Figuring out the amount of bandwidth a video signal requires on an IP network isn’t terribly hard, but it does require some familiarity with the underlying technologies and packet formats. Getting the ...

Ever since the dawn of the PBX, businesses have had to calculate their estimated telephone usage in order to determine how many trunks they would need coming into and out of their buildings. In the ...

There are several ways to evaluate the bandwidth of a signal in the time domain and frequency domain. Previously we looked at the classic relationship of rise time (t r) and bandwidth (f 3db) [Ref 1], ...

Calculating the right amount of bandwidth for SIP trunks is a tricky, but not impossible, undertaking. As use of SIP trunking proliferates, IT organizations face the big challenge of calculating ...

Most RF and microwave analyzers have a superheterodyne architecture that down-converts the input signal to a lower IF, generally using several IF stages at different frequencies. Digital technology ...