s3semi | Electronics Troubleshooting

📶 What is Band n78?

July 12, 2025 by Matt

Band n78 is one of the most widely deployed 5G frequency bands in the world. It operates in the 3.3 …

July 11, 2025July 11, 2025 by Matt

When it comes to improving cell signal strength in areas with weak reception, signal boosters have become essential tools for …

July 12, 2025July 11, 2025 by Matt

Band n90 is a 5G NR (New Radio) frequency band defined by the 3GPP standards for use in mobile telecommunications. …

July 10, 2025 by Matt

Looking for a way to protect your privacy when traveling or in sensitive spaces? We recently tested the JMDHKK K18+ …

July 10, 2025 by Matt

✈️ If you’re an aviation enthusiast, SDR hobbyist, or RF engineer, you may have wondered whether the entire VHF band …

July 8, 2025 by Matt

What is Radioberry? Radioberry is an open-source software-defined radio (SDR) transceiver designed as a “hat” add-on for the Raspberry Pi …

July 8, 2025 by Matt

Walkie talkies are a simple way to keep in touch without needing cell service. They’re popular with hikers, campers, road …

July 8, 2025July 8, 2025 by Matt

📶 Do you live in rural or remote areas in Canada, and experience dropped calls due to weak cellular signals? …

July 11, 2025July 7, 2025 by Matt

📶 Band 71 is a cellular frequency band used in North America to improve mobile coverage, especially in rural and …

July 7, 2025 by Matt

The Samsung Galaxy S25 Ultra is now available worldwide, and with it comes the question: is it worth upgrading from …