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G.R.A.S. Sound & Vibration - Telephone Test Head

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The Telephone Test Head Type 45AA is a tailor-made fixture for testing the acoustic performance of telephone handsets in accordance with international standards and recommendations.
 
The design of the Type 45AA combines precision with a robust construction to ensure stability and reproducible test results with a minimum of acoustic interference.
 
When used with an Artificial Ear Type 43AD or an Ear Simulator Type 43AE, and a Mouth Simulator Type 44AA/44AB, it can be set up for testing telephone handsets in accordance with ITU-T recommendations.
 

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Telephone Test Head

 

Type 45AA
For testing of acoustic performance of telephone handsets in
accordance with international standards and recommendations

 
 

 
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