Data Products PG-303 data pattern generator. Outputs \"quick brown fox\" message plus up to six user selectable characters in 5 to 8 level code. Powered up OK.Low-level and loop outputs werechecked and were keying. Switch-selectable speeds of 37.5 baud to 9600 baud in 5,6, 7, or 8 level code. The unit also can introduce variable distortion into the signal to test other equipment or circuits. Very flexible unit for telecommunication, RTTY, etc. Unit was rack-mounted in 19-inch cabinet and comes with the removable rackmount brackets (see photos 2 & 3). Power cord is included.

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