Dayton Audio APA150 150W Power Amplifier

The Dayton Audio APA150 power amplifier delivers 75 watts per channel in stereo configuration, or 150 watts into 8 ohms when bridged into mono mode. Its built-in, switchable low-pass filter makes it a great option for driving subwoofers or tactile transducers, making it one of the most versatile amplifiers on the market today.

Highlights for the Dayton Audio APA150 150W Power Amplifier

• Sleek, modern design that looks great and fits in any space
• Virtually noise-free fan: Quiet operation, perfect for near-field setups
• High current, discrete output transistors ensure cool and quiet operation
• Adjustable low-pass crossover (50-150 Hz) for precise room control
• Gold-plated 5-way binding posts supporting up to 8 AWG wire

Product details for Dayton Audio APA150

The Dayton Audio APA150 amplifier is built for multi-use audio applications, from powering a stereo pair of speakers to a center channel or even a subwoofer. This compact and powerful amp is designed to fit into tight spaces while providing full audio performance. With a fully adjustable crossover and the ability to daisy-chain amplifiers, the APA150 is ideal for multi-room audio systems or bi-amp configurations.

Key specifications:

• Stereo power output: 75 watts per channel into 4 ohms
• Mono bridged output: 150 watts into 8 ohms
• Frequency response: 20 Hz to 20 kHz (+0, -1 dB)
• Low-pass filter: Adjustable between 50-150 Hz, 18 dB/octave slope
• Auto on/off: Silent turn-on and turn-off
• Protection: Short circuit and thermal overload protection
• Inputs: Gold-plated RCA connectors
• Outputs: 5-way gold-plated binding posts (accepts up to 8 AWG wire)

What's in the box?

• 1x Dayton Audio APA150 amplifier
• 1x Power cord
• 1x User manual

How to set up and connect the Dayton Audio APA150

Connecting a line-level device:

1. Connect your source device's RCA output to the amplifier's RCA input.
2. For mono signals, use the left input channel.

Daisy-chaining multiple APA150s:

1. Connect the RCA line-level output from the first amplifier to the input on the next amplifier.

Using the low-pass filter:

1. Set the Low Pass-Flat switch to "Low Pass."
2. Adjust the crossover frequency between 50-150 Hz to match your setup.

Connecting speakers for stereo operation:

1. Power off the amplifier.
2. Strip 12.7 mm of insulation from the speaker wire and insert the wires into the binding posts, ensuring correct polarity.

Connecting speakers for bridged-mono operation:

1. Set the Mono-Stereo switch to Mono.
2. Connect the positive wire to the top left binding post and the negative wire to the bottom right binding post.

FAQ about the Dayton Audio APA150 150W Power Amplifier

Can the APA150 be used to power a subwoofer?

Yes, the APA150 is equipped with a switchable low-pass filter, making it ideal for subwoofer use in both stereo and mono bridged modes.

How quiet is the fan on the APA150?

The fan operates virtually silently, making it perfect for near-field and desktop audio applications.