* Low Distortion Transformer Signal Coupling (0.01% max)
* Complete Ring Detector Circuit
* Low Power Hook Switch
* Electronic Inductor/Gyrator Circuit

* Modems
* Fax Machines
* Remote Data Acquisition
* Security Systems
* Voice Mail Systems
* PC M.

The CYG2000, CYG2011, and CYG2020 are Data Access Arrangement (DAA) modules featuring a 350V, 120mA, 15 relay used for hook switch; an optocoupler with minimum CTR of 33% for ring detection; and a low-distortion transformer with 28.8kbps capabilitie.

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