Circuit Design
EEG Amplifier Circuit Schematic
Custom PCB design with optimized trace routing for minimal noise and maximum signal integrity.
- 4-layer PCB with dedicated ground planes
- Differential signal routing
- EMI shielding and filtering
- Medical-grade isolation
Power Architecture
Power Distribution Network
Ultra-low noise power supply design ensuring clean operation of all analog circuits.
- Multiple voltage rails (3.3V, 5V, ±2.5V)
- Linear regulators for analog circuits
- Battery backup system
- Power monitoring and protection
Signal Processing
DSP Block Diagram
Real-time digital signal processing pipeline optimized for 40 Hz response detection.
- 24-bit ADC with 1 kSPS sampling
- Hardware-accelerated FFT
- Adaptive filtering algorithms
- Phase-locked loop analysis
Mechanical Design
3D CAD Assembly
Ergonomic enclosure design optimized for clinical use and portability.
- Medical-grade plastic housing
- IP54 protection rating
- Integrated cable management
- Stackable modular design