Hundreds of thousands of people are at risk of losing hot water or heating when their old type of electricity meter goes out of action.Energy companies have said it will be "very, very difficult" to ...

Amateur radio operators and shortwave listeners have a common enemy: QRM, which is ham-speak for radio frequency interference ... was spewing RFI over a 200-meter radius; a dissection revealed ...

So he decided to change the radio over to work on the 6 meter band, instead ... leaving just the parts that dealt with the intermediate frequency at 7.8 MHz. Even the transmitter generates ...

non-transmitting meters as an opt-out option for customers who prefer meters that do not wirelessly transmit radio frequency waves. The move, agreed upon last month, follows a rising difficulty to ...

Solar CMEs and SEP events can be accompanied by radio bursts at low frequencies, particularly so-called Type ... The largest boulders are expected to be on the order of 30 meters. Extrapolating from ...