Description

Rotary-knob resistance substitution board offering twelve discrete values from 33 ohms to 10M ohms with 4mm lead connections

Built for introductory head dissection

Designed to harvest plenty of light through a 100mm aperture

and inner components

5 inch dimensions in brass

Friction Wheel Drive Mechanical Demonstration Set Subcategory_Rulers and Measuring Rotary-knob resistance substitution board offeringHand cranked friction wheel drive sandwiched between clear acrylic plates, showing how contact friction alone transmits rotation from one wheel to another in mechanical systems.

Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
Final sale items are not eligible for returns or exchanges.
To process your return/exchange, please contact us at [email protected]
Please click here for more details>>> Return & Exchange Policy

Friction Wheel Drive Mechanical Demonstration Set Subcategory_Rulers and Measuring Rotary-knob resistance substitution board offering

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