Priced at only $80, the portable RF Meter is a low-cost signal-strength measurement tool for designers of RF radio systems. Two models are available to detect signals at 315 MHz or 433.2 MHz.

Q: Can you explain how to use a Wi-Fi analyzer app? A: Wi-Fi has become an essential utility for most homes and making sure the signal is adequate in high-usage areas is key. When a Wi-Fi signal is ...