In the world of radio frequency (RF) and high-frequency digital design, accurate frequency measurement is crucial. While oscilloscopes provide visual representations of signals, they are often limited in frequency precision. The (often referred to in the context of the "251" series) fills this gap as a high-performance 1.3 GHz multifuntion counter designed to measure frequency, period, and pulse width with exceptional stability and accuracy.
: High-end units can perform real-time math on waveforms, such as addition, subtraction, and Fast Fourier Transform (FFT) for frequency analysis [1]. Practical Applications Mixed-Signal Design oscilloscope 251
If you are a , AM/FM radio restorer , or vintage computer technician , the Oscilloscope 251 is arguably the best $100 you will ever spend. Its analog nature reveals signal distortion and noise that cheap digital scopes hide. In the world of radio frequency (RF) and
The Tektronix 251 is a 100 MHz, dual-channel oscilloscope. It is unique because it allows you to view signals in real-time (analog mode) or capture single-shot events (digital storage mode). : High-end units can perform real-time math on
The Ultimate Guide to the Tektronix CMC251 Multifunction Counter (251)