What is the use of e-TDRe-STDR in State Bank of India?

What are the differences between e-TDR, e-STDR , e-RD and e stdr The CC-USTDR is a standard analog signal converter from the CC-U range This converter, with relay outputs and with 3-way electrical isolation, operates with a tdr vs stdr SBI Fixed Deposit की 100% सही और सम्पूर्ण जानकारी TDR और STDR में से Best कौनसा है

stdr Low-Power STDR CMOS Sensor for Locating Faults in Aging Aircraft Wiring · Low-Power STDR CMOS Sensor for Locating Faults in Aging Aircraft