IDA-8.425 DSP

Optional DSP + Amplifier Upgrade – Built for Real

Sound Enthusiasts

The included Android multimedia unit delivers excellent everyday sound quality and modern connectivity. For drivers who demand true audiophile-grade performance, the MapleTech IDA-8.425 DSP Amplifier upgrade adds professional-grade digital signal processing and clean onboard amplification.

This upgrade transforms the OBS Chev dash kit from a modern infotainment solution into a fully tuneable sound platform. The DSP allows precise control of time alignment, equalization, crossover points, and signal routing — extracting maximum clarity, staging, and impact from your speaker system.

With 8 channels of DSP processing and integrated multi-channel amplification, the IDA-8.425 can directly power upgraded speakers while also providing clean pre-amp outputs for adding external amplifiers later. Start with a premium front-stage today and expand to subwoofers or full multi-amplifier builds in the future without replacing your head unit.

In short: The Android unit delivers modern features and connectivity. The MapleTech DSP upgrade delivers control, power, and audiophile-level refinement.

MapleTech IDA-8.425 DSP Amplifier – Technical

Specifications

Architecture: 8-Channel Digital Signal Processor with 4-Channel Integrated Amplifier
Power Output (RMS):

• 4 x 28 watts RMS @ 4 W

• 4 x 50 watts RMS @ 2 W

Inputs: 4-Channel High-Level and Low-Level Inputs
Outputs: 8-Channel RCA Preamp Outputs
Digital Input: Optical (TOSLINK)
Connectivity: Built-in Bluetooth Audio Streaming, USB Music Playback
DSP Equalization: 31-Band Parametric EQ per Channel
Crossover Types: Butterworth, Linkwitz-Riley, Bessel
Crossover Slopes: 6, 12, 18, 24, 30, 36, 42, 48 dB/octave
Time Alignment: Adjustable per Channel
Phase Adjustment: 0° / 180°
Control Interface: PC and Mobile App Tuning Software
Application: Integrated Amplification with Expandable Multi-Amplifier System Support