[i=s]This post was last edited by 123mutouren321 on 2016-4-23 17:08[/i] I made an ISD4004 voice recording and playback circuit, but the speaker always has a rustling noise when playing. Chip: ISD4004,...
[align=left]The MSP430 microcontroller is used as the main control chip to control the relay switching cycle, and then the relay controls the circuit. Please guide me! [/align]...
[font=arial, 宋体, sans-serif]Discrete linear time-invariant z-transform Hz=Yz/Xz=8.25(z*z-1)/(z*z-0.64), draw the zero-pole diagram, is it stable? I need help[/font]...
(2006-06-28 08:34:42)A recent annual report on the global entertainment and media industry released by PricewaterhouseCoopers pointed out that the global entertainment and media industry is entering a...
According to the connection and component parameters of this circuit, the input is 12V 1A. After power on, the input voltage is programmed to be around 3.5V. Then 2596 gets hot. Please give me some ad...