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Thank you for purchasing the Dayton Audio® SPA300-D Subwoofer Amplifier. It has been designed and built to provide years
of high quality sound reproduction, and is ideal for use in both home stereo and home theatre systems. This amplifier has been
engineered to include features like low level audio connections, adjustable crossover frequency, adjustable level, switchable bass
boost (6 dB @ 30 Hz), auto on/off circuit activated by input signal, and comprehensive internal protection against shorted speaker
loads, thermal faults, and overload conditions.
FEATURES:
• Efficient class-D design keeps size and weight to a minimum
• Adjustable level to match the output of the main speakers
• Auto-on feature conserves power when no signal is present
• Variable 40 to 200 Hz low-pass crossover for a smooth transition to main speakers
• Switchable 6 dB @ 30 Hz bass boost for maximum performance from smaller drivers and enclosures
• 0° to 180° phase switch for better integration
• 5V USB power output for powering wireless audio receiver
• Compatible with 120 and 240 VAC input (use 2.5A fuse with 240 VAC)
• Full complement of protection circuitry for reliable operation
