Nady Systems 3WA1700 Manuale Utente

S P E C I F I C AT 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

Ω)..............................................................................................................................................................> 250

Slew Rate (1KHz @ 2 x 4

Ω) ..........................................................................................................................................................................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

Ω / 20KΩ

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.