Excellent probes for the tester and other measuring instruments are obtained from … disposable syringes. To do this, in the bottom of a plastic cap with an awl is pierced through hole, and the plastic part of the needle is cut off (shown dashed). Remains dull the needle with a needle file, and to the other end to solder stranded wire, end of which is passed through the cap and in the same way is attached to the second disposable syringe. To get the male connector for connection to the terminals of the measuring device, the needle is wound a copper wire of the desired diameter and sealed. M. POVALYAEV, Yelets
Recommend to read
SPINNING TOP ON A ROPE
You never thought about the fact that your car racing has a good gyro, and not one? But they are made and put into place your own hands! Their role is carried out by the engine flywheel...
FROM “USELESS” – IN THE RIGHT
Want to lead a conversation about "retraining" relatively useless or obsolete electronic devices in the useful and necessary. A lot of stuff gathering dust "in the bins" radio Amateur...
