Icom IC-PCR1500 Instruction Manual

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406OTHER FUNCTIONS12345678910111213141516 AFC functionThe AFC (Automatic Frequency Control) function tunes thedisplayed frequency automatically when an off-center fre-quency is received. It activates in FM/WFM modes only.➥ Click [AFC] to turn the AFC (Automatic Frequency Control)function ON or OFF.• “AFC” appears when the AFC function is turned ON NB functionThe NB (noise blanker) function removes pulse-type noisewhen USB, LSB, CW or AM mode is selected.➥ Click [NB] to turn the NB (noise blanker) function ON or OFF.• “NB” appears when the NB function is turned ON. AGC functionThe AGC (Automatic Gain Control) function controls receivergain to produce a constant audio output level even when thereceived signal strength is varied by fading, etc.➥ Click [AGC] to turn the AGC (Automatic Gain Control) func-tion ON or OFF.• “AGC” appears when the AGC function is turned ON. VSC functionWhen the VSC (Voice Scan Control) function is ON, the re-ceived signals while scanning or when selecting a station andwhich open the squelch but are not modulated (contain novoice or music, etc. components) are muted. The BUSY indi-cator still lights even no audio is emitted.➥ Click [VSC] to turn the VSC (Voice Scan Control) functionON or OFF.• “VSC” appears when the AFC function is turned ON. IF shift functionThe IF shift function electronically changes the center of theIF (intermediate frequency) passband frequency to reject in-terference. It activates in SSB/CW modes only.qAdjust the [SHIFT] control for a minimum interference sig-nal level.• The audio tone may be changed while the IF shift is in use.wSet the shift control to its center position when there is nointerference.