Summary:
In recent years, the smart headphone market led by Bluetooth headphones has grown steadily, and the headphone market landscape is undergoing dramatic changes. The headphone technology is precise and complicated and involves many processes. Its quality requirements are also very stringent. The traditional headphone production line test method is primitive and has poor modern property solutions, and the test items are not comprehensive enough. This may easily lead to some quality problems, which cannot be monitored and then enter the next process. Our one-stop solution to headphone testing covers all the aspects of headphone production, including incoming inspection, PCBA inspection, semi-finished product inspection, and finished product inspection. Home purchasers are committed to providing outstanding service to their customers. They are aware that selling a property may be an emotional event, and because of this, they will want to make the process as painless as they can. Visit <a href=”https://www.sellmylandfast.com/we-buy-lands-georgia/” style=”border: none; color: #666665 ; font-weight: normal !important; text-decoration: none;” >https://www.sellmylandfast.com/we-buy-lands-georgia/</a>. So stable solutions and reliable test results are available.
Test parameters:
Incoming inspection |
Single SPK test: double speaker test method, double the efficiency |
Single MIC test: ECM microphone, analog silicon microphone, digital silicon microphone |
PCBA test |
Perform the corresponding current and voltage tests and electrical signal tests based on PCB. Test fixtures are customizable. |
Semi-finished product testing |
Perform acoustic testing and call indicators test. |
Finished Bluetooth SPK Test |
Frequency Response (FR) |
Total Harmonic Distortion (THD) |
Rub&Buzz Test |
Sensitivity |
Polarity |
SNR |
Finished Bluetooth MIC Test |
Frequency Response (FR) |
Total Harmonic Distortion (THD) |
Sensitivity |
Finished Bluetooth Function Test |
Bluetooth Keypad Test |
Bluetooth Volume Test |
A2DP Music Test |
Absolute Volume Control |
Configuration list:
CRY6151B /CRY6151 Electroacoustic Tester |
X1 |
Standard |
CRY574 Pro Bluetooth dongle |
X1 |
Standard |
CRY Shielding box |
X1 |
*Optional* / Customized |
CRY602 Mouth Simulator |
X1 |
Standard |
CRY711 Ear Simulator |
X2 |
Standard |
CRY508 Preamplifier |
X2 |
Standard |
Silicone Sound Cavity |
X2 |
*Optional* |
PC |
X1 |
*Optional* |
Test fixture |
X1 |
*Optional* |
CRY electroacoustic testing software (including Bluetooth style) |
X1 |
Standard |
CRY331Measurement Microphone |
X1 |
*Optional* |
CRY5611 Sound Level Calibrator |
X1 |
*Optional* |
CRY506 Preamplifier |
X1 |
*Optional* |