Exploded Hardware CAD View (5-MCU Architecture)
8K Render
Hardware Layer Specifications
1. Top Display Console
CYD ESP32
Cheap Yellow Display (2.8" TFT Touchscreen). Displays 4-channel VU meters, Squelch controls, and streams web updates via Wi-Fi.
2. Standoff Pillars
M2.5 Brass
12mm brass standoff screws securing the top display to the bottom carrier PCB in a compact sandwich stack.
3. Dedicated Worker Nodes
4x ESP32-S3
Four ESP32-S3 SuperMini microcontrollers. Each node is 100% dedicated to sampling 1 scanner channel via GPIO 1 DMA ADC.
4. Base Carrier PCB
86 × 50 mm
Houses 4x 3.5mm scanner line-in audio jacks, 10kΩ bias resistor dividers, 10µF DC-blocking caps, and 5V USB-C power input.
Est. Footprint: 86 x 50 mm
Stack Height: ~14 mm