Icom IC-7100 Advanced Instructions - Page 105
Notch function
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Previous view 5 FUNCTIONS FOR RECEIVE Notch function (Mode = Auto notch: SSB/AM/FM Manual notch:SSB/CW/RTTY/AM) This transceiver has Auto and Manual Notch functions. ➥➥In the SSB or AM mode, push NOTCH (C) to toggle the Notch function between auto, manual and OFF. • Either the Auto or Manual notch function can be turned OFF in the "[NOTCH] switch (SSB)" or "[NOTCH] switch (AM)" item of the "Function" Set mode. (p. 17-21) SET (C) > Function > [NOTCH] switch (SSB) SET (C) > Function > [NOTCH] switch (AM) ➥➥In the CW or RTTY mode, push NOTCH (C) to turn the Manual Notch function ON or OFF. ➥➥In the FM mode, push NOTCH (C) to turn the Auto Notch function ON or OFF. • "AN" appears when the Auto Notch function is ON. • "MN" appears when the Manual Notch function is ON. • No indicator appears when the notch filter is OFF. DDAuto Notch function The Auto Notch function uses DSP to automatically attenuate beat tones, tuning signals, and so on, even if their frequencies are changing. Auto Notch is OFF Auto Notch is ON Left Display Center Right The L, R, C or D in the instructions indicate the part of the controller. L: Left side R: Right side C: Center bottom D: Display (Touch screen) NOTCH Auto Notch icon Desired signal (AF) Desired signal (AF) Unwanted interference Interference frequency is attenuated 5-10