Starke Sound’s new AD4.320 4-channel power amplifier ($1,399) uses a home-grown Class D amplifier module combined with an old-school linear power supply. It can be bridged for up to 650 watts!

The Starke Sound Fiera4 is an exciting new four channel Class D amplifier. It provides plenty of power (130wpcx4) to juice your home theater in a light weight and energy efficient package. Read on.

We earn commissions from purchases you make using links in our articles. Learn more. For many car owners, the stock stereo just won't cut it and thankfully there are plenty of cost-efficient ways to ...