功率：50W （可带2只25W或4只15W高音喇叭）

设有两路话筒输入（高低阻抗通用）1路线路输入。

输出阻抗：0欧，4欧，8欧，16欧，250欧

2.另有一台二手机是杭州产宏宇牌仿飞跃R50-1。外观一般，变压器件完好，收扩音正常。 售价：450元 华宇佳吉到付 照

本电子管测试仪是在电子通讯设备需要调整或进行维修时用来检查电子管好坏程度的试验器。本机可以测量小功率收讯放大管的跨导.板流参数和管内真空度.复合二极管的阴极放射电流，整流管的整流电流.稳压管的稳压电压.及电压稳定度,也可检查电子管在加热状态时电极间有否短路,断路. 此外,还可以粗略地识别电子管杂音大小(这里所指杂音是电子管内接触不良所产生的杂音).本机只能判断电子管好坏,所测得的各参数值只能说明被测电子管的大体性质,不宜引为标准.本仪器适应在科研单位,实验室,无线电机制造厂,电子厂和商业网等地点使用。此外，这200多张卡片还可以作为电子管的查找和互换的资料

刚到一批:

[1#] 一台9.5 成新GS-5A电子管测试仪。上海无线电仪器厂83年产，原包装纸箱。测管卡片齐全，可测200多种电子管。有（测管附件齐全）小木箱，
经过通电测试，可正常使用。送复印使用说明书(附电路图)。售价：2100元。----------已售出

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[2#] 一台9成新GS-5A电子管测试仪。上海无线电仪器厂70年产，测管卡片齐全，可测200多种电子管。有（测管附件齐全）小木箱，
经过通电测试，可正常使用。送复印使用说明书(附电路图)。售价：1900元。

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[3#] 一台8.5成新GS-5A电子管测试仪。上海无线电仪器厂68年产。测管卡片齐全，可测200多种电子管。有（测管附件）小铁箱，
经过通电测试，可正常使用。送复印使用说明书(附电路图)。售价：1500元。----------已售出

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[4#] 一台8成新GS-5电子管测试仪。上海无线电仪器厂65年产。测管卡片齐全，可测200多种电子管。没有（测管附件）小木箱，
经过通电测试，可正常使用。送复印使用说明书(附电路图)。售价：1100元。

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[5#] 一台7.5成新GS-5A电子管测试仪。上海无线电仪器厂67年产。测管卡片齐全，可测200多种电子管。没有（测管附件）小木箱，表头玻璃裂纹。
经过通电测试，可正常使用。送复印使用说明书(附电路图)。售价：980元。

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发运方式：[1]用华宇货运公司或佳吉货运公司运费到付。[2]港，澳，台，韩地区用快递公司发送运费另计.