User Manual

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WYRED 4 SOUND STI Integrated amplifier v2.2
4235 Traffic Way
Atascadero , C A 93 4 22
PH: 805-466-9973
FAX: [phone]
[e-mail]
www.wyred4sound.com
©2013 WYRED 4 SOUND
All rights reserved. Page 12 of 12
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STI-500
STI-1000
Typical THD+N 8Ω (10W out)
0.005%
0.008%
Power Output 8Ω @ 0.2%
THD+N
250Wpc
570Wpc
Power Output 8Ω @ 1.0%
THD+N
320Wpc
615Wpc
Power Output 4Ω @ 0.2%
THD+N
550Wpc
1,140Wpc
Power Output 4Ω @ 1.0%
THD+N
625Wpc
1,225Wpc
IMD (CCIF)
0.0005%
0.0005%
Transient Intermodulation (TIM)
0.003%
0.005%
Output Idle Noise
80uV
80uV
Efficiency (4Ω)
80% @
500W
78% @
1000W
Efficiency (8Ω)
77% @
200W
77% @
500W
Frequency Response (20Hz--
20kHz)
± 0.3db
± 0.4db
Lower Bandwidth
3.3Hz
all loads
3.3Hz
all loads
Balanced Input Impedance
60.4kΩ
60.4kΩ
Unbalanced Input Impedance
60.4kΩ
60.4kΩ
Dynamic Range
115db
118db
Gain
0-39db
0-39db
Sensitivity
0.55 V
0.75 V
Output Impedance
0.005 Ω
0.005 Ω
Min Load
2Ω
2Ω
Damping Factor (100Hz 8Ω)
2000
2000
Max Output Current
35A
40A
Channel Tracking
<+/-
0.05db
<+/- 0.05db
Crosstalk (20Hz--20kHz)
> 77 db
>85 db
Idle power consumption
25w
35w
*All specs are given as a per channel rating*