在四川省科委、成都市科委、成都市机械局的直接领导和关怀下,由成都市机械局所属电声科研组与四川音乐学院、省歌舞团、省曲艺团共同研制的固体传声器初步获得成功。制品经赴蓉演出的中央民族乐团、新影乐团以及峨影乐团、省市文艺团体试用,取得良好效果。固体传声器与目前广泛使用的麦克风的主要区别在于:它只传送所接触到的声源的振动。它具有体积小、成本低、装置方便、音色失真较小等特点,用于我国民族弹拨乐器 Under the direct leadership and care of Sichuan Science and Technology Committee, Chengdu Science and Technology Commission and Chengdu Machinery Bureau, the solid microphone developed jointly by Chengdu Electromechanical Research Institute of Mechanical Bureau and Sichuan Conservatory of Music, Provincial Song and Dance Troupe and Provincial Quqi Art Troupe Success. The performances of the products by the Central Nationalities Orchestra, the New Film Orchestra and the Eryuan Orchestra, provincial and municipal cultural and experimental groups, and achieved good results. The main difference between solid microphones and currently widely used microphones is that they only transmit the vibrations of the sound source they come into contact with. It has the characteristics of small size, low cost, convenient device and small timbre distortion. It is used in our national plucked instrument