 1900° K in an industry standard TO-8 package. (read more)

Steady State Infrared Sources (IR Source) (MODEL EK-8521) from HelioWorks. HelioWorks offers a unique steady state black body infrared source that operates at up to 950° Centigrade in an industry standard TO-8 package. (read more)

Black Body Infrared Source (IR Sources) from Helioworks. We have developed Helioworks has developed state-of-the-art sources utilizing tungsten filaments for high temperature, stable, and long life operation. Pulsable versions feature large temperature modulation at elevated frequency. We have broad capability in the design of steady state and ... (read more)

Micronetics' line of full band noise sources are specially designed for easy integration into microwave systems. They feature rugged construction with excellent long-term stability. (read more)

The Model 6221 is the only AC current source on the market. Until now, researchers and engineers have been forced to build their own AC current sources. The Model 6221 provides better accuracy, consistency, reliability, robustness, and cost effectiveness than "home-made" solutions. (read more)

The 5020 is a 2 KVA AC Power source. The 5020 provides variable output voltage from 0-300 V and output frequencies from 40-450 Hz. The input voltage is 208 V with an input frequency from 47-500 Hz. The 5020 provides 4 LED displays to monitor voltage, current, frequency, and power or power factor simultaneously. The 5020 also provides programmable memories for easy test setup recall. (read more)

The NS 346 series noise sources are specifically crafted to be used with noise figure meters. They are factory calibrated to a high degree of absolute accuracy. These noise sources also have extremely good match in both on and off states which increases the accuracy of noise figure measurement. (read more)