This product is no longer available and has been replaced by: SRM-5A.
SRM-6A RAD Short Haul Modem
Services Available
Repair No
Calibration No
Free Support No


Two of these asynchronous RAD modems provided local communication between a data logger and a computer with an RS-232 serial port. An unconditioned 4-wire telephone line was used. The modem operated at data rates up to 9,600 bps.



Note: The following shows notable compatibility information. It is not a comprehensive list of all compatible or incompatible products.

Data Loggers

Product Compatible Note
21X (retired)
CR10 (retired)
CR10X (retired)
CR23X (retired)
CR500 (retired)
CR5000 (retired)
CR510 (retired)
CR9000 (retired)


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