Sumiko S.9 Subwoofer

Sumiko S.9 Subwoofer Review

Sumiko has decided to enter the somewhat crowded subwoofer market with a new line of subwoofers. Not merely content to make a big box that pipes out loud, one-note bass, Sumiko has decided to pursue the more difficult goal of making subwoofers that blend seamlessly with high quality speakers and truly increase the dynamics and weight of an audio system.

Seaton Sound SubMersive HPi+ Subwoofer Review

Seaton Sound builds subwoofers primarily for custom installations. As such, they do not have a lot of knobs, switches, and dials on the amplifier panel. What they do have is great sound - punchy and deep - with the capability of having a 6,000 watt Class D amplifier driving the main enclosure and an additional passive enclosure. You can imagine the results.

Classé Sigma SSP, Sigma Amp2 and Sigma Amp5 Review

The Sigma SSP is Classé's newest 7.1 channel surround sound processor. Classé optimized it for two-channel music playback and gave it extensive customization features. Included in this review are the Classé Sigma Amp2 two-channel amplifier and Sigma Amp5 five-channel amplifier. The combination of the Sigma SSP, Amp2 and Amp5 produces exceptional sound quality for both music and movies.