The low-noise, high-gain properties needed for high-performance quantum computing can be realized in a microwave photonic circuit device called a Josephson traveling-wave parametric amplifier (JTWPA), ...

Like many of us, [Tim]’s seen online videos of circuit sculptures containing illuminated LED filaments. Unlike most of us, however, he went a step further by using graph theory to design glowing ...

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As wonderful as hi-fi is, let's face it, it's an expensive hobby. But if you're prepared to put in some time and effort, you can find yourself a bargain on some quality kit. To make your search a ...

So…LTspice of the K2-W Op Amp Reveals the Mad Scientists’ Fingerprints (Part 3) LTspice simulation of the K2-W Vacuum Tube Op Amp’s design reveals the mad ...

In their simplest form, traditional stereo hi-fi systems consist of a source component, an integrated amplifier and a pair of passive speakers. Pretty straightforward, right? But if you break down the ...

Abstract: This brief addresses the optimization problem for Markov jump systems (MJSs) with unknown dynamics via a novel scaling-based reinforcement learning scheme. First, by employing subsystem ...

Abstract: In this article, a high-efficiency push-pull parallel-circuit (PC) Class-E/F3 power amplifier (PA) with a harmonic suppression network for radio frequency identification (RFID) applications ...

Two CMOS inverters connected in a positive feedback loop form a bistable circuit for stable data storage. Two PMOS pull-up devices (M3, M5) and two NMOS pull-down devices (M4, M6) constitute the cross ...