Icom IC-7700 Instruction Manual - Page 89

FUNCTIONS FOR RECEIVE Section 5 ■ Spectrum scope screen 5-2 D Center mode 5-2 D Fixed mode 5-3 D Mini scope screen indication 5-4 D Scope set mode 5-4 ■ Preamplifier 5-9 ■ Attenuator 5-9 ■ RIT function 5-10 D RIT monitor function 5-10 ■ AGC function 5-11 D Selecting the preset value 5-11 D Adjusting the AGC time constant 5-11 D Setting the AGC time constant preset value 5-11 ■ Twin PBT operation 5-12 ■ IF filter selection 5-13 D IF filter selection 5-13 D Filter passband width setting (except FM mode 5-13 D Roofing filter selection 5-14 D DSP filter shape 5-14 D Filter shape set mode 5-14 ■ Noise blanker 5-16 D NB set mode 5-16 ■ Noise reduction 5-17 ■ Dial lock function 5-17 ■ Notch function 5-18 ■ Digital selector 5-18 ■ Autotune function 5-19 5-1