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Crystal Earphone (Piezoelectric) With Plug
crystal-earphone-piezoelectric-with-plug 5 out of 5 Stars!
CH905MP
The most sensitive earphones available.
options
From $2.90 /unit
Piezoelectric Earphones/Crystal Earphones
piezoelectric-earphonescrystal-earphones 5 out of 5 Stars!
CH905ST
Ultra-sensitive earphones with 20K ohm impedance and 57 dB sensitivity.
options
From $2.75 /unit
Crystal Radio Kit - Basic AM Radio experiment, No Batteries Required
crystal-radio-kit-basic-am-radio-experiment-no-batteries-required 5 out of 5 Stars!
CRADIOKIT
Basic parts to assemble and experiment with an AM radio powered solely by radio waves.
From $22 /unit
Gear and axle Set, Plastic gears (Set of 6 and 3 axle)
gear-and-axle-set-plastic-gears-set-of-6-and-3-axle
GEARAXSET6
Collection of gears and axles for mechanical power transmission.
From $0.05 /unit
Gear Set, Plastic gears (Set of 5) and 2 Bushings
gear-set-plastic-gears-set-of-5-and-2-bushings
GEARBUSET5
Collection of gears and Bushings for mechanical power transmission.
From $0.05 /unit
Gear Set, Plastic gears (Set of 5 )
gear-set-plastic-gears-set-of-5
GEARSET5
Collection of 5 plastic gears for power transmission.
From $0.04 /unit
Crystal Radio Kit Parts
crystal-radio-kit-parts
CRYRADKIT
Explore AM radio with a hands-on Crystal Radio Kit.
From $12 /unit
Crystal Radio Kit, Advanced
crystal-radio-kit-advanced
CRADIO
Construct an advanced AM radio with adjustable tuner design.
options
From $20 /unit
crystal-earphone-piezoelectric-with-plug
Crystal Earphone (Piezoelectric) With Plug
The most sensitive earphones available.
5 out of 5 Stars!
Add to Cart
$4.87 - $290
SKU: CH905MP
piezoelectric-earphonescrystal-earphones
Piezoelectric Earphones/Crystal Earphones
Ultra-sensitive earphones with 20K ohm impedance and 57 dB sensitivity.
5 out of 5 Stars!
Add to Cart
$3.99 - $275
SKU: CH905ST
crystal-radio-kit-basic-am-radio-experiment-no-batteries-required
Crystal Radio Kit - Basic AM Radio experiment, No Batteries Required
Basic parts to assemble and experiment with an AM radio powered solely by radio waves.
5 out of 5 Stars!
Contact Us  
$22
SKU: CRADIOKIT
gear-and-axle-set-plastic-gears-set-of-6-and-3-axle
Gear and axle Set, Plastic gears (Set of 6 and 3 axle)
Collection of gears and axles for mechanical power transmission.
Contact Us  
$5
SKU: GEARAXSET6
gear-set-plastic-gears-set-of-5-and-2-bushings
Gear Set, Plastic gears (Set of 5) and 2 Bushings
Collection of gears and Bushings for mechanical power transmission.
Contact Us  
$5
SKU: GEARBUSET5
gear-set-plastic-gears-set-of-5
Gear Set, Plastic gears (Set of 5 )
Collection of 5 plastic gears for power transmission.
Contact Us  
$4
SKU: GEARSET5
crystal-radio-kit-parts
Crystal Radio Kit Parts
Explore AM radio with a hands-on Crystal Radio Kit.
Contact Us  
$17 - $1200
SKU: CRYRADKIT
crystal-radio-kit-advanced
Crystal Radio Kit, Advanced
Construct an advanced AM radio with adjustable tuner design.
Add to Cart
$25 - $2000
SKU: CRADIO
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