主页 请联系我们 网点地址 首页 Sales Partner World
产品系列 方法处理 技术进步 培训及服务 公司介绍 新闻发布 新闻简报


文件
下载
选项
规格
应用
附件
用户手册
演示


Test Sequences for the 4403's Audio Wavefile Replay Function

From software version 3.10 onward, the Audio Option of the 4403 allows to replay audio files in a given format (for details please check the manual). Here we offer standard wave files for the test sequences given in GSM specification 06.54 ("Test sequences for the GSM Enhanced Full Rate (EFR) speech codec"). There are two zipped files for download:

Wav_16kHz.zip, contains the test sequences with a 16 kHz sampling rate, which has to be used when the signal destination is AF Out. (file names are: t1_16k.wav .... t19_16k.wav)

> wav_16KHz.zip (1,503 kB)

Wav_8kHz.zip, contains the test sequences with an 8 kHz sampling rate, which has to be used when the signal destination is Codec in. (file names are: t1_8k.wav .... t19_8k.wav)


> wav_8KHz.zip (1,056 kB)

These zip files have to be unzipped onto a floppy disk and copied to the hard disk of the 4400, into subdirectory /rapid/wav. This needs to be done within the RAPID! environment.

The following sequences are available:

  • TEST1.INP - Synthetic harmonic signal. The pitch delay varies slowly from 144 down to 18.5 samples. Amplitudes at saturation point -4096 and +4095.
  • TEST2.INP - Sinusoidal sweep varying from 150 Hz to 3400 Hz. Amplitudes ± 1250.
  • TEST3.INP - Sinusoidal sweep varying from 150 Hz to 3400 Hz. Amplitudes ± 4000.
  • TEST4.INP - Female speech, active speech level:
    -19.4 dBov, flat frequency response.
  • TEST5.INP - Male speech, active speech level:
    -18.7 dBov, flat frequency response.
  • TEST6.INP - Female speech, ambient noise, active speech level:
    -35.0 dBov, flat frequency response.
  • TEST7.INP - Female speech, ambient noise, active speech level:
    -25.0 dBov, flat frequency response.
  • TEST8.INP - Female speech, ambient noise, active speech level:
    -15.6 dBov, flat frequency response.
  • TEST9.INP - Female speech, car noise, active speech level:
    -35.5 dBov, flat frequency response.
  • TEST10.INP - Female speech, car noise, active speech level:
    -26.1 dBov, flat frequency response.
  • TEST11.INP - Female speech, car noise, active speech level:
    -15.8 dBov, flat frequency response.
  • TEST12.INP - Male speech, ambient noise, active speech level:
    -34.9 dBov, flat frequency response.
  • TEST13.INP - Male speech, ambient noise, active speech level:
    -24.8 dBov, flat frequency response.
  • TEST14.INP - Male speech, ambient noise, active speech level:
    -15.0 dBov, flat frequency response.
  • TEST15.INP - Male speech, babble noise, active speech level:
    -34.1 dBov, flat frequency response.
  • TEST16.INP - Male speech, babble noise, active speech level:
    -24.3 dBov, flat frequency response.
  • TEST17.INP - Male speech, babble noise, active speech level:
    -14.4 dBov, flat frequency response.
  • TEST18.INP - Female speech, ambient noise, active speech level:
    -26.0 dBov, modified IRS frequency response, with many zero frames.
  • TEST19.INP - Male speech, ambient noise, active speech level:
    -36.0 dBov, modified IRS frequency response, with many zero frames.

> 更多
关键词:
2008年4月3日
新推出的天线耦合板方便TETRA无线设备测试 > 更多信息
2008年3月18日
手机服务中心可利用德国威尔泰克公司的4400系列手机综测仪完成HSDPA无线设备的测试 > 更多信息
4916 Antenna Coupler - 用于各种移动电话的下一代天线耦合器 > 更多信息
时事通讯
要求报价
保持联络
产品搜索引擎
术语汇编 (用英语)
资料打印
Top


版权保护 保密规则 法律声明