Instead of connecting the transistor base to power, we will connect it to one of the mini-D1 output pins (we chose D0). In this case, the firmware causes the ESP8266 to raise pin D0 high when it ...

Speaking of the Pinecil, it uses an unorthodox driving circuit – it has an NPN transistor, but its base driven through a capacitor, so that only the AC component of the driving signal gets through.

The researchers integrated small amounts of copper phthalocyanine into an edible circuit, creating a transistor that operates ...

The transistor acts like an insulator or a switch that is turned off. When a positive voltage is applied to the base, electrons are pulled out of the junctions and they no longer act as barriers.

The n-p-n transistor is made by placing a p-type material between two n-type materials. The p-n-p transistor is made by placing an n-type material between two p-type materials. All these components ...

Electricity can race through. The transistor base (the "meat" of the sandwich) acts like the handle on a faucet. Turn it one way and current will gush through like water through a hose.

Two tuners were developed for this receiver. The more sensitive one uses tetrode transistors in the RF amplifier, mixer and oscillator. Its disadvantages lie in a much higher cost and a 12 to 14 db ...

A team of international researchers has developed tunable transistors using silk and graphene. Tunable transistors ...

CMOS technology combines two types of transistors that work together, leading to efficient power use and high noise immunity. CMOS technology uses two different types of transistors, n-type (nMOS) and ...