Two of these asynchronous RAD modems provided local communication between a datalogger 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.
CR500 | CR510 | CR10 | CR10X | 21X | CR23X | CR9000 | CR5000 | CR7X |
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