…a 47 ohm series resistor should be added to a supply lead for protection. Download the complete explanation of two station intercom circuit in PDF version: [wpdm_file id=41] Source: Kitsrus.com…
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One Chip AM Radio Receiver
…try to find the equivalent IC for MK484. Download the complete explanation of this AM radio receiver circuit: [wpdm_file id=53] Note: The kit for this circuit is available at kitsrus.com….
FM Receiver with TDA7021T
…periphery is important in terms of small dimensions and low cost. It is fully compatible for applications using the low-voltage micro tuning system (MTS). The IC has a frequency locked…
50W Power Amplifier with IC TDA7294
This is a great audio amplifier circuit based on single power IC TDA7294. TDA7294 is intended for use as a high quality audio class AB amplifier in hi-fi applications. It…
Courtesy Light
…off. Component Lists: R1 470R R2 100K R3 1M5 R4 1K C1 330nF/400V C2 100uF/25V C3,C5 10nF/63V C4 10uF /25V D1,D2 1N4007 D3 BZX79C10 D4 TIC206M Q1 BC557 IC1 7555…
Echo Chamber
…mp3 player, etc). The echo chamber circuit is great for human voice (karaoke), i doesn’t needed for music sound. This circuit is quite complex with some number of components used…
PCM2706 USB Sound Card
…The computer system will automatically detect this circuit when connected to the USB port. You will get stereo audio channel output from this circuit. Schematic Diagram: Components List: 1x PCM2706…
5W Simple Inverter
…circuit for electronic appliances which consume high power, of course it will not works. You may use 12V lead acid battery for this circuit. 5W simple inverter circuit source: http://skemarangkaian.com/5w-simple-inverter-circuit-with-2n3055/…
Switched ON Bike Lamp
…to know your presence. Switched ON Bike Lamp circuit diagram: Component part list: R1 = Photo resistor (any type) R2 = 22K 1/2W Trimmer Cermet or Carbon type R3 =…
Simple Metal Detector based CS209A
…with a couple of tests outside, it appears the coil requires a Faraday Shield. Simple Metal Detector PCB Design Complete explanation including the circuit board and PCB overlay, visit: chemelec.com…