DF4.8SP+ Network DSP digital speaker processor
Computer online control，High speed DSP chip，HIFI design
Digital equalization, Digital voltage limiting, Digital frequency division, Sound delay
Features:
·Equipped with a DSP network audio module, the AES67 protocol supports 4x4 network transmission channels. Per channel Up to 16 signals can be output, and the network audio delay can be set to 1ms, 2ms, or 4ms.
·High performance AD/DA analog-to-digital conversion chip and high-speed processing DSP chip.
·Intuitive and friendly control interface, making control and debugging more convenient.
·Perfect functional module design, with input/output modules for volume, delay, equalization, and voltage limit debugging.
·The input/output each has a maximum 1s ultra long delay, suitable for various application environments.
·There are 7 sections of full parameter equalization for input/output, meeting the needs of various configurations for debugging.
·Complete auxiliary function design (digital lock, copy, routing, etc.).
·Mature circuit design with preferred components. The product has high performance indicators and is safe and durable.
·Supports USB/RS485 communication and can be applied to different environments.
| Technical specifications: | ||
| Model | DF4.8SP+ | DF3.6SP+ |
| Input/Output | 4 in and 8 out | 3 in and 6 out |
| Input impedance | 10kΩ | |
| Output impedance | 50Ω | |
| Maximum input/output level | 19dBu | |
| Input gain | -40~+12dB，Step distance0.1dB | |
| Output gain | -40~+12dB，Step distance0.1dB | |
| input delay | 1s,Step distance21us | |
| output delay | 1s,Step distance21us | |
| Input PEQ | 7-segment parametric equalizer per channel | |
| Output PEQ | 7-segment parametric equalizer per channel | |
| EQ gain | -30~+15dB,Step distance0.1dB | |
| EQ type | PEQ、Low shelf、High shelf optional | |
| EQ frequency | 19.7~21.9KHz | |
| EQ bandwidth | PEQ 0.017~4.750 CT | |
| Frequency division | 19.7~21.9KHz | |
| Frequency division slope | FLAT THRU,12dB,24dB,36dB,48dB | |
| Frequency division type | Butterworth 、Bessel 、Linkwitz-Riley | |
| Pressure threshold | -20~+20dBu,Step distance0.5dBu | |
| Pressure limit ratio | 1.2,1.5,2,3,4,6,10,20,40,128 :1 | |
| Uprush time | 1~100ms，Step distance1ms | |
| Release time | 50~1000ms，Step distance50ms | |
| dynamic range | 112dB A Weighting | |
| Common mode rejection ratio | >40dB | |
| Graduation | <-100dB | |
| distortion | 0.002%(1kHz,0dBu) | |
| System presets | 10 exit preset programs, 30 user programs | |
| source | AC90V~250V50Hz~60Hz | |
| Gross weight | 2.81kg/2.8kg | |
| size | 482mmx164mmx45mm | |
