Antennas and more questions from the Technician exam pool.
144MHz 2m Portable Yagi VHF Beam Antenna by M0UKD Read Full Article: Read more
The transceiver is built on the scheme with a single superheterodyne frequency conversion and four Crystal quartz filter. The device is controlled by a microcontroller. The frequency synthesizer used as a local oscillator on-chip SI5351 The... Read more
Application For on-site communications such as warehouse, manufacturing, hospitality, school and security occasion, etc. Main Features ■ 50 CTCSS tones/105 DCS codes ■ 128 channels to store ■ Wide frequency range UHF: 400-470MHz /... Read more
This is an Android application used to remotely control several HAM radio – any CAT enabled transceiver over Bluetooth, USB/Serial or with secure authentication over Network (with a PC component; – multiple WebSDR servers aroun... Read more