The rooms are vulnerable to fire as a storage material, flammable, requires a system to prevent the occurrence of a fire. For example, using a fire alarm detection, so for example occur if a flame that can quickly and others that...
Thursday, November 20, 2014
Wednesday, November 19, 2014
USB Audio Interface based DAC PCM2902
This is the circuit quality preamplifier with built-in USB DAC for my Leachamp power amplifier. Scheme is PCM2902 datasheet. Circuit includes DAC and ADC, SPDIF input and output of HID and with 3 buttons + MUTE, VOL-and VOL. For...
Power Supply Failure Alarm
Most of the circuit power supply failure alarm circuits require additional or external power supply. However, this circuit requires no additional power supply. The circuit uses a voltage of 5 volts to 15 volts. To adjust the voltage...
Tuesday, November 18, 2014
20W Surround audio amplifier with SI 1020G
Have you been use the IC above? if those who have not, IC above is used or applied to the audio power amplifier. IC processing is quite good for use on amplifier home, or room. IC used is SI1020G who have not very high output with...
Monday, November 17, 2014
Hot Water Level Indicator
Notes:Save fuel bills and the economy of the planet with this circuit. SW1 is a normally open press button switch which allows you to view the level of hot water in a hot water tank. When pressed the voltage difference at the junction...
Sunday, November 16, 2014
Automatic Water Pump Controller
Automatic water pump controller is a series of functions to control the water pump otamatis in a reservoir or water storage. As the water level sensor made with a metal plate mounted on the reservoir or water tank, with a sensor in...
Labels:
automatic,
controller,
pump,
Water
Saturday, November 15, 2014
Parts Needed for Motion Detector Circuit
This is a circuit which can detect any motion or movement. Its most common use is to detect a person moving through an area where the motion detector can sense.For example, the motion detector may be placed near a door, so that if...
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