Portable energy saving remote doorbell

The utility model provides a portable energy saving remote doorbell, enclosed mass transmitter and receiver, the transmitter includes keying circuit and wireless transmitting module, the receiver includes microprocessor module, wireless receiving module, speaker and power, is equipped with switchgea...

Full description

Saved in:
Bibliographic Details
Main Authors ZHU YILING, TAN DANKANG, LU GUIKUANG
Format Patent
LanguageChinese
English
Published 13.07.2016
Subjects
ALARM SYSTEMS
BASIC ELECTRIC ELEMENTS
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
ORDER TELEGRAPHS
PHYSICS
RELAYS
SELECTORS
SIGNALLING
SIGNALLING OR CALLING SYSTEMS
Online AccessGet full text

Cover

More Information
Summary:The utility model provides a portable energy saving remote doorbell, enclosed mass transmitter and receiver, the transmitter includes keying circuit and wireless transmitting module, the receiver includes microprocessor module, wireless receiving module, speaker and power, is equipped with switchgear in the return circuit that speaker and power are formed, and switchgear includes ellipse orbed casing, is equipped with the pombe in the casing, and the bottom of casing is equipped with positive electrode and negative electrode, the pombe move the casing the bottom can with positive electrode and burden electrode contact, the positive electrode passes through the wire and the speaker positive pole is connected, and the negative electrode passes through the wire and is connected with the power negative pole, still be equipped with trigger circuit in the return circuit that speaker and power are formed, the trigger circuit control loudspeaker is passed through to the microprocessor module, keying circuit passes th
Bibliography:Application Number: CN201521072012U