D4.8 PRO
Class D Compact Power Amplifier With Thermal Overload Protection, Built-in Ethernet Port, Dante & Onboard DSP
Description
The TONTECHNIKA D4.8 PRO is a professional four channel Class-D power amplifiers with DSP for heavy duty audio amplification in both fixed and commercial audio installations. The DSP power amplifiers are rated power output at 4 x 800W @ 8 Ohm & 4 x 1.600W @4
Ohm,which provide an enormous flexibility for different size sound system applications. The PRO Series is a specifically designed for extreme situation usage such as outdoor placement or extreme temperatures.
FITUR
- Built-in DSP with EQ, gain control, crossover, delay, limiter, high-pass filter & low-cut filter
- 31 bands of input PEQ and 10 bands of output PEQ
- 30 pre sets of DSP (Digital Signal Processor)
- 4 In 4 Out matrix DSP module
- One Ethernet RJ-45 network connector for remote PC configuration
- 0dBu/6dBu sensitivity adjustment for each input
- 1U height 19” rack mount type power amplifier
- Balanced line input by XLR for four channels
- Professional SpeakOn (by Neutrik) for four channels
- Complete short circuit, overload, high temp, clip and DC protection
- Specifically designed for extreme situation usage such as outdoor placement or extreme temperatures.
Specification
| Rated Power Output 8Ω | 4 × 800W (Independent power supply per channel) |
| Rated Power Output 4Ω | 4 × 1600W (Independent power supply per channel) |
| Speaker Output | 4Ω, 8Ω; mono, free matrix, stereo |
| DSP Functions | EQ, gain control, crossover, delay, limiter, high-pass filter, low-cut filter, Butterworth, Bessel, Linkwitz 6~24 |
| Configuration Interface | Mini USB for configuration, monitoring & control via remote PC software |
| Frequency Response | 20Hz – 20kHz (+1 / -2dB) |
| Input | 0.775mV ±5%, balanced XLR (4 channels) |
| THD | <1% @ 1W to full power |
| S/N Ratio | 92dB |
| Crosstalk | < -70dB |
| Gain Control | 6dBu = 30dB (29.5x), 0dBu = 36dB (31.1x) |
| Protection | DSP limiter, high temperature, DC, high frequency, short circuit, back EMF, peak current limiter, surge current limiter, startup delay, power circuit breaker protection, overvoltage & undervoltage protection |
| Operating Temperature | 5°C – 50°C |
| Power Consumption | 3800W |
| Power Supply | AC 110–230V, 50–60Hz (switchable) |
| Dimensions | 482 × 370 × 45 mm |
| Weight | 5.9 kg |
| DSP (4 IN / 4 OUT) Specifications | |
|---|---|
| DSP Channels | 4 Inputs & 4 Outputs |
| Input PEQ | 31 PEQ |
| Output PEQ | 10 PEQ |
| Crossover | Butterworth, Bessel, Linkwitz 6~24 |
| Delay | Input delay: 2 × 80ms / Output delay: 4 × 20ms |
| Output Compressor | Knee, Threshold, Attack, Ratio, Release |
| Output Limiter | Threshold -90dBu ~ 21dBu, Release 1–2895ms |
| DSP Presets | 30 (1 factory preset) |
| Control Port | USB, RS232 |
