EDN

To bias or not bias: New audio output transistors make that decision easy

ThermalTrak integrates power output transistors with thermal bias diode. One of the major design concerns in the output section of a typical class AB audio amplifier is output bias and stability over ...
EDN

Audio output transistors eliminate thermal lag, bias trimming

Offered in a 5-lead TO-264 package, the 15-A NJL1302D (pnp) and NJ3281D (npn) ThermalTrak bipolar power transistors incorporate an internal thermally matched bias diode to eliminate warm-up time, ...
Ars Technica

Help me fix my amplifier- it has a blown output transistor, how do I tell which one it is?

There appears to be 16 large transisitors which were mounted to the heatsink of this amplifier. It is a Planet Audio 4 channel car audio amp. From some quick Google searching, it looks like I should ...
Embedded

Matching and tuning audio amplifier output stability and sound performance.

This “Product How-To” article focuses how to use a certain product in an embedded system and is written by a company representative. Audio amplifier products are becoming more and more advanced in ...
Audioholics

10 Things about Audio Amplifiers You've Always Wanted to Know

1. Is Amplifier Weight an Indicator of Robust Amplifier Design? You have to find out if the amplifier is a Class A/B analog amp or a Class D digital amplifier before you can generalize about weight ...