I. This process for ringing a phone works for all RC4 Series 3 Harmonized Design™ dimmers (RC4Magic Series 3, RC4Magic-900, RC4 LumenDim, RC4 W-DIM).  This demonstration uses an RC4Magic Series 3 DMX2dim. A. A Step up is required to make a Bell style phone ring B. A low voltage battery is required for the RC4 … Continue reading Ring a Telephone with a Wireless Dimmer (DMX2dim)