TOA da-550f Manuale Utente
19
* 0 dB = 0.775 V
Note: The design and specifications are subject to change without notice for improvement.
Removable terminal plug (3 pins) ........................................ 4
Tamper-proof cap ................................................................ 4
Tamper-proof cap ................................................................ 4
• Accessories
120 V AC, 50/60 Hz
Digital class D
480 W (based on UL/CSA standards), 2800 W (rated output 4 Ω),
1650 W (rated output 8 Ω)
4 circuits, +4 dB* (1.23 V, input level control in maximum position),
10 kΩ, electronically-balanced, removable terminal block (3 pins),
XLR-3-31 type connector
CH 1 mode ON/OFF switch (ON: CH 1 to All ch, OFF: Each ch)
4 channels: 550 W x 4 (4 Ω), 350 Wx 4 (8 Ω)
2 channels (BRIDGE): 1,100 W x 2 (8 Ω)
M4 screw terminal, distance between barriers: 8.8 mm (0.35")
20 – 20,000 Hz (–2 dB, +1 dB)
0.1% (1 kHz), 0.15% (20 – 20,000 Hz)
Protection against excessive current flow due to overload, short circuit,
unusual DC voltage output, and heat sink temperature rise (over 100°C)
100 dB (A-weighted)
70 dB (A-weighted)
Control input:
Digital class D
480 W (based on UL/CSA standards), 2800 W (rated output 4 Ω),
1650 W (rated output 8 Ω)
4 circuits, +4 dB* (1.23 V, input level control in maximum position),
10 kΩ, electronically-balanced, removable terminal block (3 pins),
XLR-3-31 type connector
CH 1 mode ON/OFF switch (ON: CH 1 to All ch, OFF: Each ch)
4 channels: 550 W x 4 (4 Ω), 350 Wx 4 (8 Ω)
2 channels (BRIDGE): 1,100 W x 2 (8 Ω)
M4 screw terminal, distance between barriers: 8.8 mm (0.35")
20 – 20,000 Hz (–2 dB, +1 dB)
0.1% (1 kHz), 0.15% (20 – 20,000 Hz)
Protection against excessive current flow due to overload, short circuit,
unusual DC voltage output, and heat sink temperature rise (over 100°C)
100 dB (A-weighted)
70 dB (A-weighted)
Control input:
Power ON/OFF status of the individual channels
Photocoupler input
Photocoupler input
drive voltage: 9 V DC (Min) – 14 V (Max), 12 V (Typ)
Monitor output:
Power ON/OFF status of the individual channels, Protection
status of the individual channels, Fan operation status
Photocoupler open collector output
status of the individual channels, Fan operation status
Photocoupler open collector output
withstand voltage: 30 V DC
control current: under 12 mA
control current: under 12 mA
Connector:
RJ45 connector x 2
Connection cable: Category 5 twisted pair cable for LAN (CAT5-UTP)
Maximum cable distance: 600 m (656.17 yd)
Power (blue) x 1, Input (green) x 4, Output (yellow) x 4, Peak (red) x 4,
Protect (red) x 4
Forced air cooling
–10°C to +40°C (14°F to 104°F)
Under 90% RH (no condensation)
Panel: Aluminum, black, alumite
Case: Plated steel sheet
482. (w) x 88.4 (h) x 404.2 (d) mm (18.98" x 3.48" x 15.91")
8.8 kg (19.4 lb)
Maximum cable distance: 600 m (656.17 yd)
Power (blue) x 1, Input (green) x 4, Output (yellow) x 4, Peak (red) x 4,
Protect (red) x 4
Forced air cooling
–10°C to +40°C (14°F to 104°F)
Under 90% RH (no condensation)
Panel: Aluminum, black, alumite
Case: Plated steel sheet
482. (w) x 88.4 (h) x 404.2 (d) mm (18.98" x 3.48" x 15.91")
8.8 kg (19.4 lb)
Power Source
Amplification system
Power Consumption
Amplification system
Power Consumption
Input
Rated Output
Frequency Response
Total Harmonic Distortion
Protection circuit
Total Harmonic Distortion
Protection circuit
S/N Ratio
Crosstalk
Control/Monitor
Crosstalk
Control/Monitor
LED Indicator
Cooling
Operating Temperature
Operating Humidity
Finish
Operating Temperature
Operating Humidity
Finish
Dimensions
Weight
Weight
17. SPECIFICATIONS
17.1. DA-550F CU