Icom IC-7850 Instruction Manual - Page 146
Notch function
View all Icom IC-7850 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 146 highlights
Previous view 7 FUNCTIONS FOR RECEIVE ■■Notch function The IC-7850 has Auto and Manual notch functions. • Auto notch: Used in the SSB, AM, or FM mode • Manual notch: Used in the SSB, CW, RTTY, PSK, or AM mode [NOTCH] indicator [NOTCH] control MAIN, SUB DDAuto notch function The Auto notch function uses DSP to automatically attenuates beat tones, tuning signals, and so on, even if they are moving. ➥➥Push [NOTCH] several times to select "AN." • Pushing [NOTCH] toggles the Notch function "AN" (Auto notch), "MN" (Manual notch), and OFF. • "AN" appears when Auto notch is in use. [NOTCH] MAIN, SUB • The Auto notch indication DDManual notch function The Manual notch can be set to attenuate a frequency by rotating the [NOTCH] control. qqPush [NOTCH] several times to select "MN." • Pushing [NOTCH] toggles the Notch function "AN" (Auto notch), "MN" (Manual notch), and OFF. • "MN" appears when manual notch is in use. • Hold down [NOTCH] for 1 second to toggle the manual notch filter width between "WIDE," "MID," and "NAR." After selecting, the filter width value is displayed for about 1 second. wwRotate the [NOTCH] control to manually attenuate a frequency. While tuning the manual notch, noise may be heard. This comes from the DSP unit and does not indicate an equipment malfunction. • The Manual notch indication • When selecting the manual notch filter width 7-13