Below you can find logos, similar to the Audio Alchemy.

RealAudio RealAudio vector
CD DIGITAL AUDIO CD DIGITAL AUDIO  vector
Balanced Audio Technology Balanced Audio Technology vector
BOSS AUDIO BOSS AUDIO vector
Grundig Car Audio Grundig Car Audio vector
CROWN AUDIO 1 CROWN AUDIO 1 vector
Thule Audio Thule Audio vector
Audiobahn Audiobahn vector
Car Audio Car Audio vector
audio pro1 1 audio pro1 1 vector
COMPACT DISK AUDIO COMPACT DISK AUDIO vector
QSC Audio QSC Audio vector
Match Audio & Video Match Audio & Video vector
ProAudio + Visie ProAudio + Visie vector
TOAD Audio Express TOAD Audio Express vector