I received one of these from China, http://www.ebay.co.uk/itm/GPS-DISCiPLINED-CLOCK-GPSDO-10MHz-10M-OUTPUT-SQUARE-WAVE-RS232-OUTPUT-GPS-NMEA-s-/252011014153 and it works nicely. The GPS is a U-Blox N
http://www.ebay.co.uk/itm/GPS-DISCiPLINED-CLOCK-GPSDO-10MHz-10M-OUTPUT-SQUARE-WAVE-RS232-OUTPUT-GPS-NMEA-s-/252011014153 After some trials I find this GPSDO is not so good after all. The 10MHz output
Hi Paul, for a comparison it might be worth to take a closer look also to this one (also made in UK). http://www.jrmiller.demon.co.uk/projects/ministd/frqstd.htm 73 Clemens DL4RAJ
That looks well made, similar price to the going rate for a Trimble Thunderbolt. Tempted! There is rumour of a firmware upgrade for the BG7TBL device to fix that frequency error problem. I have email