Icom IC-7700 Instruction Manual - Page 19
Audio Peak Filter/twin Peak Filter
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1 PANEL DESCRIPTION $7 MEMO PAD-WRITE SWITCH MP-W (p. 8-7) Programs the displayed readout frequency and operating mode into a memo pad. • The 5 most recent entries remain in memo pads. • The memo pad capacity can be expanded from 5 to 10 in set mode. (p. 12-15) $8 MEMO PAD-READ SWITCH MP-R (p. 8-7) Each push calls up a frequency and operating mode in a memo pad. The 5 (or 10) most recently programmed frequencies and operating modes can be recalled, starting from the most recent. • The memo pad capacity can be expanded from 5 to 10 in set mode. (p. 12-15) $9 VFO/MEMORY SWITCH V/M ➥ Switches the selected readout operating mode between the VFO and memory when pushed. (pgs. 3-3, 8-2) ➥ Transfers the memory contents to VFO when pushed and held for 1 sec. (p. 8-4) %0 VFO EQUALIZING SWITCH A=B (p. 3-3) Transfers the undisplayed VFO frequency to the displayed VFO frequency when pushed and held for 1 sec. %1 FILTER SWITCH FILTER (p. 5-13) ➥ Selects one of 3 IF filter settings. ➥ Enters the filter set screen when pushed and held for 1 sec. %2 AUDIO PEAK FILTER/TWIN PEAK FILTER SWITCH APF/TPF During CW mode operation (p. 4-6) ➥ Push to turn the audio peak filter ON and OFF. • " APF " appears when audio peak filter is in use. ➥ Push and hold for 1 sec. to select the APF passband width from WIDE, MID and NAR or from 320, 160 and 80 Hz depending on APF type setting. During RTTY mode operation (p. 4-14) ➥ Push to turn the twin peak filter ON and OFF. • " TPF " appears when twin peak filter is in use. %3 MINI SPECTRUM SCOPE SWITCH M.SCOPE (p. 5-4) ➥ Turns the mini spectrum scope screen ON and OFF when pushed. • The mini spectrum scope screen can be displayed with another screen, such as memory or set mode screen, simultaneously. ➥ Turns the spectrum scope screen ON when pushed and held for 1 sec. %4 VOICE MEMORY RECORD SWITCH REC (p. 7-3) ➥ Push to record the previous received signal for the preset time period. • The preset time period can be set in voice set mode. (p. 7-9) ➥ Push and hold for 1 sec. to record the received signal until the recording is cancelled. • Push this switch momentarily to stop recording. • The memory records the latest 30 sec. of audio. %5 VOICE MEMORY PLAYBACK SWITCH PLAY (p. 7-4) ➥ Plays back the previously recorded audio for the preset time period when pushed. ➥ Plays back all of the previously recorded audio when pushed and held for 1 sec. %6 EXIT/SET SWITCH EXIT/SET ➥ Push to exit, or return to the previous screen indication during spectrum scope, memory, scan or set mode screen display. ➥ Displays set mode menu screen when pushed and held for 1 sec. %7 MAIN DIAL Changes the displayed frequency, selects set mode setting, etc. %8 LOCK SWITCH [LOCK] (p. 5-17) Push to switch the dial lock function ON and OFF. %9 SPEECH SWITCH SPEECH (p. 3-11) ➥ Push to announce the S-meter indication and the selected frequency. ➥ The selected operating mode is additionally announced when pushed and held for 1 sec. ^0 SPLIT SWITCH SPLIT (p. 6-6) ➥ Turns the split function ON and OFF when pushed. ➥ Turns the split function ON. When pushed and held for 1 sec. in non-FM modes, transfers the unselected VFO's readout frequency to the selected VFO's readout and sets the unselected VFO to transmit VFO. (Quick split function) • The offset frequency is shifted from the selected VFO frequency in FM mode. (p. 12-13) • The quick split function can be turned OFF using set mode. (p. 12-12) ➥ Turns the split function ON and shifts the unselected VFO frequency after inputting an offset. 1-9