Icom IC-7800 Instruction Manual - Page 6

TABLE OF CONTENTS Section 5 D Memory keyer screen 4-8 D Editing a memory keyer 4-9 D Contest number set mode 4-10 D Keyer set mode 4-11 I Operating RTTY (FSK 4-13 D Convenient functions for receive 4-14 D About RTTY reverse mode 4-14 D Twin peak filter 4-14 D Functions for the RTTY decoder indication 4-15 D Setting the decoder threshold level 4-15 D RTTY memory transmission 4-16 D Automatic transmission/reception setting 4-16 D Editing RTTY memory 4-17 D RTTY decode set mode 4-18 D Data saving 4-20 I Operating PSK 4-21 D Convenient functions for receive 4-22 D About BPSK and QPSK mode 4-22 D Functions for the PSK decoder indication 4-23 D Setting the decoder threshold level 4-23 D PSK memory transmission 4-24 D Automatic transmission/reception setting 4-24 D Editing PSK memory 4-25 D PSK decode set mode 4-26 D Data saving 4-28 I Operating AM 4-29 D Convenient functions for receive 4-29 D Convenient functions for transmit 4-30 I Operating FM 4-31 D Convenient functions for receive 4-31 D Convenient functions for transmit 4-31 I Repeater operation 4-32 D Repeater tone frequency setting 4-32 I Tone squelch operation 4-33 I Data mode (AFSK) operation 4-34 FUNCTIONS FOR RECEIVE I Spectrum scope screen 5-2 D Center mode 5-2 D Fix mode 5-3 D Mini scope screen indication 5-4 D Scope set mode 5-4 I Preamplifier 5-9 I Attenuator 5-9 I RIT function 5-10 D RIT monitor function 5-10 I 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 I Twin PBT operation 5-12 I 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 v