EQUIPMENT AVAILABLE FOR SALE We are presently updating our calibration and development lab to all PC controlled test equipment,  and we have many units available for sale. These units are currently or recently used by us and are well maintained. Please review the partial list below, or contact us for a complete list. Most units include Operation and Maintenance Manuals. Most units are in current calibration, and fresh calibration is available at nominal extra cost.   North Hills Electronics AWT 2473 MIL-STD-1553 Bus Analyzer (New Price=$20,000+)  $1,000.00 North Hills Electronics MIL-STD-1553 NHT14017M XMTR & NHT14017R RCVR Network Test System  $300.00 GEC Avionics MIL-STD-155B Bus Simulator w. built-in Help Screen, Keyboard, GPIB and RS-232 control.  $900.00 Tektronix 496 Spectrum Analyzer-100Khz to 1.8 Ghz- $1500.00 Tektronix 1502 Time Delay Reflectometer (TDR) Cable tester. $600.00