Chip has four built +8 kinds of tricks jumps procedure for the control of the double bond. Connected to 6 feet of function selection buttons SB2 is key, then the key SB1 is 5 f
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eet 8 kinds of light-hop fashion lock key. Pressing the SB2 can achieve the following controls: 1 volume + big jumps species (four kinds of jumps: Four lights flash at the same time with the beat of the music Shuo, a group of two lights flashing alternately with the music beats, flow-through single lamp flashes with the music beat four lights lit one by one with the beat of the music, in turn, extinguished conversion method to automatically replace a jump method Zouwan every one song after); 2, +4 kinds of jumps in volume; 3, small volume jump species +4 law; 4,8 kinds of light-hop fashion cycle; 5, string lights all bright. SBI to eight kinds of light hop mode lock key, it is only in the fourth SB2, press SBI to function. Specific Lights jump ways: 1, followed by a single lamp flashes: 2, along the water, pour the water alternates; 3 stars twinkling, Happy Valley-type self- moving changes; 4, four-by-turn lamp is lit, then turn off one by one: 5 single light up slowly fades automatically change (like rolling waves): 6, two adjacent lamps, a light fades, another lights up slowly, followed by forward move {7, while four lights slowly fades: 8, star light flashes. SH-816 operating voltage by the CI Buck, VD1, VD2 rectifier, VD4 filter regulator supplied with c5. To obtain a larger volume, audio amplifier VT1, VT2 operating power from the left end of the resistor R6. To improve the sound quality, an amplification circuit using VT1, VI2 complementary outputs. Its negative feedback resistor R5, R7, R8 as current limiting yang, complementary circuits used to adjust the static working point.
This project fits more for custom made battery casing that can have more space to hide things inside. This switch with few alterations can be used for any other project as well but is designed based on e-bike needs! This project use a clever functionality of....
The circuit described here uses ultrasonic oscillations and operates based on the propagation velocity of these oscillations in the air. Thus, we can easily determine the distance of two points if the time within which the wave travels this distance is....
Sometimes the precious metals are hidden too deep and are not detected except with complicated devices. In many cases, however, small pieces of precious metal buried near the surface can be detected by relatively simple means. Everyone is very attractive to....
Many times for various reasons we forget or can not water the plants that we have in our homes. And many humidity sensors units just notify us with a beeping sound or with a flashing light, that the pot needs watering. But what if we are away from home? This....
The principle behind a metal detector is really very simple. Proof of this is the circuit that follows, in which it proves that the construction of a metal detector can be done in the minute, with few components that we find very easily everywhere. With the....
The sub-harmonic bass generator is a sound producing unit for guitars. The sound it produces looks very much like that of the bass guitar. The octave generator is sometimes quite unusual since it does not produce any of the usual ways of coloring the sound,....
In the past the sounding (sea bottom measurement) was done with the "bullet", that is, with a heavy lead object that the seamen plucked into the sea hung from a calibrated rope. As soon as the "bullet" reached the bottom, the depth appeared directly from the....
This Amplifier was designed to have the following specifications: Distortion less than 0.1% at full power of 100W even at 20KHz. Power has to be attributed to an extended bandwidth. The output transistors must be protected against short circuits. The power....
A series of LEDs serve to alert the gardener when plants need water. Using two conventional digital integrated LEDs and a series of LEDs, we make a very useful device for gardening. The device detects the amount of water in the pot and alerts the grower.....
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