2 Phone Line Telephone Hybrid

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Solidyne automatic phone hybrid operates with only 3 buttons... These hybrids synthesize our 45 years experience in developing telephone hybrids for broadcasting. This is a system where the excellence was applied to the design, facilitating the operator's work. The audio send and the reception have band pass filters and limiters / compressors to control the audio levels. HL 202 can operate with all console models. Is able to accept terrestrial phone lines (2 wires) or cellular phones (4 wires). The cabinet has detachable lateral supports to be mounted in rack or to operate on a table. The local sound rejection surpasses 40 dB and the quality of audio signal on air is so good that it will surprise your audience.  It is not easy to realize that the sound comes from a telephone line Each line allows setting individual hybrid balance. You only need to set the balance when install the unit, using a precision 15 turns potentiometer. A recording output allows to use the hybrid without console. Each line accepts an associated telephone, for producers, that is disconnected when take a line on-air. Unlike other brands of hybrids, this unit offers 8 dB gain between conference lines to compensate the losses of the lines.   Two or three hybrids can be used linked by D9 connector This way HL202 can improve to 4 or 6 lines     Photos of 4 lines system and 6 lines system using HL202 modules     HL 202 allows using standard telephone line or cellular phones, using the "free hands" connector. The hybrid recognizes the different inputs and automatically changes to operate in 2 wires (line) or 4 wires (cellular) This feature allows the radio station to take advantage of the low cost communication fare between corporative cellular phones, that the cellular operators offer   Main Features * 2, 4 or 6 phone or cellular lines in conference * 40 dB local signal reject * 3 buttons easy operation * +4 dBm balanced output with audio compression & gain control * Automatic phone sending level at 0 dBu * Band-pass filters on the send, to improve rejection of local signal * 8 dB gain between lines to obtain comfortable levels on a conference * Robust buttons with reflective illumination * Balanced telephone connection using NI-Ferrite transformers * Protection against lightning discharges using SIOV technology * High quality on the air, without coloration of the local voice