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All items tagged with Circuits & Circuit Design and Wireless Communication News (34)

Circuit: DIY Wideband RF Signal Tracer

by CJ Abate

11-06-2024 | You can learn a lot from old-school projects. Consider this wideband RF signal tracer circuit from 1988. If you're interested in RF technolo...

Presence Detection Simplified: A DIY Radar-Controlled Lighting Project

by Gino de Cock

28-05-2024 | PIR-controlled presence detection solutions are popular, but they don't detect stationary bodies. This DIY radar-controlled project is a han...

Wi-Fi Desktop Thermostat: Flexible and Programmable Temperature Control

1-01-2018 | Thermostats are everywhere — in refrigerators, freezers, on walls, and in cars — yet rarely found on a desk. There are times when a desk-mou...

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New Precise Nixie Clock: A GPS-Synchronized Clock with Seconds Display

by Willem Tak

1-05-2016 | As mentioned in the introduction to the earlier Precise Nixie Clock project, the New Precise Nixie Clock combines modern and legacy technolo...

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Tag: Circuits & Circuit Design

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Walter, the Compact IoT Module: ESP32-S3 SoC, LTE-M/NB-IoT 5G Modem, and GNSS Receiver

Circuit: DIY Voice Shifter

Circuit: Lightning Intensity Detector

ESD Strap Tester: Need a Bench Tool with Pass, Borderline, and Fail Indication?

Elektor Circuit Special 2026: Available Now!

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