BCD Keypad Module

Published:2013/2/17 19:59:00 Author:muriel | Keyword: BCD Keypad Module

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Circuit for Soft Start Module

Published:2013/1/31 19:57:00 Author:muriel | Keyword: Soft Start Module

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Power Reboot Circuit

Published:2013/1/30 21:09:00 Author:muriel | Keyword: Power Reboot Circuit

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68k Single Board Computer

Published:2013/1/30 21:03:00 Author:muriel | Keyword: 68k , Single Board, Computer

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Solar Recorder

Published:2013/1/29 21:26:00 Author:muriel | Keyword: Solar Recorder

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Schematic Diagram of the HPP

Published:2013/1/29 1:37:00 Author:muriel | Keyword: HPP

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Three-bit digital capacitance meter (NE556, CD4011, CD4543, CD4553)

Published:2013/1/28 2:40:00 Author:Ecco | Keyword: Three-bit , digital capacitance meter

The three-bit digital capacitance meter shown in figure is composed of the reference pulse generator, gated control circuit and start control circuit, control gate and counting and decoding display.   (View)

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The electronic pulse meter (CD4553, CD4511)

Published:2013/1/25 1:30:00 Author:Ecco | Keyword: electronic pulse meter

Pulse meter and heart rate meter is actually a kind of instrument with another name, and two instruments use different sampling sites. Heart rate meter usually samples from the chest, but the pulse analyzer general samples from the wrist. The following electronic pulse instrument is shown as figure.   (View)

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One wire keypad

Published:2013/1/17 21:05:00 Author:muriel | Keyword: One wire keypad

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Isolated Adjustable Auto transformer

Published:2013/1/15 0:33:00 Author:muriel | Keyword: Isolated, Adjustable, Auto transformer

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Minimum Mass Wireless LCD Display

Published:2013/1/10 21:51:00 Author:muriel | Keyword: Minimum Mass, Wireless , LCD Display

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LCD Display

Published:2013/1/10 21:50:00 Author:muriel | Keyword: LCD Display

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simple tool built to evaluate the return loss

Published:2012/12/29 0:38:00 Author:muriel | Keyword: simple tool , return loss

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Transmit Mixer Experiments

Published:2012/12/29 0:25:00 Author:muriel | Keyword: Transmit Mixer

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BJT and Diode Matching 2

Published:2012/12/27 23:58:00 Author:muriel | Keyword: BJT and Diode Matching

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BJT and Diode Matching

Published:2012/12/27 23:57:00 Author:muriel | Keyword: BJT and Diode Matching

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FET Matching 3

Published:2012/12/27 23:57:00 Author:muriel | Keyword: FET Matching

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FET Matching 2

Published:2012/12/27 23:56:00 Author:muriel | Keyword: FET Matching

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FET Matching

Published:2012/12/27 23:56:00 Author:muriel | Keyword: FET Matching

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7 MHz VFO doubler

Published:2012/12/27 0:57:00 Author:muriel | Keyword: 7 MHz , VFO doubler

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