Pop the lid and look if it has the 60 MHz osc. or just connect the RS 232 and it will tell you the settings, all units with date code 2003 are of the new design with the DDS, the ones with variable frequency output you will not get for $40 Bert Kehren In a message dated 12/8/2011 9:04:21 P.M. Eastern Standard Time, gsteinb...@aol.com writes:
How does one tell of the -5690A has 'Option 2', which is the ability to 'tune' the device via the RS-232 interface? Is there a particular ebay seller with the appropriate units? Jerry _______________________________________________ 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. _______________________________________________ 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.