…then the STK413-430 offers a fun, blinkered look into the past. Just keep your expectations realistic.

Probably not. For a fresh DIY build, a TDA2050 or LM3886 will give you , lower distortion, and easier sourcing. However, if you are:

: Often found in electronic keyboards or guitar amps.

Before analyzing the circuit, let us review the electrical characteristics. Operating at ±27.5V (typical) to ±38V (maximum), the STK413-430 delivers:

The STK413-430 is a 2-channel audio power amplifier IC with a maximum output power of 30W per channel. It operates on a single power supply voltage range of 10V to 30V and features a high gain of 40dB. The IC is designed to provide high-quality audio with low distortion and noise.