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GROUNDWAVE

Bespokehi-fiaudiofromwastecoffeegrounds

YEAR_
2026

COMPANY_ Sweet'n Savoury Studio ©

INDEPENDENT
STUDIO
PROJECT
Groundwave hi-fi speaker on a plinth, warm studio spotlight from below

CONVERTINGPEOPLE'SRITUALSANDWASTEINTO

ASTORYTELLINGENGINETHROUGHHI-FIAUDIO

Mood board collage — coffee samples, ground coffee, retail counter, DJ scene and crowd, construction sketch

Full-circle momentfor listening cafes

Utilising coffee cultureand audio experiences

Exploded joinery diagram alongside a grid of coffee-ground composite material swatches

Speaker surfacetopology exploration

Raw pressed material panel beside a top-down room plan with soundwave propagation rings

OPENBAFFLEConstruction

Asymmetric topology shapes sounddistribution and quality

Exploded diagram of the speaker baffle, drivers and enclosure
Groundwave speaker in the corner of a wood-paneled room

Open frame for open baffle soundyet hidden cables

Groundwave speaker in a warm wood-paneled kitchen, pendant lamp overhead
Groundwave speakers in a glass-walled lounge overlooking the garden
Coffee-ground composite test panels curing in wooden molds on a workshop bench

Creating the perfectmaterial formula

Pressed coffee-ground composite block held in a bench vice

Audio qualitythrough coffeefiber density

Macro material studies — drilled composite panel and textured surface details

Material CNC machining testand prototype creation

Speaker back panel open on a wall mount, wiring and driver exposed
Side profile of the sculptural stand base

Preliminary prototype wiringand 3D print stand design

Sculptural black stand with speaker component and wiring, side profile

Finalfunctionalprototypeshowcase

Groundwave hi-fi speaker on a plinth, closing studio shot
← Through Everything Back to start — Egoni Theo →