So, how do you get over 110 dB dynamic range from your software receiver when the ADC only has 77 dB SNR? Simple. Create virtual bits with SDR receiver processing gain. Read more
Tag: hamr
SDR Receiver RF Front End
Your SDR receiver RF Front End may not require as much filtering as legacy receivers, as long as it’s using direct sampling. Read more
SDR Receiver ADC Performance
Your SDR receiver ADC performance depends on number of bits and a good understanding of signals versus noise. Read more
SDR Receiver Performance Overview
SDR receiver performance depends on the architecture selected and the ability of the analog-to-digital converter to handle a wide range of genuine and spurious signals. Read more
SDR Receiver Architecture – Approaching Ideal
Architecture means “the complex or carefully designed structure of something”. Let’s look at how SDR receiver architecture has evolved over time. Read more
SDR Receiver Quadrature Signals – All About Information
SDR receiver quadrature signals seem mysterious. But it’s really just about moving information over radio waves. Read more
SDR Receiver Fundamental Mysteries
Consider the SDR receiver fundamental mysteries. Namely, how they are designed, work and perform. This series will do just that. Read more
Hurricane Ham Radio – Backing Up the Pros
Hurricane ham radio is about hams supporting public safety professionals with a variety of communications services that work during tough times. Read more
Space Weather Forecasts – Dr. Tamitha Skov
Space Weather Woman provides regular space weather forecasts. Find out what’s happening on the source of all energy on Earth. Read more
Shortwave Long Distance Telephone
Between 1935-1950, telephone companies made extensive use of shortwave long distance telephone. All of this was done using single sideband, just like on the wired circuits. Read more