Vanguard Instruments Co. has added two new products to its family of transformer turns-ratio testers: the ATRT-03 S2 and the Tri-Phase May 6, 2008 Vanguard Instruments Co. has added two new products ...

The EZCT-S2 from Vanguard Instruments is a second-generation, microprocessor-based, current transformer set. The EZCT-S2 will perform the current transformer saturation test and the CT (current ...

A close collaboration with major transformer manufacturers has lead to the new Tettex 2796 Transformer Turns Ratio Meter. It combines mobility and user friendly handling with unmatched accuracy of up ...

Designed for simple operation and optimum usability, Megger's new TTR25 automatic transformer turns-ratio set targets single- and three-phase transformer testing. The instrument can measure a turns ...

So there I was with this mystery transformer on which someone put a label showing three different speaker load impedance, but with no indication of what the intended primary winding impedance happens ...