SPEAKERS PC WILL BE BETTER

SPEAKERS PC WILL BE BETTER(Four steps to excellence). 1. Noise reduction (background with a frequency of 50 Hz). In parallel, each diode in the rectifier of the AC power supply (PS) located in the body of one of the speakers, connect a non-polar capacitor type КМ6 (or similar) with a capacity of 0.01 microfarads. In addition, the parallel output SP to filter the background set compact electrolytic capacitor HITANO company with a capacity of 3300 UF at a working voltage of 25 V is ineffective capacitor 1000 UF. These simple improvements reduce background noise with a frequency of 50 Hz present in the cheap versions of the speakers made in China.

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REPAIR RIM

Modern glasses, in spite of their diversity, have identical mounting handles to the frame. However, the designers made them so that no special tools to replace the broken shackle is not easy: it is difficult to seal with the rim of the cog due to the fact that the lug shackle is retracted by the Read more…

FROM SMALL TO LARGE

What should be the thickness of the soldering tip screwdriver? Thick more firmly, and slim is suitable for use with small screws and bolts. Combine the advantages of both by replacing traditional flat sharpening stinger combination: with semi-circular longitudinal grooves. This will ensure that the working edge of variable thickness. A screwdriver on the shoulder Read more…