> Are there any key strokes to determine the software version, other than > a check sum ?
Hi Stan, Hold recall down as you press power-on to see the firmware version. It's a very nice counter. I use them all the time. Here's some light reading for you: http://cp.literature.agilent.com/litweb/pdf/53131-90055.pdf Agilent 53131A/132A 225 MHz Universal Counter Operating Guide http://cp.literature.agilent.com/litweb/pdf/53131-90044.pdf Agilent 53131A/132A 225 MHz Universal Counters Programming Guide http://cp.literature.agilent.com/litweb/pdf/53131-90039.pdf Agilent 53131A/132A/181A 225 MHz Counters Assembly-Level Service Guide http://cp.literature.agilent.com/litweb/pdf/5989-6308EN.pdf Agilent 53132A Component Level Information /tvb _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.