Now more than ever, noise limits performance and enjoyment of shortwave radio listening. Signal strength is one thing, noise is another. Read more
Category: Ham Radio
Panadapter Performance – Signal Strength on Steroids
Modern SDR offer panadapter performance that measures signals accurately. See what’s going on at a glance. Read more
S Meter Accuracy – Not So Much Really
S Meters are clever approximations, not precision instruments. Remember that and you can avoid all conversations about S Meter accuracy. Read more
Decibels Make Life Simple for Radio Listeners
Measuring radio signals without dB would be impractical. Decibels make life simple for radio listeners. Read more
Measuring Radio Signals – Old and New
People like to measure things. So, not surprisingly, radio operators have been measuring radio signals since the early days. Read more
RFI Birdies in my Radio
Birds are nice to have in your neighborhood but not in your radio. Computer monitors and network gear are a frequent source of RFI birdies. Read more
SmartSDR Software Rocks – Well Done, Flex
Three cheers to FlexRadio for SmartSDR software. Great job, and improving all the time. Read more
Flex 6300 Operating Desk Up and Running
With a traditional ham radio, you sit and stare at the radio. With the Flex 6300 operating desk, you sit and stare at two computer monitors. You can’t even see the actual radio. (It’s behind the left monitor.) Read more
Flex 6300 Connectors – Wiring Your Radio
Using Flex 6300 connectors is a joy. They are all very standard and well laid out. This is quite different from many traditional radios. Read more
PS-125 Power Supply – Using it with Flex 6300
My new FlexRadio needs power. With a few modifications, I can use my old ICOM PS-125 power supply. Here’s how. Read more