SALIENT FEATURES :
* Completely self contained stand – alone unit.
* Designed for educational & experimenting purpose.
* Demonstrates the principle & working of various microphones.
* Test points at various stages in the circuit to observe and record the waveforms and voltages.
* Housed in an elegant metal cabinet with a well spread intelligently designed circuit layout on the front panel.
* Strongly supported by a comprehensive instruction manual complete with theory and operation details.
Technical Specifications :
The complete system consists of :
* Three different microphones.
* One Loudspeaker to transmit the Audio Signal as Source for the Microphone under test.
* Amplifier – Low noise, variable gain dedicated amplifier.
* Motorised directional plate with auto and manual mode.
* Measuring Tape.
Facility for Finding :
* Frequency Response with calculation of gain in dB for various microphones various distance & various inputs and plotting of graph.
* Directional Response with calculation of gain in dB for various microphones various distance & various inputs and plotting of polar graph.