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The easy way to detect the tv remote is damaged or not

The easy way to detect the tv remote is damaged or not 1. make sure the Battery is still good. 2. use a cell phone camera or your digital camera. 3. remote sensor faced the camera cell phone or your digital camera. then press the button on the remote while it then there will be […]

PA 3000W namec circuit diagram

PA 3000W namec circuit diagram PA 3000W namec electronic manufacturing audio #3000w circuit diagram using MPSA42, BD681, MJE350, MJE340, BC549, MJ21193 / MJ15025, MJ21194 /MJ150024 The larger watt power amplifier, the greater the power is needed from the power supply, then the resulting sound more devastating. required power supply 130v DC

Electronics Circuit clock displays and clock timing for single board computer

Electronics Circuit clock displays and clock timing for single board computer The Clock Controller was designed to be an exemplary of using control timer 0 interrupt, 7-segment LED and keypad scanning. It provides 1-bit sink current driving output, for driving a relay, opto triac, say. Many projects requiring7-segment display and keypad interfacing may get the […]

Spectrum Analyzer

3 Channel Spectrum Analyzer using LM3900, AN6884 3 Channel Spectrum Analyzer using LM3900, AN6884 Parts: R1 100K 1/4W Resistor R2 820K 1/4W Resistor R3, R14, R16, R18 2.2 Meg 1/4W Resistor R4, R5, R6 22K Pot R7, R8, R9, R25, R27, R29 10K 1/4W Resistor R10, R11, R12 680 Ohm 1/4W Resistor R13. R15, R17 […]

M52221 DEMO Datasheets is a low-cost development board

The M52221 DEMO Data sheets is a low-cost development board for the Freescale MCF52221 Cold Fire microcontroller.  Application development is quick and easy with the included DB9 serial cable, integrated BDM, and USB cable.  A 128 MB flash-drive and 6-in-1 USB cable provide support for the integrated USB PHY.  CodeWarrior Development Tools provide application develop-ment […]

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