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The Bell 103 modem or Bell 103 dataset was the second commercial modem for computers, released by AT&T Corporation in 1963. [ 1 ] [ 2 ] It allowed digital data to be transmitted over regular unconditioned telephone lines at a speed of 300 bits per second .
EAX #3; ESU 3072 Line; FW1 (Four Wire 1 Toll Switch) GTD-3 EAX (Toll switch, NOT CCS7 capable although CCIS capable) GTD-5 EAX (Class 5 switch, many in use today, was the primary switch in former GTE exchanges. Now supported by Lucent.) GTD-120 Digital PABX; GTD-1000 Digital PABX; GTD-4600 Digital PABX; OMNI-S1 Digital PABX; OMNI-S2 Digital PABX
IEC 103 uses FT1.2 (defined in IEC 60870-5-1) for frame format having options of Frame with variable length, Frame with fixed length & single character similar to IEC 101. Single character is used for acknowledgments, fixed length frames are used for commands & variable lengths are used for sending data.
The Transportation Technology Center (TTC) is a railroad equipment testing and training facility located northeast of Pueblo, Colorado, owned by the Federal Railroad Administration (FRA). It was built in 1971 as the High Speed Ground Test Center ( HSGTC ) for the Department of Transportation (DOT) and its original purpose was to test several ...
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SD-3 was the training set, and it contained digits written by 2000 employees of the United States Census Bureau. It was much cleaner and easier to recognize than images in SD-1. [ 7 ] It was found that machine learning systems trained and validated on SD-3 suffered significant drops in performance on the test set.
The Ilyushin Il-103 is a single-engine, low-wing training aircraft developed by the Ilyushin Design Bureau that started in 1990 in the Soviet Union. The aircraft is now produced in Russia . [ 1 ] It was the first Russian aircraft to achieve Federal Aviation Administration certification in 1998, it is for sale in the United States .