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2007年11 期
| 标题 |
| 4131型无线列调机车电台送话器的改进 (43 卷) |
| 英文标题 |
| Improvement on Radio Set of 4131 Wireless Train Shunting |
| 摘要 |
| 4131型无线列调机车电台在上海、武汉和郑州铁路局的机车上广泛应用。近年来，由于设备老化，送话器故障较多，尤其是话芯部分。表现为：无线车机联控时，车站值班员听司机声音小、音质差；机务部门进行无线录音调听时，机车送话声音小，达不到机务部门的录音音质要求，影响铁 |
| 作者 |
| 新闻作者:王献超 |
| 关键字 |
