Blog Entries

QA462 Now Shipping

QA462 Now Shipping

The QA462 Transducer Amplifier is now shipping

QA462 Now Shipping

The QA462 Transducer Amplifier is now shipping

From the Forum: Measuring a State of the Art Class D Amp

From the Forum: Measuring a State of the Art Cl...

This post walks through the measurements of a state-of-the-art 700W Class D amplifier.     

From the Forum: Measuring a State of the Art Cl...

This post walks through the measurements of a state-of-the-art 700W Class D amplifier.     

Characterizing Opamps

Characterizing Opamps

Modern opamp specs are amazing. They come to us in a compact PDF form with outstanding vector color graphics, making it easy to know an enormous amount about the part...

Characterizing Opamps

Modern opamp specs are amazing. They come to us in a compact PDF form with outstanding vector color graphics, making it easy to know an enormous amount about the part...

Customizing Tractor

Customizing Tractor

Tractor is our open-source platform for automating production testing. It's designed to let you build out a comprehensive test plan for your product in minutes. Measurements such as gain, frequency...

Customizing Tractor

Tractor is our open-source platform for automating production testing. It's designed to let you build out a comprehensive test plan for your product in minutes. Measurements such as gain, frequency...

Building a 6:1 Mux for 5.1 Testing

Building a 6:1 Mux for 5.1 Testing

When testing a 5.1 amplifier, it's desirable to perform the tests with all channels under load. The front-panel of the QA440 is shown below. It's a product (to be released...

Building a 6:1 Mux for 5.1 Testing

When testing a 5.1 amplifier, it's desirable to perform the tests with all channels under load. The front-panel of the QA440 is shown below. It's a product (to be released...

SneakPeek: The QA403

SneakPeek: The QA403

Last year at this time, we introduced the QA402 as a successor to the QA401. The rapid switch was required by the AKM fire, which destroyed AKM's factory where they...

SneakPeek: The QA403

Last year at this time, we introduced the QA402 as a successor to the QA401. The rapid switch was required by the AKM fire, which destroyed AKM's factory where they...