FreeFrequency of Your Destiny
Thingiverse
14 model
Free
FreeIcosahedron Frequency-3 Sphere puzzle
Printables
FreeVariable Frequency Oscillator Case
Thingiverse
Free8-digit LED Frequency Counter Module Model PLJ-8LED-C
Thingiverse
FreeHitachi TKR-6701W boombox frequency indicator
Printables
FreeAnechoic Chamber Wall for Radio Frequency Lab Models
Printables
Free4FE32 Faltal Speaker Enclosure - Guitar Frequency Testing & Audio Projects
Printables
FreeTempest Nexus - Compact Subwoofer with tunable frequency suitable for car/small room
Printables
FreeEmergency Whistle, Dual Frequency
Thingiverse
FreeBox for 6 digits 0.1MHz~65MHz Digital RF Frequency Counter PLJ-6LED-A DC 8V~15V
Printables
FreeLissajous Coaster
Printables
FreeLock Unlock Signage for Lab Door
Printables
FreeGeneric Speaker Compression Driver Horn Adapter Mount
Printables
FreeEFHW HF antenna wire spool NVIS
Printables