The DA250FH is a state-of-the-art Class D amplifier designed by TOA, delivering exceptional audio performance with a power output of 250 watts per channel across four channels, specifically tailored for 100V line applications. This amplifier is engineered to provide high efficiency and low heat generation, making it an ideal choice for commercial audio systems, including public address, background music, and other professional audio environments. The DA250FH’s robust construction ensures reliability and durability, allowing it to perform consistently in demanding settings.
Equipped with advanced features, the DA250FH includes a built-in digital signal processor (DSP) that enhances sound quality and provides various audio processing options. Users can take advantage of adjustable equalization settings, crossover frequencies, and delay adjustments, enabling precise control over the audio output to suit specific venue requirements. Additionally, the amplifier supports multiple input options, including balanced XLR and unbalanced RCA connectors, ensuring compatibility with a wide range of audio sources. The intuitive front panel interface allows for easy monitoring and adjustments, making it user-friendly for both novice and experienced audio professionals.
The DA250FH is designed with safety and efficiency in mind, featuring built-in protection circuits that guard against overheating, short circuits, and overloads. This ensures that the amplifier operates smoothly without compromising audio quality or risking damage to connected equipment. With its compact design, the DA250FH can be easily integrated into existing audio setups or installed in new systems, making it a versatile choice for various applications. Whether used in schools, auditoriums, or commercial venues, the TOA DA250FH Class D amplifier stands out as a reliable and powerful solution for high-quality audio amplification.
The DA-250FH is a 4-Channel 100V Line Class D Power Amplifier, featuring lightweight, compact, high power output, and high efficiency.
It delivers 4x 250W per channel using dedicated amplifier stages and seperate switching mode power supplies.
It can be mounted in an EIA Standard 1RU slot.
Product Specification
| Power Source | 220 – 240 V AC |
|---|---|
| Amplification System | Class D |
| Power Consumption | 200 W (based on EN standards) 1150 W (rated output 100 V line |
| Input | 4 circuits 10 kO CH 1 mode ON/OFF switch (ON: CH 1 to All ch |
| Rated Output | 4 channels: 250 W × 4 (100 V line M4 screw terminal |
| Frequency Response | 50 Hz – 20 kHz (-3 dB |
| Total Harmonic Distortion | 0.1 % (1 kHz) 0.3 % (100 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) |
| S/N Ratio | 100 dB (A-weighted) |
| Crosstalk | 70 dB (A-weighted) |
| LED Indicator | Power (blue) × 1 Peak (red) × 4 |
| Cooling | Forced air cooling |
| Operating Temperature | -10 to +40 C |
| Operating Humidity | 90 %RH or less (no condensation) |
| Finish | Panel: Aluminum Case: Plated steel sheet |
| Dimensions | 482 (W) × 44 (H) × 401.8 (D) mm (18.98 × 1.73″ × 15.82) |
| Weight | 6.8 kg (14.99 lb) |
| Accessory | Power cord (2 m (6.56 ft)) …1 Tamper-proof cap …4 |
| Warranty | 3 years |
