Nuts and Volts Magazine
Use an inexpensive ear-clip heart rate sensor and an everyday Arduino to create a simple biological monitoring system.
A step-by-step guide to connecting your cell phone to a PIC chip via Bluetooth.
This third article discusses the less complex audio oscillator circuits from 555 Timer IC Circuits by Forrest Mims.
in Near Space
A near space experience during the Solar Eclipse on August 21, 2017.
Explore Internet connected digital & analog displays with this custom weather gauge platform.
by Louis E. Frenzel
Personal Communications Services: The MURS Option
You know about CB, FRS, GMRS, and FRS radios, but have you heard about MURS?
The Design Cycle
by Fred Eady
Go ARM in ARM with Hardware and Firmware
Are you ready to get serious about ARM hardware and firmware?
by Kristen McIntyre
Reader Questions Answered Here (12.2017)
Questions regarding relay remote control, reviving a boombox, and controlling a high-power LED with a Raspberry Pi.