Main CPU is a Motorola 68306 (basically a 68EC000 with a bunch of extra i/o crap, DRAM controller and no FPU) Can't be assed to figure out how much RAM, not important. After about 40mins of running time self test indicates TOTAL GAIN errors (this is measured through both the RF and IF boards) Rear view in the card cage.įrom top to bottom: CPU, A/D IF/LOG RF CPU and analog acquisition board. At this point it passes all test except IF Step Amp when not fully warmed up. Using my Lecroy scope to generate a 2mhz square wave. The A revision increases the maximum input power from 20dBm to 30dBm. The RF input and a couple things were revised for the A revision a few years later. This series was designed in 1998-1999 by japanese test equipment firm Advantest.
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