Nady Systems 3WA-1700 Stereo Amplifier User Manual


 
9
S P E C I F I C A T I O N S
1. OUTPUT SECTION
Power Output (all channels driven simultaneously, 1% THD)
Channel 1 & 2 ....................................................................................................................................................................300W RMS per side @ 8
450W RMS per side @ 4
Subwoofer........................................................................................................................................................................................550W RMS @ 8
800W RMS @ 4
Ch 1 & 2 “Touch-proof” binding posts (banana jack) outputs
Damping Factor (20Hz – 400Hz @ 8)..............................................................................................................................................................> 250
Slew Rate (1KHz @ 2 x 4) ..........................................................................................................................................................................6.5V / uS
Frequency Response ................................................................................................................................................................10Hz ~ 50KHz (- 2dB)
THD + Noise........................................................................................................................................................................................................0.04%
S/N Ratio ...................................................................................................................................................................................................... - 86dBm
Noise Floor .......................................................................................................................................................................................................... 3mV
Total Gain..............................................................................................................................................................................................................40dB
Amplifier Protection ............................................Four variable speed fans for cooling; Power On/Off relay; RF protection; DC offset protection circuits;
thermal overload protection; short circuit protection
2. INPUT SECTION
Sub, Ch 1 & 2 balanced XLR and 1/4”TRS
Input Impedance balanced / unbalanced ................................................................................................................................................40K / 20K
Sensitivity (level control set to max)
Ch 1 & 2 balanced / unbalanced............................................................................................................................-3.8dBm, 500mV / +2.2dBm, 1V
Sub balanced / unbalanced ................................................................................................................................-2.1dBm, 600mV / +3.8dBm, 1.2V
Max Input Level (Level control set to Mid)............................................................................................................................................>5V, +16.2dBm
Controls ....................................................................................................................................................................Rear: Filter/Source selector, Low Cut
Front: Power switch, Ch A & B Level controls
Low Pass Filter ................................................................................................................................................adjustable 50Hz – 250Hz (-12dB/octave)
Low Cut (high pass filter) ........................................................................................................................................................fixed 30Hz (-12dB/octave)
LED Indicators
Sub, Ch 1 & 2 Signal ................................................................................................................................................3 x green LED light at 110mV
Sub, Ch 1 & 2 Clipping ..................................................................................................................................3 x red LED light 3dB before clipping
Sub, Ch 1 & 2 Protect ..........................................................................................................................................................................3 x Red LED
Power On..............................................................................................................................................................................................1 x Blue LED
3. GENERAL
Power Requirements ....................................................................................................................................................................................115VAC/60Hz
Fuse Requirements ....................................................................................................................................................3AG 20A 250V glass tube fast-blow
Weight ........................................................................................................................................................................................................46.2 lbs.(21Kg)
Dimensions (HWD) ..........................................................................................................................................3.5” x 19.0” x 17.2” (88.8 x 483 x 436mm)
The specifications above are correct at the time of printing of this manual. For improvement purposes, all specifications for this unit, including design
and appearance, are subject to change without prior notice.