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Free Electronic Circuit |Cool Circuit Collections

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URL: http://free-electronic-circuit.blogspot.com
Listed in: Hardware
Category rank: 7
Overall rank: 4120

Tags: electronic_circuit circuit_boards rf_integrated_circuit circuit_electronic printed_circuit_boards circuit_board_prototype

Join Date: May 2, 2008
Country: Indonesia
Language: English

Google PageRank: 0

Alexa: 2,452,486

Technorati: Rank: 484,694 Authority: 32

Site Description:

High Quality Electronic Circuits for Hobbies in any Categories.

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Latest Posts on: Free Electronic Circuit |Cool Circuit Collections
Retrieved latest 5 posts at: http://free-electronic-circuit.blogspot.com/feeds/posts/default?alt=rss

Car Anti-Theft Wireless Alarm | 20 Nov 2008
This alarm circuit is an anti- theft wireless alarm can be used with any vehicle having 6- to 12-volt DC supply system. The mini VHF FM radio-controlled, FM transmitter is fitted in the vehicle at night when it is parked in the car porch or car park. The receiver unit of the wireless alarm uses an CXA1019, a single IC-based FM radio module, which (more)

Battery Low Voltage Beeper | 17 Nov 2008
This electronic circuit is an alarm circuit for low battery condition. It provides an audible and visual low voltage warning for 12V battery powered devices. When the battery voltage is above the set point (typically 11V), the circuit is idle. If the battery voltage should fall below the set point, the LED will light and the speaker will emit a per (more)

2-25V 5A Power Supply LM338 | 14 Nov 2008
This power supply circuit uses a LM338 adjustable 3 terminal regulator to supply a current of up to 5A over a variable output voltage of 2V to 25V DC. It will come in handy to power up many electronic circuits when you are assembling or building any electronic devices. The schematic and parts list are designed for a power supply input of 240VAC. Ch (more)

ICL7107 Digital LED Voltmeter | 12 Nov 2008
This circuit is a digital voltmeter with LED display. It's ideal to use for measuring the output voltage of your DC power supply. It includes a 3.5-digit LED display with a negative voltage indicator. It measures DC voltages from 0 to 199.9V with a resolution of 0.1V. The voltmeter is based on single ICL7107 chip and may be fitted on a small 3 (more)

5A Power Supply 1.2-25V | 11 Nov 2008
The core of the power supply circuit is LM338K. The scheme circuit 5A power supply with adjustable output voltage from 1.2 to 25V. Construction circuit is compact, all elements except transformer, the printed circuit. Serial element to the cooling body mounted over the aluminum-angular profile. One side of angular profile, therefore, lies between t (more)

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