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| 1 | Impedance Tube Test Set Up for Vibration andAcoustics Laboratory |
| 2 | Large DiameterImpedance Tube with leg supporthaving inner diameter 100 ±1mm , Frequency range 100 Hz to 1600Hz, Material - Aluminium |
| 3 | Sample cutter (for large impedance tube) Diameter 100mm |
| 4 | Sample Holder for large impedance tube for holdingtest samplesMinimum Length 150 mm |
| 5 | Sample Holder (for large impedance tube) for calibration sample .The same will be used for obtaining anechoic termination during sound transmission lossMeasurement . Minimum Length.150 mm. |
| 6 | Sample Holder (for large impedance tube) for obtaining open termination during sound transmission Loss measurement Minimum length 200 mm |
| 7 | Reference Acoustic Samples(for large impedance tube) which will be used for calibration purpose along with the calibration report. Outer Diameter 100 mm.Sample Material: Melamine Foam. |
| 8 | Demo Acoustic Samplesof (for large impedance tube)Polyurethane foam ,PET Felt, Solimide foam, Granular Rubber for Sound Absorption coefficient and Sound Transmission Loss Measurement.(one of each type. Outer Diameter 100 mm |
| 9 | Acoustic Coupler Sound Leakage rings made of plastic material for large tube.Outer Diameter 100 mm |
| 10 | Small DiameterImpedance Tube with leg support , Inner diameter29 ±1 mm, Frequency Range 900 Hz to 6200 Hz, Material -Aluminium. |
| 11 | Sample cutter (for small impedance tube) 29 ±1mm. |
| 12 | Sample Holder for small impedance tube for holding test samples Minimum length 150 mm. |
| 13 | Sample Holder (for Small impedance tube) for calibration sample The samewill be used for obtaining anechoic termination during sound transmission lossMeasurement . Minimum length 150 mm |
| 14 | Sample Holder (for small impedance tube) for obtaining open termination during sound transmission Loss measurement Minimum length 200 mm |
| 15 | Reference Acoustic Samples (for smallimpedance tube) which will be used for calibration purposes along with the calibration report. Outer Diameter 29 ±1 mm Sample Material: Melamine Foam . |
| 16 | Demo Acoustic Samples of (for smallimpedance tube)Polyurethane foam ,PET Felt, Solimide foam, Granular Rubber for Sound Absorption coefficient and Sound Transmission Loss Measurement.(one of each type. Outer Diameter 29 ±1 mm |
| 17 | Acoustic Coupler Sound Leakage rings made of plastic material for smalltube.Outer Diameter 29 ±1 mm |
| 18 | Data Acquisition System (DAQ),Signal Generator capable of generating stationery signal with flat spectral density within the frequency range of 50 Hz to 5000 Hz. |
| 19 | Power Amplifier of 50W/75W along with the accessories for the connections. Frequency response of 20 Hz to 20000 Hz. |
| 20 | Laptop for data acquisition system 14th Generation I9, 16 GB RAM, 4 GB graphics card, 1 TB SSD, USB3.0, Lanport 1G |
| 21 | 1/4\" Pressure Field microphone |
| 22 | Loudspeaker: 4-inch, 6 ohm,15W, 100 mm |
| 23 | Software for Sound absorption Coefficient, Sound Transmission Loss Measurement ,Acoustic Impedance Measurement. |
| 24 | Sound level meter (with low frequency sound measurement function) |
