Heavy Duty Professional Power Amps 16HD »click for larger image« 1600 watt Heavy Duty Professional power amplifier specifications:        70 volt and low impedance compatible        3 rack space        Shipping Weight: 54 lbs. Power at 1kHz, .01% THD        350 watts x 2 @ 8 ohms        550 watts x 2 @ 4 ohms        800 watts x 2 @ 2 ohms      1200 watts bridged @ 8 ohms      1600 watts bridged @ 4 ohms Power Bandwidth: 20Hz~20kHz Damping Factor: 400:1 THD: Less Than 0.01% (20Hz~20kHz) Signal to Noise: Greater Than 105dB Input: Balanced XLR and ¼" TRS jacks Output: Binding Posts / Banana Jacks Net Weight: 49 lbs. 8HD »click for larger image« 800 watt Heavy Duty Professional power amplifier specifications:        2 rack space        Shipping Weight: 32 lbs. Power at 1kHz, .1% THD      200 watts x 2 @ 8 ohms      400 watts x 2 @ 4 ohms      800 watts bridged @ 8 ohms Power Bandwidth: 20Hz~20kHz Damping Factor: >300 THD: Less Than 0.03% (20Hz~20kHz) 150Hz crossover on each channel Input: Balanced XLR and ¼" TRS combination jacks Output: Speakon Connectors and Binding Posts / Banana Jacks Net Weight: 29 lbs. 3HD+ »click for larger image« 600 watt Heavy Duty Professional power amplifier specifications:      2 rack space      Shipping Weight: 17 lbs. Power at 1kHz, .1% THD        150 watts x 2 @ 8 ohms        300 watts x 2 @ 4 ohms        450 watts bridged @ 8 ohms Power Bandwidth: 20Hz~20kHz Damping Factor: >300 THD: Less Than 0.03% (20Hz~20kHz) Input: Balanced XLR and ¼" TRS jacks Output: Binding Posts / Banana Jacks / Speakon Net Weight: 15 lbs. 3HD »click for larger image« 300 watt Heavy Duty Professional power amplifier specifications:      1 rack space      Shipping Weight: 14 lbs. Power at 20Hz~20kHz, .03% THD      100 watts x 2 @ 8 ohms      150 watts x 2 @ 4 ohms Power Bandwidth: 20Hz~20kHz Damping Factor: 250:1 THD: Less Than 0.03% (20Hz~20kHz) Signal to Noise: Greater Than 103dB Input: Balanced XLR and ¼" TRS jacks Output: Binding Posts / Banana Jacks Net Weight: 12 lbs.