TOA DA-250F Digital Power Amplifier 4x250W @ 4 ohms

Name: TOA DA-250F Digital Power Amplifier 4x250W @ 4 ohms
Brand: TOA Electronics, Inc.
SKU: TOA-DA250F
Price: 1705.00 USD
Availability: InStock

ITEM #: TOA-DA250F MFG #: DA-250F

TOA Electronics, Inc.

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List Price:

$2,110.00

Our Price:

$1,705.00

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Required Accessories

Recommended Accessories

DA-250F - Overview

The TOA DA-250F is a 4-Channel Digital Power Amplifier featuring lightweight, compact, high power output, and high efficiency. It delivers 250 W x 4 channels (4 Ω output) using a switching power supply. Each channel is equipped with an independent power section. It can be mounted in an EIA Standard equipment rack (1 unit size).

Features:
- DA-250F
- 4x 250W (4 ohms)
- 4x 170W (8 ohms)
- 2x 500W bridged (8 ohms)
- DA-250FH
- 4x 250W (70V)
- 2x 500W bridged (140V)
  DA-500F-HL
- 4x 500W (70V) /
- 4x 550W (8 ohms)
- 2x 1000W bridged (140V)
  DA-550F
- 4x 550W (4 ohms) /
- 4x 370W (8 ohms)
- 2x 1100W bridged (8 ohms)
  Class D design - 85% efficient!
- 30% lower power consumption than conventional amplifiers
- Compact, single or dual rack-space design
- Stack up to 5 units without open spaces between units
- Lightweight (14.6 to 19.4 lbs.)
- Independent power supply for each channel
- Low heat dissipation
- Recessed stepped attenuators
- Comprehensive protection circuitry
- Removable dust filters for easy maintenance
- Five year warranty
Specifications:
- 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 x 4), 850 W (rated output 8 Ω x 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 x 4 (4 Ω), 170 W x 4 (8 Ω) 2 channels (BRIDGE): 500 W x 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°C or more), temperature rise inside the unit (80°C or more)
- S/N 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% RH 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: 6.6 kg

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DA-250F - Reviews

DA-250F - Attachments

See TOA Electronics, INC. DA-250FCU Manual/Specs (PDF)
See TOA Electronics, INC. DA-250FCU Specifications (PDF)

Overview

DA-250F - Overview

Features:
- DA-250F
- 4x 250W (4 ohms)
- 4x 170W (8 ohms)
- 2x 500W bridged (8 ohms)
- DA-250FH
- 4x 250W (70V)
- 2x 500W bridged (140V)
  DA-500F-HL
- 4x 500W (70V) /
- 4x 550W (8 ohms)
- 2x 1000W bridged (140V)
  DA-550F
- 4x 550W (4 ohms) /
- 4x 370W (8 ohms)
- 2x 1100W bridged (8 ohms)
  Class D design - 85% efficient!
- 30% lower power consumption than conventional amplifiers
- Compact, single or dual rack-space design
- Stack up to 5 units without open spaces between units
- Lightweight (14.6 to 19.4 lbs.)
- Independent power supply for each channel
- Low heat dissipation
- Recessed stepped attenuators
- Comprehensive protection circuitry
- Removable dust filters for easy maintenance
- Five year warranty
Specifications:
- 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 x 4), 850 W (rated output 8 Ω x 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 x 4 (4 Ω), 170 W x 4 (8 Ω) 2 channels (BRIDGE): 500 W x 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°C or more), temperature rise inside the unit (80°C or more)
- S/N 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% RH 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: 6.6 kg