Designator	Component	Qty.	Cost	Unit cost	Source	Material
Solder	Solder Wire Lead Free Rosin Core Flux 0.8 mm	5 g	0.80	0.16 / g	https://www.amazon.com/gp/product/B07Q167J98	Metal
Wire	18 AWG pre-tinned copper wire	0.4 m	0.20	0.5 / m	https://www.amazon.com/dp/B09BFF8CX7	Metal
Heat-shrink tubing	Heat-shrink tubing strips, assorted sizes.	0.01 m	0.40	4.02 / m	https://www.amazon.com/dp/B07WWWPR2X	Polymer
Solder paste	Chip Quik SMDLTLFP Solder Paste	0.5 mL	1.60	3.19 / mL	https://www.amazon.com/dp/B0195V1QEI	Non-specific
Acrylic sheet*	0.125″ x 12″ x 12″ acrylic sheet	∼19 in2	0.74	0.04	https://www.grainger.com/product/1UNK4	Polymer
Corrugated plastic*	White Polypropylene Corrugated Pad	∼352 in2	3.30	0.01	https://www.grainger.com/product/GRAINGER-APPROVED-Corrugated-Pads-24-in-Wd-56EC59	Polymer
3D-printer filament*	White ASA 3D printer filament, 1.75 mm dia.	∼60 g	2.40	0.04 / g	https://www.3dxtech.com/product/3dxmax-asa/	Polymer
Vibration exciter wire	Silver Aluminum Wire	1 m	1.10	1.1 / m	https://www.amazon.com/dp/B07HHYPXH2	Metal
Epoxy	GORILLA Epoxy Adhesive	∼2 cc	0.82	0.41 / cc	https://www.grainger.com/product/4YKT2	Polymer
Hook-and-loop tape	VELCRO Brand Heavy Duty Tape with Adhesive	4 in	0.44	0.11 / in	https://www.amazon.com/dp/B00006RSP1	Non-specific