Traditional Chinese Multifunctional Intelligence Answer Tool (Workshop Practice) — Circuit, Wiring & Debug Guide
In short: Traditional Chinese Multifunctional Intelligence Answer Tool (Workshop Practice) — Circuit, Wiring & Debug Guide. This entry documents a circuit & prototype taken from Chinese practical-technology literature, written for small-scale makers and home producers. The text below is the full English translation of the original Chinese workshop notes, covering materials and quantities, the step-by-step sequence, and the practical cautions recorded in the source. Roughly 2864 words of English technical text, translated and preserved without editing. It is intended for experimental and reference use, not for regulated or commercial certification.
Multifunctional intelligent answering machineThis answering machine has the functions of answering self-locking, light indication, pause reset, electronic music sound, automatic timing, etc. It can be used for both AC and DC.The circuit is shown in Figure 138. When S1 is closed and the power is turned on, the power indicator light HA lights up, indicating that the machine is in working condition. Taking group 2 as an example, when SB2 is pressed, relay KL2 is closed, the normally open contact of contact KL2-1 is closed, and the normally closed contact is opened, that is, the middle reed falls to the 2 side. At this time, KL2 is self-locked, and the following circuits are disconnected from the power supply. The middle reed of KL2-2 falls to side 2, and the front side is also powered off. At this time, beautiful electronic music sounded from the shared speakers, indicating that the second group had the right to answer. …
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