SW-2526 - ESAW Tuning Fork on Resonance Box For demonstrating the formation of the basic major chord. Comprises four tuning forks mounted on a single wooden box in a line at the top and having frequencies (Hz) of C1(256), E(320), G(384), C2(512). Supplied with a hammer.

SW-2571 - ESAW Tuning Fork Set Best quality plain shanks, with chromatic scale frequencies from C1(256Hz) to C2(512Hz). Complete set of THIRTEEN Tuning Forks supplied in a polished wooden case.SW-2571/1     Nickel plated or blued steel, with frequencies, clearly markedSW-2571/2     Nickel plated ...

SW-1875 - ESAW Tuning Fork Wave Recorder Apparatus to show the waves of a tuning fork, change of waves with the frequency of tuning fork. Also demonstrates characteristics of waves and sound visually. It consists of three different types of tuning forks, a marker, and a paper roll. Mounted on a w...

ESAW Tunnel Diode Characteristic Apparatus (EEC-11439)In built DC regulated Power Supply of 5 volts. Two3½digit digital panel meter for measuring the voltage across resistance & tunnel diode (Range 0-2V DC). Current control on the front panel. TunnelDiode-IM3717

ESAW Twin Tone Bar Set (SW-2139)To demonstrate resonance, sympathetic vibrations and beat phenomenon. The two precision-made bars are mounted on a single solid resonance cavity. The cavity has two chambers with one bar tuned to 440Hz.,the other to 441Hz. Includes: hammer and instructions.

ESAW Two Way Switch (EEC-10259)A two way toggle switch mounted on the plastic case provides connection between left and middle 4 mm sockets or middle and right 4 mm sockets. Useful for switching circuits.

SW-2247 - ESAW Ultrasonic System Ultrasonic transmitter and receiver operating in 40 KHz region enclosed in separate plastic enclosures (142x80x43) mm approximately, which contain the electronic circuit and 9V, DC batteries. 2 Khz modulating frequency is transmitted by ultrasonic transmitter and ...

ESAW Variable Capacitor (EEC-9673)One can easily select any capacitor out of four as indicated alongside index mark on the knob and can use in any circuit via. 4 mm sockets mounted on the plastic case (1 42x 80x40) mm approx