Ham College episode 139 is now available for download. Technician Exam Questions Part 26 of 26 T0A – Power circuits and hazards: hazardous voltages, fuses and circuit breakers, grounding, electrical code compliance, Lightning protection; Battery safety. T0B – Antenna safety: tower safety and grounding, installing antennas, antenna supports. T0C – RF hazards: radiation exposure, proximity … Continue reading Ham College 139

AmateurLogic.TV Episode 216 is now available for download. Exploring the Ham Dash App ham radio dashboard. Consolidating the shack with Raspberry Pi 5 and M.2 solid state drive. Should you Repair or Replace that appliance with the recently expired warranty. Download YouTube This episode of AmateurLogic (Episode 216) features a variety of projects, software updates, … Continue reading AmateurLogic 216: Repair or Replace

Ham College episode 138 is now available for download. Technician Exam Questions Part 25 T9A – Antennas: vertical and horizontal polarization, concept of antenna gain, definition and types of beam antennas, antenna loading, common portable and mobile antennas, relationships between resonant length and frequency, and dipole pattern. T9B – Feed lines: types, attenuation vs frequency, … Continue reading Ham College 138

Ham College episode 137 is now available for download. Technician Exam Questions Part 24 T8C – Operating activities: radio direction finding, contests, linking over the internet, exchanging grid locators. T8D – Non-voice and digital communications: image signals and definition of NTSC, CW, packet radio, PSK, APRS, error detection and correction, amateur radio networking, Digital Mobile … Continue reading Ham College 137

Ham College episode 136 is now available for download. Technician Exam Questions Part 23. T8A – Basic characteristics of FM and SSB: Bandwidth of various modulation modes: CW, SSB, FM, fast-scan TV, Choice of emission type: selection of USB vs LSB, use of SSB for weak signal work, use of FM for VHF. T8B – … Continue reading Ham College 136