The circuit presented is from the Motorola Linear Databook of 1990. The integrated circuit is a transconductance operating and the power supply need not be symmetrical.
This circuit was found in a 1963 magazine, but can still be easily assembled with some current...
Through Mouser Electronics Texas Instruments is selling the WiFI WL18x7MOD Dual Band Combo 2x MIMO WiFi...
This circuit tests crystals up to a few megahertz with ease. The circuit is from a 1977...