Electronic Design

Using a VNA Like a Time-Domain Reflectometer

The basic concepts underpinning time-domain reflectometry. Difference between frequency- and time-domain analysis. Some applications of TDR measurements. Time-domain reflectometry (TDR) is a technique ...
EDN

Realtime spectrum analyzer spans time, frequency, and modulation domains—simultaneously

New Unit Improves Resolution by 2000 Times, Enabling Engineers to View RF Signal Instabilities and Transients that They Never Knew Existed BEAVERTON, Ore.—Tektronix, Inc., a leading worldwide provider ...
EDN

SIGNAL CHAIN BASICS #56: Clock Jitter Demystified–Random Jitter and Phase Noise

Figure 1 depicts the nature of the information provided by measuring a signal in the time domain vs. the frequency domain. Both provide insight into the content of the signal and possible approaches ...
Electronic Design

Clocking: Time or Frequency?

As any mixed-signal test engineer will tell you, synchronization is key to a successful digital signal processor (DSP)-based test. More specifically, three things count when providing clocks to a ...