HP Extender Test Card for HP AGILENT 8557 8558 8559 8569 +8590 BOARD 22X2 EXTENDER KI Spectrum Analyzer 2 X 22 W 3.7 inch H 5.0 inch pitch .156 inch IN KIT FORM**.
Board is traced, sized and edge connector is mounted. Builder needs only to solder the remaining edge connector pins to have a functioning extender board.