Icom IC-706 Service Manual

SECTION 2 INSIDE VIEWS
_MAIN UNIT
Utmhe<=co,---------
(1G3: N04BTC1T]
1<1 If foll"';;:: _
Ifl,'fL·120)
AM2r><lIF _,~:::::=====
Ifl5, flo' '61
SSB;CW 2nd IF 1oIt ..
IFI4, ;1.-301
2nd If Me< _
(;13; FV,41
-~,"'------~
opO"",", fIl, ...
(
fl"OO. fl·\OI )
Fl-l03.fl-n3
• PA AND Pll UNITS
f.". ~ter, lor HF/50 MH, _
(Ole. Q19: MRF255)
PA '"" ~
Rcfe<enco loop veo <>-Coil ----
R.I",,,,,,,", loop DOS IC _
(1C10;SC-12'~)
&V 'O(7-J"'''' eitro,-------
AF P"""' a..,..l .. -------
IIC50 LM'251
AF_oontroller------
IIC<: M>;!8<Fp)
BFODDSIC--------~
IlC\2: SC-'2871
R.'~ 0..,; .. ""::::::,- _
(X1; CA-215 3Q.(I(I(l MH,)
filTERurul
---01" .",.,. .....
11<:35: M62354Gp)
--,~-
1X2:CA.520 19.(i008MH,)
C"U 11='''''''''''''''- ""'..,...
FM :!rd'F "" ..
IFL6: SFf'C<l~)
Af _to' ."'''''
,!C15: BU405l'6CF)
----RX prea""'liO< '''' , •• MH,
(IC" "PG,658Gj
---_a~
102; MRF50151
----,D<;.;e~ ...
{Q" MRFf>55)
____ ,Pr""' .... """",",
(016: MRF,581)
____ 'Mllin loop veo """-"t
----'r'l.lo.o>'t
----M.'" IO<IP I'lL
----'''"
11C'3: PlL2001SI
____ 'OptioMl GA·502
______ 2nd Lo and , .. ",once
osciIato< 6~

Icom IC-706 Specifications

General

Antenna Impedance	50 ohms
Supply Voltage	13.8 V DC ±15%
Modes	SSB, CW, AM, FM
Current Drain Transmit	20 A (max)
Sensitivity SSB/CW	0.16 μV (10 dB S/N)
Sensitivity AM	2.0 μV (10 dB S/N)
Selectivity SSB	2.2 kHz/-6 dB, 4.5 kHz/-60 dB
Selectivity CW	500 Hz/-6 dB
Selectivity AM	6 kHz/-6 dB
Selectivity FM	30 kHz/-60 dB