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 Quad
Amplifier (4 Amp Circuit in One)
Substantial
Protection Circuitry
Various
LED Display (Power, Protection, Clip, & Signal)
Mode
Switch - Parallel, Stereo, Bridged Mono
Fan
Cooling - 2 Step Low Noise Fan
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QD4240 |
QD4480 |
QD4960 |
| Power
Output
(1kHz, 1% THD) |
4ohm (Quad Ch) |
40W |
80W |
170W |
| 8ohm (Quad Ch) |
60W |
120W |
240W |
| 8ohm bridged mono |
120W |
240W |
480W |
| Input
Sensitivity (8ohm, 1kHz) |
0.775Vrms |
| Input
Impedance |
20kohm Balanced |
| Slew
Rate (8ohm, Full Swing) |
±30V/µsec |
| Frequency
Response (±0.5dB) |
20kHz ~ 50kHz |
| T.H.D.
(f=20Hz~20kHz, Half Power) |
0.03% |
| Signal
to Noise Ratio |
105dB |
| Damping
Factor (8ohm, 1kHz) |
100 |
| Residual
Noise |
-85dB |
| Channel
Separation (8ohm, 1kHz) |
80dB |
| Voltage
Gain (4ohm) |
26dB |
29dB |
32dB |
| Power
Source |
AC 110~240V, 50/60Hz |
| Power
Consumption |
300W |
420W |
770W |
| Weight |
25lbs.
11.3kg |
34lbs.
15.4kg |
37lbs.
16.7kg |
| Dimensions |
482(W) x 88(H)
x 369(D) mm |
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Owners Manual, Spec Sheet,
Block Diagram, Drawing, and Large Scale Photo can be found
here. |
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