# CAMS-1 electronics (parity with earlier dual-mid package)

| Item | Path |
|------|------|
| **Complete component list (MPN)** | [`COMPONENTS_COMPLETE.csv`](COMPONENTS_COMPLETE.csv) |
| XO calculated values | [`xo_values_2500Hz.txt`](xo_values_2500Hz.txt) |
| Wiring | [`wiring.md`](wiring.md) |
| **PCB design notes** | [`pcb/PCB_DESIGN_NOTES.md`](pcb/PCB_DESIGN_NOTES.md) |
| KiCad schematics | [`../kicad/`](../kicad/) |
| SPICE full chain | [`../spice/cams1_full_chain.cir`](../spice/cams1_full_chain.cir) |

## Signal (same idea as 3-way mid “double” filters)

```
XLR → INA134 → Master 10k
         ├─► LP 2.5kHz → LP 2.5kHz → LM3886 mid → 8″
         └─► HP 2.5kHz → HP 2.5kHz → pad −6dB → LM3886 HF → 1″
```

## Quick SPICE

```bash
ngspice -b ../spice/cams1_full_chain.cir
```