FreeDV in Amateur Radio: New Modes
FreeDV is an open-source digital voice mode designed for use on the HF amateur radio bands. It replaces traditional analog SSB (Single Sideband voice with compressed digital audio, delivering clearer…
Vince
Uniden SDS100 Scanner
The Uniden SDS100 is a handheld digital police scanner designed for monitoring a wide range of communication systems. Uniden built it to handle complex modern trunked systems, including simulcast environments…
Resistance and Reactance in Wire Antennas
Understanding Resistance in Wire Antennas In wire antennas, Resistance and Reactance are importance factors to consider. Resistance refers to the part of impedance that dissipates energy as heat or radiates…
Baofeng DM-32UV: A New Era in DMR Handheld Radios
The Baofeng DM-32UV delivers a powerful, feature-packed experience for amateur radio operators looking for digital capability, high power, and advanced features in one compact unit. Operating on both analog and…
Microphones and How They Work
Microphones play a critical role in capturing audio, whether in radio communication, music recording, or public speaking. At their core, microphones convert sound waves into electrical signals. However, not all…
Raddy WF-100C: Professional Weather Station
The Raddy WF-100C professional weather station offers a full-featured, modern solution for tracking weather conditions at home or in the field. Designed with a large display and wireless sensor system,…
VHF/UHF Handheld Antennas: Which is Best
VHF/UHF handheld antennas play a critical role in the performance of VHF and UHF radios. These compact antennas must efficiently radiate and receive RF energy while operating without a traditional…
VHF/UHF Antenna Placement in EV
VHF/UHF Antenna Placement in EV (electric vehicles) presents unique challenges. Unlike traditional gas-powered vehicles, installing transceivers in EVs generate more internal electrical noise, have limited metallic body panels, and carry…
Soil Affects Antenna Performance: Learn The Difference
How soil affects antenna performance, it plays a crucial role in determining its efficiency, particularly for vertical and ground-mounted systems. Soil impacts the ground conductivity and dielectric constant, both of…
Toroid Mix for Baluns and Chokes
Toroid mix plays a critical role in the design and performance of baluns and common-mode chokes, especially in ham radio and RF applications. The key to effective performance lies in…