Published:2011/4/29 1:27:00 Author:Rebekka | Keyword: Voice Switch, input amplification
Voice switch input amplification circuit diagram is shown as above. (View)
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Published:2011/4/29 3:57:00 Author:Rebekka | Keyword: AC Welder, no-load automatic stop
AC Welder no-load automatic stop circuit diagram is shown as above. (View)
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Published:2011/4/29 3:54:00 Author:Rebekka | Keyword: Telephone calculagraph
Call timer circuit is shown as below, phone timer uses 1 minute or 3 minutes for a timing unit. It starts automatically when the telephone is connected. It uses 10 LEDs jumping show the length of time. The timer circuit is simple, easy tuning. It is suitable for the electronic hobbyist. (View)
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Published:2011/4/29 3:57:00 Author:Ecco | Keyword: Short circuit , tester
Short circuit tester circuit is shown as the chart, it can easily detect the short circuit after component soldering on cable or printed circuit board. When the testing stick closes to the short circuit point, the pitch will increase with it.
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Published:2011/4/29 3:42:00 Author:Rebekka | Keyword: Hands-free phone , voice-activated device
Hands-free phone voice-activated device circuit diagram. (View)
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Published:2011/4/29 3:47:00 Author:Nicole | Keyword: Buick Century, car, HVAO system
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Published:2011/4/29 3:46:00 Author:Nicole | Keyword: Buick Century, car, audio system
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Published:2011/4/29 3:24:00 Author:Nicole | Keyword: temperature compensation, magnetosensitive resistance
The figure 1 is a temperature compensation circuit which is composed of magnetosensitive resistance. In the circuit, the bridge connection is made of magnetosensitive resistance RM1 and RM2 and ordinary resistance R1, connecting a negative temperature coefficient thermal resistor RT between A-B. The coefficient adjustment resistance Rp is in parallel with RT, it can improve the temperature property of output U0. RT and Rp can select the best value according to RM1 and RM2.
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Published:2011/4/29 3:43:00 Author:Ecco | Keyword: LED , electronic clock , six functions
The LED electronic clock circuit with six functions shown as the chart is composed of XY01 modules. It has six functions of showing month, day, hours, minutes, seconds and alarm.
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Published:2011/4/29 3:41:00 Author:Nicole | Keyword: TOYOTA COASTER, manifold pressure meter, pipe joint
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Published:2011/4/29 3:20:00 Author:Rebekka | Keyword: Preventing outside lines telephone
Preventing outside lines telephone circuit diagram. (View)
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Published:2011/4/29 3:34:00 Author:Nicole | Keyword: TOYOTA COASTER, warm wind, air flow route
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Published:2011/4/29 3:34:00 Author:Ecco | Keyword: simple inverter
A simple inverter circuit made by TL494 is shown as the chart.
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Published:2011/4/29 3:37:00 Author:Ecco | Keyword: 20A, 13.8V, power supply, shematic diagram
20A, 13.8V power supply shematic diagram is shown as the chart.
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Published:2011/4/29 3:29:00 Author:Ecco | Keyword: Benz , F, A32 , EXRH , 123456, code
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Published:2011/4/29 3:28:00 Author:Ecco | Keyword: Benz R , JGCEK code
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Published:2011/4/29 3:25:00 Author:Ecco | Keyword: Benz , LED lights, OBD-Ⅱ , HHT code table
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Published:2011/4/29 3:22:00 Author:Ecco | Keyword: Benz , catalytic , converter, maintenance , zero lighting
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Published:2011/4/29 3:19:00 Author:Ecco | Keyword: Benz , ADS , system, control , computer
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Published:2011/4/29 3:30:00 Author:Nicole | Keyword: TOYOTA COASTER, coach, power supply, starter, motor
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