Icom IC-R10

3rd
IF
arnplilier
qirculi
2nci
IF
amplifier
(Q2i'2SCJ2i&
t Mam band]
IF 1C (Sub-bandi
-
(,tC47l ;
TA31 136F)
Top view
SSB
detector
circuit
BFO ampliJier
(Q95t:2SC42ltj
2nd
IF
amplifier
(Q42l :2SC42V5
Sub-band)
3rd IF circuit (SSB/CW)
3fd
tF
circuit
(AM
/
FM)
2id
IF
circuit
(WFM]
AF
amplifier
(IC361
:TA73eaF)
IF
1C
(IC?1 :
T
A3i
1
36F
/
Mam
band)
AF
sv/ilch
(IC301
:
BU4066CFV)
2nd miJter
(Q41
1 : 2SC50&5 /
Sub-band)
DATA
expander
1C
(IC3D5: BU4094BF)
2nd
mixer
1C
(I Cl
1:
^lPC27ST / Main band)
2nd
PLL
1C (I C50 1
: M
P03 1
406
3)
VXO circuit
2nd refatenca
oscillaior
B ottom view
(x&d
i cr-sss n2 ,e mh z)
RF
amplifier
(Q5l:2SC42i5>
—
1sl
miser
IC
—
^
(IC271; MPC276T)
RF circuit
—
=
(700
MHz
-
1.30D MHz)
RF
circuit
(300
MHz
'500
MHZ)“
RF
circuit
——
—
(30
MHz
-
75
MHi)
RF
circuit
—
-
[O.&MHZ'
1.9
MHz}
RF circuit
{15
MHz
-
3D MHZ)
iStlFcircuH
——
”
{340
MHz
'
1 GHz)
Tw/^
r
Reference
cscillaior.
{X501;
10,345
MHz)
Top view
4
-
RF circuit
<500 MHZ
-700
MHz)
RF
circuit
<75
MRz
-
300
MHz)
RF
circuit
<1.9
MHZ
-
15 MHz)
tsMF amphlier (Q421;2SC4226)
1st IF circuit
(0.5
MHz
-
340
MHz
and
1
GHz
-
1.3 GHz}
1st
VCO unit
Bottom view
• LOGIC unit
Bottom view
AF mute
switch
flC950:
TC43D6F)
CPU IC
(IC1:
pP07B054GK]
VSC fC
(IC201:
MPC5D23-115)
AF amplifier
(0950:
3SC4211)
BFO Circuit
2
-
1