EDN

A tutorial on instrumentation amplifier boundary plots—Part 1

Here is a close look at the common- versus differential-mode voltage and instrumentation amplifier (IA) topologies.

When Eddie Van Halen crash-tested one of EVH’s most iconic guitar amps – and risked 5150 Studios in the process

Before Eddie Van Halen could sign off on the EVH 5150 III, he had to make sure it was borderline indestructible ...
What Hi-Fi? on MSN

Musical Fidelity B1xi

Boasting a wide range of connections and a punchy and cinematic sound, the B1xi is an attractive choice at this mid-price ...
What Hi-Fi? on MSN

5 of the most exciting hi-fi and home cinema products we have in for testing this November

We sadly don't have a valve amplifier in for testing, but we do have Rotel's high-end CD player that's built like a tank, a ...
IEEE

Cryogenic C-Band Hybrid MMIC Low-Noise Amplifier Using HTS Input Matching Network Assisted by Gray Wolf Optimizer

Abstract: In this article, a cryogenic 4–8-GHz hybrid monolithic microwave integrated circuit (MMIC) low-noise amplifier (LNA), enhanced with an external high-temperature superconductor (HTS) ...