2025

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…

Baluns, Ununs, and Chokes

Baluns, ununs, and chokes play a critical role in antenna systems, particularly when ensuring efficient power transfer and minimizing interference. Though simple in appearance, these components influence everything from feedline…

Siglent SDS1104X-E Oscilloscope

The Siglent Technologies SDS1104X-E 100MHz Digital Oscilloscope is a standout device in the world of test and measurement instruments. With four analog channels and a broad feature set, this oscilloscope…

The Fundamentals of Wire Antennas

The fundamentals of wire antennas form the backbone of amateur radio setups due to their simplicity, effectiveness, and affordability. They function by radiating and receiving electromagnetic energy, primarily across HF…

What Is Cross Band Repeat

Certain dual-band amateur radios feature a powerful function called cross band repeat. Particularly mobile transceivers. It allows the radio to receive on one band (usually UHF or VHF) and automatically…