VHF Frequency Counter with PC Interface

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https://www.electronics-lab.com/vhf-frequency-counter-pc-interface/

Scott has published a new build: This is the general idea behind how this frequency counter works. It’s so simple! It’s entirely digital, and needs very few passive components. sn74lv8154 is configured in 32-bit mode (by chaining together its two 16-bit counters, see the datasheet for details) and acts as the front-end directly taking in […]

VHF-UHF RF Sniffer

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https://www.electronics-lab.com/vhf-uhf-rf-sniffer/

by simpletronic @ instructables.com This is a multi-chapter instructable. I will be describing the making of a short/medium range RF remote-control using the UHF 433Mhz frequency. It´s impossible to setup & adjust a RF transmit-receive link if you are not sure the transmitter is working properly.At 433MHz, your multimeter or even a regular oscilloscope are […]