TOA / DA-250F

The TOA DA-250F is a lightweight, compact, high-output, and highly efficient four-channel digital power amplifier featuring a rated output of 250 W x 4 (4 Ω load) and a switching power supply.

■ Power Supply: AC 100V 50/60Hz
■ Amplification Method: Class D Amplification (Digital Amplifier)
■ Power Consumption:
・1200W (4Ω x 4 at rated output)
・200W (According to the Electrical Appliance and Material Safety Act)
■ Input: 4 circuits +4dB* (1.23V) (input attenuator at maximum), 10kΩ electronically balanced
Detachable terminal block (3P)
■ Rated Output:
4 Channels: 250W x 4 (4Ω), 170W x 4 (8Ω)
2 Channels (BRIDGE): 500W x 2 (8Ω)
M4 Screw Terminals, Barrier Spacing: 8.8mm
■ Frequency Response: 20-20,000Hz (±1dB)
■ Total Harmonic Distortion: 0.15% (1kHz), 0.3% (20-20,000Hz) z)
■Protection Circuit: Overload overcurrent, short circuit, abnormal DC voltage output, heat sink temperature rise
(above 110°C)
■S/N Ratio: 100dB (JIS-A)
■Crosstalk: 70dB (JIS-A)
■Cooling Method: Forced Air Cooling
■Operating Temperature Range: -10°C to +40°C
■Operating Humidity Range: 90% RH or less (no condensation)
■Finish:
・Panel: Aluminum, black anodized (approximate Munsell N1.0 color)
・Case: Plated steel sheet
■Dimensions: 482W x 44H x 401.4D (mm)
■Weight: Approx. 6.6kg