Acoustic research Hi-Res Series AR-1 Sunfire Powered. Condition: 8.5 out of 10. Description: Three-way, floor-standing loudspeaker with 500W Sunfire powered woofer. Drive-units: one 1 (25mm) titanium-dome tweeter. Two 5.25 (135mm) aluminum-alloy cone mid-range drivers. One 15 (375mm) side-firing, acoustic-suspension woofer powered by an internal 500W RMS amplifier. Crossover frequencies: 100Hz active low-pass, 24dB/octave; passive high-pass at 120Hz, 12dB/octave; 2.5kHz high-pass, 12dB/octave. Frequency response: 20Hz-20kHz, ±3dB. Nominal impedance: 8 ohms. Woofer amplifier distortion: 0.1% THD at rated output. Woofer amplifier S/N ratio: 90dB ref. Dimensions: 43.7″ (1093mm) H by 10.6″ (265mm) W by 22.13 (553.1mm) D. Weight: 84 lbs (37.8kg) each. The item “Acoustic research Hi-Res AR1 Sunfire Powered” is in sale since Sunday, November 24, 2019. This item is in the category “Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Speakers”. The seller is “dkrm9″ and is located in Englishtown, New Jersey. This item can’t be shipped, the buyer must pick up the item.
- Brand: Acoustic Research
- Country/Region of Manufacture: United States