# DIY 3-Way Active Speaker

LM3886 mid amp, LR4 crossover, TPA3255 option, single-mid package, and the latest speaker-box diagrams.

Download full project (ZIP) Speaker box diagrams Single mid package

## Latest speaker box diagrams

3-way elevations — PNG · SVG
Cutaway (latest) — PNG · SVG
Single mid sealed box — PNG · SVG

Notes & cut list: enclosure/README.md

## Single mid

- single-mid/ — mid-only amp + LR4 bandpass + wiring
- Mid BOM.csv
- single_mid_chain.cir
- Sealed mid box diagram

## All modules

- `lm3886-poweramp/`
- `active-crossover/`
- `single-mid/`
- `enclosure/`
- `tpa3255-classd/`
- `measurement/`
- `bom/`
- Browse all files

Safety: VERIFY driver cutouts/volumes against datasheets before cutting wood or ordering PCBs.

Hosted at `diy-speakers.mangasine.com`