Frequency modulation receiving circuit, lamp and audio play method

• Main Authors: TANG ZHIYUAN, HUANG XIN, CHEN HUIPING, ZHU JINGLIAN, XIAO SHENGNAN, CHEN JINYIN, ZHONG CHENGGUANG, HUANG RUI, YU WEILIANG, ZHANG WENBIN, CHEN HAIYU, WANG XUKAI, ZHANG YAN, PENG LING, WANG BINGFENG, HUANG GUANGLIANG, WANG YAN
• Format: Patent
• Language: Chinese; English
• Published: 03.04.2018
• Subjects: DEAF-AID SETS; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS; PUBLIC ADDRESS SYSTEMS

The invention discloses a frequency modulation receiving circuit, a lamp and an audio play method. The frequency modulation receiving circuit comprises a frequency modulation receiving antenna, a frequency modulation receiving chip, a receiving microprocessor, a receiving frequency coding switch, an amplifier and a horn, wherein the frequency modulation receiving antenna is used for receiving a frequency modulation signal; the frequency modulation receiving chip is electrically connected to the frequency modulation receiving antenna; the receiving microprocessor is electrically connected to the frequency modulation receiving chip; the receiving frequency coding switch is used for adjusting a receiving frequency point and is electrically connected to the receiving microprocessor; the amplifier is electrically connected to the frequency modulation receiving chip; and the horn is electrically connected to the amplifier. The circuit, the lamp and the method have advantages that different frequency points are arra