代理美国MONROE拨号音检测模块Model 90471A
美国MONROE的相关型号：
ME284库仑计 /法拉蒂杯284/22A284/22B ME283表面电阻测试仪 ME266A静电电位计ME263
ME268A充电板分析仪ME268 ME244A表面电位计ME244AL 275D便携式静电场强计
ME262A表面电阻测试仪 ME288充电版监视器ME287 ME287离子性能分析仪
ME177A静电场强监视系统 ME264A表面电阻测试仪 ME272表面电阻测试仪272A
ME268A充电板分析仪ME268 ME279静电电位计 ME282 静电场强计282IS
ME292表面电阻测试仪ME291 静电电位探棒 MODEL 1017、1027、1034
Me289静电场强计ME257D 代理美国MONROE拨号音检测模块Model 90471A
法拉第杯 美国MONROE法拉第杯 MONROE 284法拉第杯
技术参数：
SPECIFICATIONS:
Display:½” x 3½ digit LCD
Standard Ranges:
Range: Resolution:
200nC 0.1nC 周小姐：
20nC 0.01nC 代理美国MONROE拨号音检测模块Model 90471A
Optional Ranges Available:
Range: Resolution:
2000nC 1.0nC
2.0nC 0.001nC
Accuracy: 2%
Output:0 to ±2 volt analog, 1kΩ
Drift:0.1pC/sec. Typical
Battery:9 volt Eveready #216 or equivalent NEDA #1604.
Battery life over 400 hours.
Dimensions:6” x 3½” x 2 1/8” (150mm x 90mm x 54mm)
Weight:8½ oz. (0.24 kg) with battery
代理美国MONROE拨号音检测模块Model 90471A
拨号音检测模块，型号：Model 90471A
90417a
Dial Tone Detection Module
The Model 90417A Module is a Dial Tone Detector. It is designed to be plugged directly into a Model 3137B Unattended Answering Device. The Model 90417A is intended for use on telephone exchanges where the central office does not provide a current interruption on calling party disconnect. Thus it provides a forced disconnect of the Model 3137B Unattended Answering 代理美国MONROE拨号音检测模块Model 90471A
Device on return of Dial Tone
美国CLEVELAND-KIDDER张力传感器
美国CLEVELAND-KIDDER称重传感器
美国CLEVELAND-KIDDER信号放大器
美国CLEVELAND-KIDDER显示仪表
美国CLEVELAND-KIDDER张力变送器
美国CLEVELAND-KIDDER张力控制仪表