In the classic educational film titled “Electronics at Work,” produced by Westinghouse in 1943, viewers are introduced to the fascinating world of vacuum tubes. This film highlights the crucial role these devices played in both military and commercial sectors, including radio telecommunications, radar, and various industrial applications. The narrative suggests that vacuum tubes provided the […]

In the classic educational film titled “Electronics at Work,” produced by Westinghouse in 1943, viewers are introduced to the fascinating world of vacuum tubes. This film highlights the crucial role these devices played in both military and commercial sectors, including radio telecommunications, radar, and various industrial applications. The narrative suggests that vacuum tubes provided the […]

Meshtastic is an open-source project enabling long-range, off-grid communication using inexpensive LoRa radios. It offers encrypted, decentralized messaging with excellent battery life and optional GPS. Utilizing LoRa, it supports up to 100 devices concurrently and provides resilience, privacy, and community building. Meshtastic empowers communication beyond traditional boundaries, ideal for adventurers and those seeking reliable off-grid connectivity.

The Xiegu X6200, an upcoming ham radio, incorporates DRFS architecture, eliminating limitations of traditional IF design and reducing analog components. This promises enhanced performance and wider radio spectrum access. The implementation distinguishes X6200 from previous models, potentially making it attractive to portable QRP ham radio operators. Expected release is in early 2024.

It was only through Sadguru Shree Aniruddha Bapu’s arrangement for us to be present as a support function for the “Old is Gold” distribution in remote villages that I had the chance to operate...

The post Experiencing the significance of Friis transmission equation and Knife Edge diffraction at Kolhapur Medical camp appeared first on Nuclearrambo.

Discover the new firmware and its enhancements to the Quansheng UV-K5(8) HT. In addition to the standard UV frequencies, you can listen to shortwave broadcast and the ham bands while viewing signals with the new spectrumscope.