Icom IC-7000 Instruction Manual - Page 61
Convenient functions for receive
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4 RECEIVE AND TRANSMIT D Convenient functions for receive • Preamp and attenuator (p. 72) ➥ Push [P.AMP/ATT] momentarily to turn the preamp ON or OFF. • " " appears when the preamp is set to ON. ➥ Hold down [P.AMP/ATT] for 1 second to turn the attenuator ON. • P u s h [ P. A M P / AT T ] m o m e n t a r i l y t o t u r n t h e attenuator OFF. • " " appears when the attenuator is set to ON. • Twin PBT (passband tuning) (p. 77) ➥ Push [PBT/M-ch/RIT] (switch) momentarily once or twice to select the twin PBT ON or OFF (M-ch RIT). • PBT indicator lights green when the twin PBT is selected. ➥ Rotate [PBT/M-ch/RIT] (controls-inner/outer). • Push [PBT/M-ch/RIT(clr)] to clear the settings. • AGC (auto gain control) (p. 74) ➥ While "M -3 " is selected, push [F-3 A G C ] momentarily one or more times to select AGC fast, AGC middle and AGC slow. • Hold down [MENU/GRP] for 1 second once or twice to select the menu group M. • Push [MENU/GRP] momentarily one or more times to select the menu M-3. • " ," " " and " " appears when the fast time constant, middle time constant and slow time constant is selected, respectively. ➥ While "M-3" is selected, hold down [F-3 AGC] for 1 second to enter the AGC Set mode. • Push [F-2 FAST], [F-3 MID] or [F-4 SLOW] to select the time constant, then rotate [DIAL] to adjust the time constant. • Noise blanker (p. 78) ➥ Push [NB/ADJ] to turn the noise blanker ON or OFF. • " " appears when the noise blanker is set to ON. ➥ Hold down [NB/ADJ] for 1 second to enter the noise blanker Set mode, then rotate [DIAL] to adjust the threshold level, or noise pulse width. • DSP noise reduction (p. 79) ➥ Push [NR/LEV] to turn the DSP noise reduction ON or OFF. • " " appears when the DSP noise reduction is set to ON. ➥ Hold down [NR/LEV] for 1 second to enter the noise reduction level Set mode, then rotate [DIAL] to adjust the DSP noise reduction level. • Manual notch filter (pp. 80, 82) ➥ Push [MNF/ADJ] to turn the manual notch filter ON or OFF. • " " appears when the manual notch filter is set to ON. ➥ Hold down [MNF/ADJ] for 1 second to enter the manual notch filter Set mode. • Push [F-2 NF1], [F-3 NF2] to select the notch filter, push [F-4 NW] to set the filter width, rotate [DIAL] to set the attenuated frequency. • 1⁄4 function (p. 32) ➥ While "M-3" is selected, push [F-2 1/4] to turn the 1⁄4 function ON or OFF. • " " indicator appears when the function is activated. 52