Reference: Lab Experiments Journal vol-12, No.1, Page-42
Speaker and microphone characteristics
Model: SMC-1209
Experiment(s):
Determination of speaker characteristics like frequency response, sensitivity, audible range, bandwidth, coil resistance, inductance, etc
Specifications
1. Speaker characteristics kit
Input: From signal generator Voltmeter: Wide band (200 KHz) AC voltmeter Range: 0 - 2 V Resolution: 0.001 V Built-in power amplifier capable of powering up to 4 Ω speaker Rated Input: 220 V/50 Hz or 110 V/60 Hz Power consumption: <30 W Connectors: 2 mm - 2 mm moulded brass pin patch cords
2. Sound intensity meter
Measures upto 130 dB
3. Speaker Set
Consist of 3 speakers - woofer, mid-range and tweeter
4. Signal generator
Frequency: 1 Hz to 1 MHz Display: Frequency & waveform Rated Input: 220 V/50 Hz or 110 V/60 Hz Power Consumption: <30 W Amplitude: 0 to 20 V variable Waveforms: Sine, square and triangular