Loudspeaker

John Phillips

This DF Robot digital speaker module is based on the 8002 speaker amplifier IC. It can be used as a buzzer and also play high quality audio. Volume output is controlled via the potentiometer (the blue bit….) SPECIFICATION Operating voltage: 2.0 – 5.5V Interface Type: Digital Module size: 40mm x 40mm/ 1.57 inches x 1.57 inches Support Gravity interface Power …

Buzzer

John Phillips

This is an OUTPUT device. It is a very inexpensive passive digital device which uses the Kookaberry to generate the “buzz” signal FEATURES Wide voltage range from 3.3V to 5V Standard assembling structure (two 3mm holes with multiple of 5cm as interval) High quality connector Immersion gold surface SPECIFICATION Type: Digital Power supply: 5VDC How does it work? This is …