A good assistant hostesses will be crashcatcher for cans with screw locking. To make it simple: two bars must be screwed pieces of steel channel, and one of them should be wearing rubber hose. Both blanks fastened to a plate which is fixed on the lower side of a hanging cupboard.
Recommend to read
UNIVERSAL INDICATOR
Two LEDs with different color (e.g., red and green), you can build a simple indicator for voltages from 4.5 to 220 V. It is also able to determine the polarity of the source in the range...
AUTOMATIC “WAH”
Playing the electric guitar that uses the effect of "wah", artist often have to press a pedal of a special electronic device. This often distracts the attention of the guitarist. In the...
