TOA DA-250F CN User manual

TOA DA-250F CN User manual
 % dd Ti
zd TOA MULTICHANNEL POWER AMPLIFIER DA-250F(CN)
MOESCRIPTIÓN
The DA—250F is a 4-Channel Digital Power Amplifier featuring lightweight, compact, high power
output, and high efficiency. It delivers 200 W X 4 channels (4 Q output) using a switching
power supply. Each channel is equipped with an independent power section.
[t can be mounted in an EIA Standard equipment rack (1 unit size).
BSPECIFICATIONS
x0 dB = 0.775 V
Power Source
220 — 240 V AC, 50/60 Hz
Amplification System
Class D
Power Consumption
200 W (based on CCC standards)
1200 W (rated output 4 Q X 4)
800 W (rated output 8 Q X 4)
Input
4 circuits, +4 dBx (1.23 V) (input level control in maximum position),
10 КО, electronically—balanced, removable terminal block (3 pins)
CH 1 mode ON/OFF switch (ON: CH 1 to All ch, OFF: Each ch)
Rated Output
4 channels: 250 W Xx 4 (4 ©), 1/0 W X 4 (8 Q)
2 channels (BRIDGE): 500 W X 2 (8 Q)
M4 screw terminal, distance between barriers: 8.8 mm
Frequency Response
20 Hz — 20 kHz (+1 dB)
Total Harmonic Distortion
0.1 % (1 kHz)
0.5 % (20 Hz — 20 kHz)
Protection Circuit
Protection against excessive current flow due to overload,
short circuit, unusual DC voltage output,
temperature rise at power amp. heat sink (110 °С ог more),
temperature rise inside the unit (80 °C or more)
Signal to Noise Ratio
100 dB (A-weighted)
Crosstalk
70 dB (A—weighted)
LED Indicator
Power (blue) X 1, Input (green) X 4, Output (yellow) X 4,
Peak (red) X 4, Protect (red) X 4
Cooling
Forced air cooling
Operating Temperature
—10 C to +40 C
Operating Humidity
90 ZRH or less (no condensation)
Finish Panel: Aluminum, black, alumite Case: Plated steel sheet
Dimensions 482 (W) X 44 (H) X 401.8 (D) mm
Weight 6.8 kg
Accessory Power cord (1.8 m) -1, Removable terminal plug (3 pins) +4,
Tamper—proof cap 4, Rack mounting screw (with plain washer) --4
HAPPEARANCE
| 442 RX
Г |
Cle — Yo LF SARAH co EE e JO
f TOAHXAH ФОКС SN E : Fo )
® 5 9
O | ey J) lo EI 22 A = TO
Rear View
482
| 465 KX
Г |
© CT amer | a= 0 >
1902604 CI] E > x <
0000 (/)оооо (/)00009 (J) 0000 o []: my
(D MULTICHANNEL POWER AMPLIFIER DA-250F DO $
Front View ©
© ®
© O О
O O
| 371
ke
401.8
ke
UNIT:mm SCALE:1/3 Side View
061
TOA Corporation DWG No: GDAOOGA1—5
Was this manual useful for you? yes no
Thank you for your participation!

* Your assessment is very important for improving the work of artificial intelligence, which forms the content of this project

Download PDF

advertisement