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Technical Information
SoundTouch
™
SA-4 Amplifier
Features
•
Bose
®
proprietary digital signal processing technology
•
Built-in digital volume control
•
Thermal overload protection
Dimensions and Weight
•
14¼ in. wide x 5½ in. deep x 4¼ in. high (36.2 cm x 14.0 cm x 10.8 cm)
•
11.0 lb (5 kg)
Power rating
•
USA/Canada: 120V
60 Hz, 400W
•
International: 220-240V
50/60 Hz, 400W
Input sensitivity
0.5 Vrms @ 1 kHz
Signal to Noise ratio (S/N)
90 dB
Output power (continuous average)
100W / channel minimum into 6 ohms, from 30 to 15 kHz,
with no more than 0.5% THD.
Temperature range
32° F to 104° F (0° C to 40° C)
Speaker cable recommendations
Maximum Length
Gauge
30 ft (9 m)
18 (0.82 mm
2
)
45 ft (14 m)
16 (1.3 mm
2
)
70 ft (21 m)
14 (2.0 mm
2
)
