Icom ic-2730A - Main Unit

2-2
• MAIN UNIT
(TOP VIEW)
EXPANDER
(IC315)
MIC MUTE SW/MIC GAIN SW
(IC100)
VOX AMP/IDC AMP/AF LPF
(IC112)
AF LPF/AF BUFFER
(IC103)
D/A CONVERTER
(IC102)
MODULATION MUTE SW
(IC205)
IF IC (Right band)
(IC120)
1ST IF FILTER (Right band)
(FI104)
AF SW
(IC109)
ELECTRONIC VOLUME IC
(IC110)
+3.3 V REGULATOR
(IC314)
D/A CONVERTER
(IC1)
1ST IF FILTER (Right band)
(FI105)
EXPANDER
(IC316)
IF IC (Left band)
(IC121)
NOISE AMP (Right band)
(IC122)
NOISE AMP (Left band)
(IC123)
EXPANDER
(IC317)
MIC AMP
(IC101)
AND LOGIC GATE IC
(IC108)
CLONING DATA LINE BUFFER
(IC312)
AF LINE MUTE SW
(IC111)
+5 V REGULATOR
(IC319)
EEPROM
(IC301)
RESET IC
(IC308)