1 pcs FE-5650A Rubidium Frequency Standard TESTED Fast Lock 10MHz

HP Z3801A GPS Time And Frequency Reference standard (DOCXO and GT-80 GPS)

1PC FE-5650A Rubidium Frequency Standard 10MHz Fast Lock Tested Working

Lucent Symmetricom Datum RFG-M-Rb LPRO & RFG-M-XO 6x 10MHz Frequency Standard

The calibrated PRS10 10MHz Rubidium standard with interface board and heatsink

#/1 pcs FE-5650A Rubidium Frequency Standard TESTED Fast Lock 10MHz

Electronic Development Corporation Programmable DC Calibrator Model 522

Lucent RFG-M-Rb LPRO & RFG-M-XO Fully 6x 10MHz Frequency Standard Plug & Play