400Hz Black Mechanical Mini Tone Circui Buzzer With Wire Audio
|Min. Sound Output at 10cm (dB)||70||70||75||75|
|Rated Voltage (VDC)||1.5||3||6||12|
|Operating Voltage (VDC)||1~3||2~4||4~8||9~15|
|Resonant Frequency (Hz)||400+/-100||400+/-100||400+/-100||400+/-100|
|Max. Current Consumption (mA)||20||25||25||25|
|Operating Temperature (C)||-20~+60||-20~+60||-20~+60||-20~+60|
|Storage Temperature (C)||-30~+70||-30~+70||-30~+70||-30~+70|
Pins or wires type. Frequency is generally low. The mechanical
buzzer is a special electromagnetic buzzer,composed of oscillator,
the electromagnetic coil, the magnet and shell.Vibration piece is
installed on the shell.
Buzzer:an audio signalling device.Uses of buzzers include alarm
devices,timers, and confirmation of user input such as a mouse
A joy buzzer is an example of a purely mechanical buzzer. They
What is the advantage and disadvantage of a buzzer?
Advantages:Electrically operated device that is good for drawing
attention to a condition that requires attention.
Disadvantages:1.Annoying sound to those that don't know its
2.Requires training to know what the buzzer means, and how to
repair the condition without just shutting off the buzzer.
3.Could trigger a fire in an explosive atmosphere.