The circuit described here works as a logic tester for TTL circuits, CMOS circuits as well as other logic families with similar behavior. The circuit is capable of indicating an […]
0 – 30 V Regulated Power Supply Circuit
This 0 – 30 V regulated work bench power supply provides outstanding line and load regulation and a continuously variable output from 0 to 30 V with output currents as […]
Transistor Gain Tester Circuit
You may have come across many ordinary transistor gain tester circuits designs, but this specific circuit will help you to determine the gain of high frequency RF transistors quickly with […]
+/- 15V Dual Regulated Power Supply Circuit
In this post we discuss how to build a simple, regulated fixed +/- 15 V symmetrical dual power supply circuit using standard components and very cheaply. Despite the fact that […]
Circuit to Protect Car Accessories from Theft
Thefts in automobiles of precious accessories like spot lamps and fog lamps are on the rise. Backed up with a spanner, and provided a few moments uninterrupted, the earnest thief […]
Very Simple Emergency Lamp Circuit Using a Single Transistor
This explained simple emergency lamp circuit includes a built-in charger which charges a nickel-cadmium battery through the input AC mains in order to get a standby power for emergency lighting […]