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Contemporary Research 2 232-FMA FM Stereo Tuner
Table of Contents
Overview.............................................................................................................................................3
Specifications......................................................................................................................................4
Physical.................................................................................................................................................4
Front Panel............................................................................................................................................4
Rear Panel.............................................................................................................................................4
Includes ................................................................................................................................................4
Front Panel Programming...................................................................................................................5
Mode 0: RF Tune Select..........................................................................................................................5
Mode 1: Baud Rate Select .......................................................................................................................5
Mode 2: Unit Address Select....................................................................................................................5
Mode 3: Not used...................................................................................................................................5
Mode 4: Front Panel Disable level ............................................................................................................5
Mode 5: Power-up Volume level ..............................................................................................................5
Mode 6: Special Test Mode (for factory testing) ........................................................................................5
Mode 7: Audio Decoding.........................................................................................................................5
Mode 8: Bass setting fixed at 0dB............................................................................................................5
Mode 9: Treble setting fixed at 0dB .........................................................................................................6
Front Panel Programming Quick Reference .......................................................................................6
RS-232 Control Protocol ..................................................................................................................... 7
Overview ...............................................................................................................................................7
General protocol specifications ................................................................................................................7
Command String Structure ......................................................................................................................7
General RS-232 Commands.....................................................................................................................8
Terminal Communication Commands .......................................................................................................9
RS-232 Command Hints and Tips.............................................................................................................9
Response Strings ..............................................................................................................................10
Frequency/Source Status Response String..............................................................................................10
Audio Status Response String................................................................................................................10
Front Panel Mode Status Response String............................................................................................... 10
Control Cable Connections................................................................................................................ 11
Single Tuner ........................................................................................................................................11
Multiple Tuners, AV6x4 Router ..............................................................................................................11
Rack Mounting.................................................................................................................................. 12
RK1 Single Unit Rack Mount ..................................................................................................................12
RK2 Side-by-Side Rack Kit.....................................................................................................................12
Safety Instructions ...........................................................................................................................13
Limited Warranty and Disclaimer .....................................................................................................14