Cobra 29 LX BT Operating Instructions - Page 8

Operation Operation Calibrate For SWR (Standing Wave Ratio) Calibrate for SWR (Standing Wave Ratio) SWR calibration is done to properly adjust the length of the antenna and to monitor the quality of the coaxial cable and all RF connections. This calibration is critical in order to achieve optimum performance. PUSH & HOLD NB /ANL S/ RF R SWR /CAL VOL SWR 1.5 2 3 RF CAL RX SIG 1 3 5 7 9 +30dB MENU PU SH ENTER SQ DYNAMIKE MEM WX ! RF GAIN SCAN MEM SCAN CB / WX / PA CH 9/ 19 DIM ESC DELTA TUNE T BACK SWR CAL 3 Push and hold mic button. NB /ANL OFF MIN MIN MAX NB/ANL SWR 1.5 2 3 ANL OFF CAL TX S/ RF S/RF RF RX SWR 1 Select channel 20.SWR/CAL CAL SIG 1 3 5 7 9 +30dB MENU PU SH ENTER VOL SQ DYNAMIKE RF GAIN SCAN MEM SCAN CB / WX CH 9/ 19 DIM ESC DELTA TUNE T BACK SWR CAL Note Calibration must be made in an open area (never in a garage). Vehicle doors must be closed. No one should be standing near the antenna. (See your antenna directions for more complete information). Note The reading will be slightly higher on Channels 1 and 40 compared to Channel 20. OFF MIN R 2 Press SWR/CAL button to select CAL. 10 MIN MAX 4 While holding mic button adjust the SWR CAL knob so the meter swings to the CAL mark on the meter (located on the right). OFF continued 11