- Description
Details
The DA-250FH is a 4-channel digital power amplifier designed for 70V line high-impedance distribution and features lightweight, compact, high power output, and high efficiency. It delivers 250 W x 4 channels (19.6 Ω output) using a switching power supply. Each channel is equipped with an independent power section. It can be electrically isolated from the high-impedance speaker system by attaching the MT-251H output transformer (optional). It can be mounted in an EIA Standard equipment rack (1 unit size).
- Features
Features
- 4x 250W (70V)
- 2x 500W bridged mode (140V)
- Limiter and High pass filter
- Class D design – 85% efficient
- 30% lower power consumption than conventional amplifiers
- Lightweight (14.6 lbs)
- Comprehensive protection circuitry
- Removable dust filters for easy maintenance
- Optional 250W isolation transformer, model MT-250H (DA-250FH only)
- Specification
Power Source 120 V AC, 50/60 Hz Amplification System Digital Class D Power Consumption 250 W Input 4 circuts +4 dB Rated Output 4 Channels: 250 W x 4 (19.6 ohms)
2 Channels: 500 W x 2Frequency Response 50 - 20,000 Hz S/N Ratio 100 dB Crosstalk 70 db Cooling Forced air cooling Operating Humidity 90 %RH or less (no condensation) Finish Panel: Aluminum Case: Plated steel sheet Operating Temperature -10 ℃ to +40 ℃ (14 ゜F to 104 ゜F) Accessory Power cord, removable terminal plug, volume control cap Option Matching transformer: MT-250H Dimensions (H x W x D) 18.98" (482 mm) × 1.73" (44 mm) × 15.82" (401.8 mm) Weight 14.99 lbs (6.8 kg) - Reviews
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