Comtech CDM-625 Modem


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Unused Comtech EFData CDM-625 modem, 70MHz, 8PSK/8QAM, D+I, 5Mb, LDPC/TPC, CnC card – no license, 1.1Mb Versa FEC, Open Net Frame, RS-422/EIA-530.

There is no BUC power supply with this modem, because it was originally required to be used as a 70 MHz modem, if the BUC power supply is not required the L-Band option can be activated via Comtech’s fast key option.


Contact us for the cost of additional Fast Key upgrades.

Operations Manual
Doubletalk Carrier-in-Carrier & CDM-625 White Paper