Ham radio designates as QRP transmission carrying low power (5W or less) and QRPp those that are even smaller, 1W or less. As ham radio can legally use (depending on band privileges and categories of ...

Holger, ZL3IO will be active again as ZL7IO from Chatham Islands, IOTA OC - 038, New Zealand, in CQ WW DX CW Contest, 29 - 30 November 2025.

Abstract: SDR is nothing but software defined radio technique using laboratory virtual instrument engineering workbench (LabVIEW) as software to mark the radio utilities hardware implemented i.e.

Abstract: Rendezvous in the blind fashion is known as one of the most robust and effective ways for cognitive users (CUs) to exchange control information under the dynamic interference of primary ...