Latest amateur radio, RF and microwave news from RF Shack: regulatory changes, bandplans, new components and developments in the microwave bands.
The Motorola–Freescale–NXP RF power lineage is coming to an end. After decades of shaping amateur, broadcast and commercial RF amplifiers, NXP has issued its final discontinuation notice for the remaining LDMOS devices.
A revised 23cm bandplan is set to be debated at the IARU Region 1 General Conference in Vienna this month, with a small but significant footnote that moonbounce operators should note. The proposal
The FCC has opened 2.4GHz and 5.7GHz to direct-to-device satellite proposals — bands UK microwave operators also hold on a secondary basis. The interference risk today is minimal, but the regulatory precedent isn’t,
From a 1.75-mile (3 km) hop across the Manchester Ship Canal in 1950 to contacts of over 1000 km today, the UK story of 10 GHz amateur microwaves is one of klystrons, Gunn
A receiver can only be as quiet as the sky and the neighbourhood it listens to. In this article we look at where external noise comes from, how it changes with frequency, and
The Leo Bodnar LBE-1420 and LBE-1421 GPSDOs are easy to use, but a few of their settings make a real difference to the quality of your frequency reference. Here’s what each one does