Piezoelectric ceramic buzzer is mainly used for acoustic guitar, CBG, drum and contact microphone.
Made of brass and ceramics, it is temperature resistant, stable, durable and long service life. Resonant frequency 3.5 + / - 0.5 kHz, maximum resonant impedance 300 ohms, low power consumption and high sensitivity¡£
Size: the diameter of the central disc is about 27mm / 1.06 inches, the inner diameter is 20mm / 0.79 inches, the thickness is 0.4mm / 0.02 inches, and the line length is 33mm / 1.3 inches¡£
Widely used: very suitable for beginners to use as touch sensor, acoustic instrument pickup, single effect device, electronic drum trigger, buzzer, making their own contact microphone, as well as watches, cameras, mobile phones, electronic toys, computers, etc¡£
Package Contents: 16 Piezoelectric Ceramic Buzzers with leads.
Description
Specification:
Base Material: Brass
Dimensions: Center disc diameter about 27mm/1.06'' outside, 20mm/0.79'' inside diameter, 0.4mm/0.02'' thick, wire length 33mm/1.3''
Type: Externally driven element
Resonant frequency: 3.5 +/- 0.5 KHz
Resonant impedance: 300ohm max
Static capacitance: 28000 (PF) +/- 30%
Storage temperature: -30 degrees Celsius--+70 degrees Celsius