Search results for Amplifiers

Evaluating the Class AB Output Stage for Piezo Driver Design

We examine the basic requirements of piezoelectric amplifiers and how Class AB operation can meet them.

The LM386: How National Semiconductor Put a Speaker Amplifier in Eight Pins

Developed in the mid-1970s, National Semi’s LM386 collapsed a complete audio output stage into a single DIP-8 package running off a 9-V battery—and it became the first amplifier mo...

Design and Performance of the Class D Output Stage for Piezo Drivers

In this article, we explore the operation of a Class D stage with a capacitive load and how it can be used in piezo amplifier design.

Donner MAMP2 Review: A Feature-Packed Budget Amplifier for Modern Homes

There are plenty of entry level amps in the $150 and around price range. Despite having so many options there are only a few that provide the latest functionality suited for homes...

ROHM adds 17 CMOS op amps for automotive sensor processing and motor control

ROHM has added 17 CMOS operational amplifiers across two new series, TLRx728 and BD728x, targeting automotive, industrial and consumer precision applications. The lineup spans 1-ch...

Teenage Engineering might be getting into instrument amps next

An unannounced Teenage Engineering device, the KO-Amp 35, can be found over at the FCC in a new filing. The label clearly marks it as a member of the mid-range EP family instrument...

Class AB vs. Class D: Understanding the Trade-Offs for Piezo Driver Design

In this article, we explore when to choose a Class AB or Class D output stage for your piezo amplifier design. We'll also examine the Class D stage's power supply requirements.

“What happens when you do more with dramatically more?” Quilter Labs unveils The Vamp, a four-wheeled, 200,000-watt guit...

Just add fuel…and maybe use earplugs?

“The sound and fury of a classic Marshall amp, but in a format that’s incredibly easy to get the best from”: Synergy SYN...

Synergy’s range of modular marvels has been dialled up to 11…

Mini amp disguised as a Bluetooth speaker packs infinite tones

200,000 models, AI stem separation, impossibly big sound: Blackstar just dropped a mini amp that could change the market...

The BEAM Mini could offer big competition to the Spark Go, with “component-level” models, cutting-edge AI practice tools and support for NAM open source captures

Analog Devices Unveils 2.0 Version of Its In-Cabin Automotive Audio Bus

The new ADAA245x series increases bandwidth by 400 percent and introduces Ethernet tunneling for software-defined vehicles.

Rohm Shoots Out 17 New Op Amps to Its High-Performance Portfolio

The new CMOS op amps combine low offset voltage, low noise, and 10-V/μs slew rate for flexible precision design.