Electrostatic Instruments
Doppler Ball
Plastic moulded lightweight ball suitable for Doppler effect fitted with a 9V battery powered tone generator and a speaker inside.
- Price
- On request, by quantity and destination
- Tender documents
- Specification sheet and quotation on request
- Category
- Electrostatic Instruments
Product details
Doppler Ball
Plastic moulded lightweight ball suitable for Doppler effect fitted with a 9V battery powered tone generator and a speaker inside. The ball can be whirled around on the attached cord to the demonstrate the change in pitch on a moving source
