เครื่องขยายเสียง TOA DA-250F Multichannel Power Amplifier

POWER-AMP (เพาเวอร์แอมป์) > TOA

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คลิกเพื่อดูภาพขยาย]

รหัส : DA-250F

ยี่ห้อ : TOA

รุ่น : DA-250F

ราคาปกติ : ~~63,200.00~~

ราคาพิเศษ : 49,290.00

เว็บไซต์เกี่ยวข้อง : http://www.toa.jp/products/amplifiers/da/da-250f_cu.html

รายละเอียดย่อ :

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.

รายละเอียดทั้งหมด :

*0 dB = 0.775 V

Power Source	120 V AC, 50/60 Hz
Amplification System	Class D
Power Consumption	200 W (based on UL/CSA standards) 1300 W (rated output 4 Ω × 4) 850 W (rated output 8 Ω × 4)
Input	4 circuits, +4 dB* (1.23 V) (input level control in maximum position), 10 kΩ, 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 × 4 (4 Ω), 170 W × 4 (8 Ω) 2 channels (BRIDGE): 500 W × 2 (8 Ω) M4 screw terminal, distance between barriers: 8.8 mm
Frequency Response	20 - 20,000 Hz (±1 dB)
Total Harmonic Distortion	0.1% (1 kHz) 0.3% (20 - 20,000 Hz)
Protection Circuit	Protection against excessive current flow due to overload, short circuit, unusual DC voltage output, temperature rise at power amp. heat sink (110℃ or more), temperature rise inside the unit (80℃ or more)
S/N Ratio	100 dB (A-weighted)
Crosstalk	70 dB (A-weighted)
LED Indicator	Power (blue) × 1, Input (green) × 4, Output (yellow) × 4, Peak (red) × 4, Protect (red) × 4
Cooling	Forced air cooling
Operating Temperature	-10℃ to +40℃
Operating Humidity	90% RH or less (no condensation)
Finish	Panel: Aluminum, black, alumite Case: Plated steel sheet
Dimensions	482 (W) × 44 (H) × 401.8 (D) mm
Weight	6.6 kg
Accessory	Power cord (2 m) …1, Removable terminal plug (3 pins) …4, Tamper-proof cap …4

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