Niles SI-275 & SI-1230 II

This is for 2 NILES Amps

SI-275 2 channel stereo amp

And

SI-1230 12 channel Series II Amp

Both for only $600 !

The Niles SI-1230 is a popular multi-channel power amplifier designed for distributed audio systems. It comes in a "Series 2" version, which is generally what you'll find available.

Here's a breakdown of its typical price and specs:

Price:

The price of a Niles SI-1230 amplifier can vary significantly depending on whether it's new or used, and the vendor.

* New: You can find new Niles SI-1230 Series 2 amplifiers ranging from around $800 to $1,700 USD from various online retailers and home entertainment stores.

* Used: On secondary markets like eBay, prices for used units can range from under $100 for "parts only" units to around $200-$500 for working used units, and sometimes higher for units in "excellent" condition.

Specifications (Niles SI-1230 Series 2):

* Channels: 12 channels

* Power Output (Unbridged):

* 30 watts RMS per channel into 8 ohms (all channels driven)

* 40-42 watts RMS per channel into 4 ohms (all channels driven)

* Power Output (Bridged):

* Each of the six adjacent speaker output pairs is bridgeable.

* 80 watts RMS per channel into 8 ohms (when bridged, 6 channels total)

* Minimum Impedance: 4 ohms (unbridged), 8 ohms (bridged)

* Total Harmonic Distortion (THD):

* 0.04% THD from 20 Hz to 20 kHz (8 ohms, unbridged)

* 0.06% THD from 20 Hz to 20 kHz (4 ohms, unbridged)

* 0.06% THD from 20 Hz to 20 kHz (8 ohms, bridged)

* Frequency Bandwidth: 20 Hz - 20 kHz

* Turn-on Modes: Manual, Audio Sense, External Voltage Trigger

* Inputs: Typically 13 RCA inputs (12 dedicated, plus a BusMatrix™ input)

* Outputs: 12 speaker outputs (binding posts)

* BusMatrix™ Selector: Allows flexible routing of audio signals to different channels (Left, Right, Mono, or dedicated input).

* Level Controls: Independent level controls for all 12 channels.

* Dimensions: Approximately 17.25" (W) x 5.75" (H) x 16.25" (D)

* Weight: Approximately 35 lbs.

* Rack Mount: Includes rack mount ears.

* Power Supply: Switchable 110V-230V.

This amplifier is known for its versatility in multi-room audio installations, allowing for flexible power distribution and signal routing.