Audio Research DS450 MAudio Research  DS450 M Silver MonoBlock Pair Solid State Amplifiers with warranty.We are Sunny Components Inc.1370 E Cypress Street, Suite DCovina, CA-91724. Audio Research DSM450R Silver Mono Block Pair Solid State AmplifiersFactory Dem...6500.00

Audio Research DS450 M Silver MonoBlock Pair Solid State Amplifiers with warranty. [Expired]

no longer for sale

 We are Sunny Components Inc.

1370 E Cypress Street, Suite D

Covina, CA-91724. USA


Audio Research DSM450R Silver Mono Block Pair Solid State Amplifiers

Factory Demo Stock Still in Sealed Boxes.

Buy a NEW Pre-amplifier and get considerations on this pair.

 We are a authorized Audio Research Dealer.

The actual units are not pictured,  we are using a stock photo to show the units. We have a lot of other Store Demo and New Audio Research products please see our other listings.

SPECIFICATIONS Power Output: 450W into 8 ohms (650W into 4 ohms), 1% THD. Power Bandwidth: (-3dB points) 5Hz to 45kHz into 8 ohms. Frequency Response: (-3dB points at 1W) 5Hz to 45kHz into 8 ohms. Input Sensitivity: 2.9V RMS for rated output (26dB Gain) single-ended or balanced. Input Impedance: 150K ohms single-ended, 300K ohms balanced differential. Output Polarity: Non-inverting from single-ended input. Balanced pin 2+ (IEC-268). Output Regulation: 0.02dB 8 ohms loaded to open circuit (Damping factor 440). Output Current: ~35 amps peak at protective shutdown. Slew Rate: 5 volts/microsecond (20% maximum duty cycle). Rise Time: 8.0 microseconds. Hum & Noise: <300 microvolts RMS (105dB below rated output IHF A-weighted). Power Supply Capacitance: 176,800 uF total 684 Joules. Power Requirements: 100-125VAC 60Hz (200-250VAC 50Hz) 550 watts at rated output (450W into8 ohms), 700 watts at 650W into 4 ohms, 700 watts maximum, 55 watts idle. Dimensons: Width 19" (48 cm) (standard rack panel) Height 5 ¼” (13.3 cm) Depth 14 ¼” (36.2 cm) (front back panel). Optional handles extend 1 ½” (3.3 cm) forward of the ⅜” front panel. Output connectors extend 1 ½” from rear panel. Weight: 37.2 lbs. (16.9 kg) Net; 43.3 lbs. (19.7 kg) Shipping.

1. We make the effort to accurately describe EVERY item that we sell. 

2. We pack EVERY item so that it will arrive in the same condition as when we evaluated it.

3. We ALWAYS ship within 48 hours of payment.

4. We treat EVERY buyer with the courtesy and respect that we expect in return. 

5. We treat EVERY transaction as if WE were buying it - we want EVERY buyer to be satisfied with his/her purchase.

   PLEASE check out our other auctions - we ALWAYS have some of the WORLD’S BEST audio gear for sale

6. All CA Residents will pay Sales tax on all new items

7. All payments received by Credit Card or Paypal will pay 3.5% extra. 

8. International Purchases require Wire/Bank Transfer as payment only

Buyer pays all shipping costs

please see our other adds for lots of great products!

Local pickup is available in store @

Sunny Components Inc,

1370 E. Cypress Ave.

Covina, CA 91724



Seller Information

Sunnys Home Theater and Music Systems  Verified Dealer

Last 12 months

Member since November 2009