STA-553D 3-Channel Amplifier for Sats and Sub

A great amp for satellite and sub configurations. You can connect up to 4 satellite speakers (8 ohm) and 2 subs (8 ohm) or 2 satellite speakers (4 ohm) and 1 sub (4 ohm).

Crossover points can be set for satellites/subs and useful 2 or 3 input mode. (If in 2-channle mode subwoofer is fed from L + R Channels).

Features:

• Class D concept
• Adjustable crossover frequency for sat and sub
• 3 level controls
• Temperature-controlled fan
• Protective circuit with LED indication for protection against short circuit, overheating and DC voltage overlay at the outputs
• Each channel with LEDs for indicating overload (clip) and signa

Specifications:

• Peak output power 600 W
• Power rating 550 W
• Power rating at 4 Ω 2 x 150 W (satellite) 1 x 250 W (subwoofer)
• Power rating at 8 Ω 2 x 100 W (satellite) 1 x 160 W (subwoofer)
• Channels 3
• Inputs 1.5 V/14 kΩ
• Frequency range 20-20,000 Hz
• Crossover network 12 db/oct.
• Crossover frequency 50-250 Hz
• Integrated limiter no
• S/N ratio > 96 dB
• Crosstalk attenuation > 70 dB
• THD < 0.05%
• Mains voltage ~ 230 V
• Mains frequency 50 Hz
• Power consumption, operation 800 VA
• Admiss. ambient temp. 0-40 ¬∞C
• Width 482 mm
• Height 52 mm
• Depth 290 mm
• Rack spaces, RS 1
• Weight 4.5 kg
• Connections 3 x plug-in screw terminal