Ab international sub 1850 brochure

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AB MODEL'SUB 1850 SPECIFICATIONS

Type: Three Channel audio amplifier with two stereo full range
channels and one subwoofer channel

Power Output : 250 Watts per full-range channel 8 ohms (Single
425 Watts per full-range channel 4 ohms

channel 500 Watts subwoofer channel 8 ohms

driven IKHZ 850 Watts subwoofer channel 4 ohms

120 VAC) 1125 Watts subwoofer channel 2 ohms

Gain: 28 dB (Channels One and Two)
32.5 dB (Subwoofer Channel)

Control and AC mains power switch, power on LED indicator, Channel

Indicators One and Two and Subwoofer level controls, signal present

and clip indicators for each channel, selectable Subwoofer
Crossover Frequency Switch, Ground Lift Switch (Rear

Pannel)
Crossover Standard Selections so,1oo,120,14o Hz, Sub Boost,
Frequency Bypass switches for Ch. One and Two High Pass Filters
561666011: (Note:Custom Filters Availiable On Request)
Special Feature: Soft Clip speaker protection
Cooling: Convection cooled , assisted by two- speed temperature
controlled fan
Crosstalk: ~86 dB
Damping Factor: 500:] at IkHz
Slew Rate: Closed-loop, greater than 40V per micro second
Frequency Plus/minus 0.5 dB
Response: 20 Hz-ZOkHz
Distortion; No more than 0.25 percent THD or IM, 0.01W to rated

output, 20 Hz to 20kl-lz (typically 0.02 percent)

Hum and Noise: 101 dB below rated output (unweighed, 20kI-lz bandwidth)

Input Sensitivity: 1.1MS for rated output

Input Impedance: 15k ohms nominal, balanced and unbalanced inputs

Input Connectors: (2) 114' phone jacks (unbalanced); (2)XLR receptacles

(balanced)
Output Connectors: Dual 5-way binding posts
Power: 1800 Watts maximum
Dimensions: 5 ll4"H (133cm), 19"W (48.30m), 11 7/8" (302cm) behind
pannel, 13"(33.0 CM) overall
Weight: 39 lbs. (17.7 Kg)

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