The APM series is a complete, audio system with control interfaces and signal processing. The application range from active louderspeaker concepts (digital 3 way 3 unit, 2 way 2 unit crossover, bass enhancement, etc.) and realize the tansformation from 2.0 to 2.1. With four potentiometers, customers can get the default function and adjust the gain, cut-off frequency of bass and treble.
With integrated debug port for Sigima Studio, customers can pre-program with Sure Electronics ICP1, ICP2 or the original Analog USBi to get more functions which includes equalization, crossover, bass enhancement, multiband dynamics
processing, delay compensation, etc.
Video for adding DSP function to your audio system: video link
Video for programming APM2 through SigmaStudio with WONDOM ICP: video link
Video for APP control instruction: video link
How to use Sigma DSP to make a signal generator within less than 3 minutes: video link
Project Source Code for Programming Demonstration: video link
Released Firmware File for Restoring Program: video link
- 28-/56-bit, 50 MIPS Digital Audio Processor
- Fully Programmable with SigmaStudio Graphical tool
- SNR of 100dB, THD + N of -83dB
- Hardware Adjustable with 4 potentiometer on board
- App Control Supported with WONDOM ICP3
- Powered by 5V micro USB
- 2 x 2 inches Compact PCB Size