Electrically Maintained Tuning Fork

We have come up a dependable source for exporting, manufacturing and supplying of Electrically Maintained Tuning Fork in Delhi, India. The Electrically Maintained Tuning Fork consists of a heavy Nickel plated, U-shaped prongs with a vibration rate of 60 per second. Accurate frequency adjustment can be made with the help of a sensitive electromagnetic coil placed between the prongs. The amplitude of vibrations can also be varied smoothly by sliding the electromagnetic coil back and forth between the prongs. A small spring type strip makes contact with one of the prongs, and a screw point makes contact with the strip. A small mirror reflector and a vibrator are attached to the prong of the tuning fork