TOA DA-250F Multichannels Digital Power Amplifier 250 w. Class D
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TOA DA-250F Multichannels Digital Power Amplifier 250 w. Class D
ยี่ห้อ : TOA
รุ่น : DA-250F
The DA-250F is a 4-Channel Digital Power Amplifier featuring lightweight, compact, high power output, and high efficiency. It delivers 250 W × 4 channels (4 Ω output) using a switching power supply. Each channel is equipped with an independent power section. It can be mounted in an EIA Standard equipment rack (1 unit size).
ower Source
220 - 240 V AC
Amplification System
Class D
Power Consumption
200 W (based on EN standards)
1200 W (rated output 4 Ω × 4)
800 W (rated output 8 Ω × 4)
Input
4 circuits
10 kΩ
CH 1 mode ON/OFF switch (ON: CH 1 to All ch
Rated Output
4 channels: 250 W × 4 (4 Ω)
2 channels (BRIDGE): 500 W × 2 (8 Ω)
M4 screw terminal
Frequency Response
20 Hz - 20 kHz (±1 dB)
Total Harmonic Distortion
0.1 % (1 kHz)
0.3 % (20 Hz - 20 kHz)
Protection Circuit
Protection against excessive current flow due to overload
short circuit
temperature rise at power amp. heat sink (110 ℃ (230 ゜F) or more)
temperature rise inside the unit (80 ℃ (176 ゜F) or more)
