Used TEKTRONIX TDS 644A #107951 for sale

TEKTRONIX TDS 644A is a 4-channel digital sampling oscilloscope designed for lab testing, product troubleshooting and repair. It features a large 9-inch 1280 x 1024 resolution, Anti-aliasing digital phosphor display, advanced triggering, and a wide frequency range. The digital sampling rate of the scope is 5 Gs/s (gigasamples per second), allowing for high-speed viewing and accurate waveform analysis. The scope also offers a wide range of voltage ranges, with a maximum of 500V, and a choice of sampling strategies, up to an effective sampling rate of 5A/s. TDS 644A offers advanced triggering capabilities, allowing it to detect and measure unknown signals, with options including edge, pulse width, single/dual-slope, TV-line select, and delay/width. The scope provides up to four real-time sample windows for time-stamping and waveform analysis, plus versatile acquisition modes such as high-resolution zoom, record length extension, and peak detect. The unit is also capable of capturing 100,000 samples in memory and can be connected to a personal computer for data transfer and analysis functions. TEKTRONIX TDS 644A has a robust suite of math functions for signal analysis and manipulation including histograms, addition/subtraction of waveforms, FFT and DFT algorithms, and advanced measurements. The scope also offers a variety of other useful features such as cursor readouts, markers, and built-in user interface controls. The unit provides extensive connectivity options such as USB, GPIB, video (for external video adapter) and Ethernet. The scope also comes with free software including the TDS1000 Remote Analysis Program and the TDS2000 Oscilloscope Control Program. TDS 644A is a versatile, high-performance oscilloscope offering precision, accuracy, and excellent connectivity options. The scope has all the features needed for troubleshooting and analysis, making it an ideal choice for a variety of lab settings and applications. It is a reliable and dependable scope that provides top-notch performance at a reasonable cost.