AD711S & AD318S Artificial Human Ear Used To Simulate Pressure Field Human Ear Pickup For Testing Near-Field Electroacoustic Products Such As Headphones
- Product Details
- Inquiry
According to different standards, the simulator ears are divided into two specifications: AD711S and AD318S, which are used to simulate pressure field human ear pickup and is an indispensable accessory for testing near-field electroacoustic products such as headphones. With an audio analyzer, it can be used to test various acoustic parameters of headphones, including frequency response, THD, sensitivity, abnormal sound and delay, etc.
Performance Parameters
| Equipment Performance | |
| Sound Field Type | Pressure Field |
| Sensitivity | 11.8mV ( -38.6dB ) /Pa |
| Dynamic Range | ≥ 160dB ( THD < 3% ) |
| Frequency Range | 6.3 – 20kHz , ±2dB |
| Range Of Working Temperature | -20 ℃ ～ +60 ℃ |
| Temperature Coefficient | -0.005 DB/ °C ( @ 250 Hz ) |
| Static Pressure Coefficient | -0.007dB/KPa |
| Equipment Specifications | |
| Working Temperature / Humidity | 0～40℃ , ≤80%RH |
| Power Supply | DC: 24V |
| Dimensions ( W×D×H ) | AD711S: 113mmX89mm; AD318S: 113mmX70mm |
| Weight | AD711S: 0.7kg; AD318S: 0.8 Kg |
