2W audio power amplifier circuit based on TBA820M
4W audio power amplifier circuit based on TCA830S
7W audio power amplifier circuit based on TBA810P-810AP
8W audio power amplifier circuit based on TDA2002-2003
9W Audio power amplifier circuit using A783
9W Audio power amplifier circuit using PC 2002
10W Audio Power Amplifier Circuit based on TDA2006
10W audio power amplifier circuit based on TDA1004A
12W audio power amplifier circuit based on TDA1020
20W audio power amplifier circuit based on TDA1520