Welcome to a guitar-focused space by Leigh Fuge — guitarist, educator, and content creator from Swansea, UK — featuring lessons, gear demos, amp and pedal reviews, collaborations with top brands like ...

Hedy Phillips is a freelance lifestyle writer based in New York. While she's not writing on topics like living on a budget and tips for city dwelling, she can usually be found at a concert or ...

Instrumentation Amplifier (IA) is a type of differential amplifier that has been optimized for high input impedance, precise gain, and excellent common-mode rejection. These characteristics make it ...

Forbes contributors publish independent expert analyses and insights. Technology journalist specializing in audio, computing and Apple Macs. Global tech brand WiiM has announced the launch of its ...

An instrumentation amplifier (INA) built using three operational amplifiers (op amps) can provide performance advantages in terms of high input impedance, low output impedance, easily adjustable gain, ...

After a brief review of the history of the K2-W vacuum-tube op amp, an LTspice model is used to create its schematic in preparation for SPICE simulation. The availability of hierarchical blocks for ...

New study reveals gene expression differences in brain regions tied to addiction, highlighting pathways for innovative alcohol use disorder treatments and drug repurposing opportunities. Study: Gene ...

LTspice simulation of the K2-W Vacuum Tube Op Amp’s design reveals the mad science that created a commercial revolution in 1950s and 1960s analog computing. The K2-W's first-stage differencing ...