论文部分内容阅读
按照本文所述的改制方法,只需增加一只双声道磁头,一个转换开关,一只电位器,即可使单声道录音机即保持原有功能,又增加卡拉OK伴唱功能和跟磁带学唱的功能。具体改制方法可分为二个部分: 一.将单声道磁头换成双声道磁头并加装转换开关。 1.拆下原机的单声道磁头换上阻抗相近的双声道磁头。 2.将L、R声道的磁头线圈按图1所示,连接在新加的转换开关上。 3.将转换开关固定在机壳上合适地方。 4.放入歌、乐分路的卡拉OK带,将转换开关拨在A位置,
According to the restructuring method described in this article, just add a two-channel head, a change-over switch, a potentiometer, you can make the mono recorder that maintains the original function, add karaoke accompaniment features and tape Sing the function. The specific restructuring method can be divided into two parts: one will be replaced by two-channel head mono head and the installation of the switch. 1. Remove the original machine’s mono head replaced similar impedance dual-channel head. 2. The L, R channel head coil shown in Figure 1, connected to the new transfer switch. 3. The switch will be fixed on the chassis where appropriate. 4 into the song, music shunt Kara OK zone, the switch will dial in A position,