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    | Partname: | FX128P3 |  | Description: | Audio band scrambler. |  | Manufacturer: | Consumer Microcircuits Limited |  | Package: | PDIP |  | Pins: | 16 |  | Oper. temp.: | -40 to 85 |  | Datasheet: | PDF (285K). Click here to download *)
 |  | The FX/MX128 is a full-duplex frequency inversion scrambler designed to provide secure conversations. The Rx and Tx audio paths consist of the following: 1. A switched-capacitor balanced modulator with high baseband and carrier rejection. 2. A 3.3 kHz inversion carrier (injection tone). 3. A 3100 Hz lowpass filter. |  |  Click here to download FX128P3 Datasheet*)
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