Used TEKTRONIX 491 #9099696 for sale

TEKTRONIX 491 oscilloscope boasts a number of impressive features for rigorous bench test and measurement applications. This high performance scope offers accurate and stable readings across its vast range of measurements, making it a reliable and versatile instrument. At the heart of 491 is its advanced time base and triggering equipment which enable precision timing of signals. This accuracy is complemented by the scope's vertical and horizontal systems, both of which deliver outstanding stability and accuracy. The vertical system provides a generous input range and up to 10mV/div resolution, while the horizontal unit provides up to 5ns/div resolution and delay sweep functions. The oscilloscope is equipped with a high-resolution ALT display, which allows operators to observe signals along the X and Y axes with great clarity. It also features an intensity modulation function for increased contrast. TEKTRONIX 491 also includes a wide variety of advanced features, such as an optional re-plot feature which replots signals from previous frames and a dedicated 3-mode gate trigger which minimizes false triggering. Additionally, operators can access the EasyMeter™ feature, which allows users to quickly identify key parameters of their test signals, such as peak-to-peak voltage and frequency. In terms of connectivity, 491 offers extensive support for interfacing with a variety of external devices. This includes support for IEEE488 GPIB, RS-232, and USB connections. An optional printer, digital storage oscilloscope, and video monitor can also be connected to the scope. Overall, TEKTRONIX 491 oscilloscope is a reliable and powerful bench test and measurement tool, offering a range of features that enable accurate and stable readings. Its time base and triggering machine, high-resolution ALT display, advanced features, and wide variety of interfacing options make it an excellent choice for users looking for a comprehensive scope instrument.