ray dialer


Posted on Feb 5, 2014

RayDialer TX1 Channel Settings = Note: Switch pulls low, if ON. DIGIT 4 3 2 1 frequencies [Hz] 1 ON ON ON OFF 697 + 1209 2 ON ON OFF ON 697 + 1336 3 ON ON OFF OFF 697 + 1477 4 ON OFF ON ON 770 + 1209 5 ON OFF ON OFF 770 + 1336 6 ON OFF OFF ON 770 + 1477 7 ON OFF OFF OFF 852 + 1209 8 OFF ON ON ON 852 + 1336 9 OFF ON ON OFF 852 + 1477 0 OFF ON OFF O


ray dialer
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N 941 + 1336 * OFF ON OFF OFF 941 + 1209 # OFF OFF ON ON 941 + 1477 A OFF OFF ON OFF 697 + 1633 B OFF OFF OFF ON 770 + 1633 C OFF OFF OFF OFF 852 + 1633 D ON ON ON ON 941 + 1633 RX1 detects the direction of one or more transmitter(s) by measuring the signal intensity at at four different angles. Thanks to a tiny, but powerful dsPIC, all channels are sampled simultaneously and analyzed by a real-time Goertzel-Algorithm. HOTKEYS (UART, 115200, 8N1 or I2C): = ESC stop (after current operation) d DTMF mode, all channels (4), all frequencies (8) D DTMF mode, single shot s sweep mode S sweep mode, single shot a sweep output for all channels (only serial) 0 sweep output for one channel only c sweep channel selection (one channel); requires IDLE_STATE; followed by: 1 select channel 1 2 select channel 2 3 select channel 3 4 select channel 4 ESC aborts channel selection f sweep frequency range selection; requires IDLE_STATE; followed by: 1 select tone 1; sweep f1-47Hz. f1+48Hz 2 select tone 2; sweep f2-47Hz. f2+48Hz. 8 select tone 8; sweep f8-47Hz. f8+48Hz a select tone 1. 8 sweep f1-47Hz. f8+48Hz ESC aborts range selection r reset max marker (horizontal bar resolution) for LCD value normalization l linear intensity axis on LCD L logarithmic intensity axis on LCD 1 250 steps per Goertzel analysis 2 500 steps 3 1000 steps 4 1250 steps 5 1500 steps 6 1750 steps 7 2000 steps 8 2250 steps 9 2500 steps o output as magnitude O output as...




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