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Dr. Thomas A. Clark on the setps to the VLBI trailer. Tom's Mini Cooper automobile is in the background.
The GPS Trailer
VLBI Receiver with the new Mark 5 VLBI Data Recording System below the CRT.
VLBI Receiver Test Equipment. Note the original "Totally Accurate Clock" (TAC) GPSprecision time receiver. This was Tom Clark's design and was the predicessor to the first CNS Clock.
The VLBI Mark 5 VLBI Data System delivers 1 Gbps of raw recording performance onto disk drives like used in high end PCs. Below that is the 1Gbps fiber optic interface to the data correlator at Haystack Observatory.
VLBI reciver's IF modules.
More of the VLBI receiver rack.
Spectrum analyzer connected to the VLBI receiver.
The VLBI 1 Gbps tape recorder, the predecessor to the Mark 5 recorder.
Below the VLBI 1 Gbps tape recorder is its support electronics.
Lower half of a rack with networking and support equipment.
Upper half of a rack with networking and support equipment.
PCs doing various tasks on a shelf above the desk. The old laptop on the left is running Tac32Plus from CNS Systems, Inc. although the lighting washed it out of the picture.
The desk with PCs running various tasks including a Linux computer that steers the VLBI antenna.
Tom found the screens hard to see with the bright sunlight we had that day.