The PM 6685 is easy to use, compact, and most important of all, it has today's smartest input triggering for frequency measurements. The battery option for the PM 6685 maintains oven stability for 20 hours, giving you instant oven performance even after long transportation.
8 GHz Input C
Ultra High Stability Oven Time Base
GPIB Interface (PM 9626/02) and TimeViewTM Time and Frequency Analysis Software for DOS for PM6685 and PM6685R