What’s Included

• S18 Subwoofer
• 3′ Power Cord
• 6′ RCA Cable
• Getting Started Guide

Features

• Durable and rugged design with high quality solid and engineered woods (no particle board)
• Enormous 18″ Dayton Audio Ultimax speaker
• Powerful low distortion 1000W Dayton Audio amplifier
• Extra stiff speaker mounting panel (1.5″ thick)
• Internal acoustic foam lining
• Anti-vibration isolation feet
• Adjustable high frequency cutoff
• Both LFE and stereo line level inputs
• Built-in EQ allows adjusting specific frequency higher or lower

Size

• Dimensions: 48″ wide x 22″ deep x 34″ tall
• Weight: 134 lbs

Speaker: Dayton Audio UM18-22 18″ Ultimax Subwoofer

Dayton Audios Ultimax Series DVC subwoofers are purpose-built to move air and create clean, articulate, fast bass. Experience the apex of subwoofer design.

• 18″ design for enormous air movement
• Over 2″ of total cone travel!
• 1000 watts RMS power handling
• Dual mirror-imaged linear spiders ensure distortion-free excursion
• Dual 2 ohm, 2-layer copper voice coils
• Large vented pole piece and under-spider venting

Dayton Audio UM18-22 Specification Sheet

Amplifier: Dayton Audio SPA1000 1000W Subwoofer Plate Amplifier

The Dayton Audio SPA1000 subwoofer amplifier provides nearly a kilowatt of clean, reliable audio power—just what you need to get big sound out of large, low-efficiency subwoofer speaker systems.

• High power Class AB output stage for clean, controlled output
• Patented tracking downconverter power supply for high efficiency
• Toroidal power supply transformer
• Low frequency parametric EQ allows you to boost or cut for custom-tailored sound
• Advanced soft clip circuitry improves headroom and protects woofers
• OTC™ (Optimized Thermal Circuit) protects amplifier from potential heat damage
• Hercules heat sinks dissipate and control heat for extreme reliability

Dayton Audio SPA1000 User Manual

See our FAQ for common questions and answers.