Inside view, 1 ic-910h, Main and pll units – Icom IC-910H User Manual
Page 6
2 - 1
SECTION 2
INSIDE VIEWS
2-1 IC-910H
• MAIN AND PLL UNITS
DDS IC
(IC701:
SC-1287)
DDS gate arr
a
y
(IC131:
SC-1246A)
DDS gate arr
a
y
(IC331:
SC-1246A)
PLL unit
144 MHz band
VCO circuit
430 MHz band
VCO circuit
Ref
erence oscillator
(X512:
CR-452 30.2 MHz)
Dr
iv
er IC
(IC1:
B
U4094BCF)
DDS IC
(IC601:
SC-1287)
AF po
w
er amplifier
(IC1852:
LA4445)
MAIN unit
* Located under side of the point
FM IF IC
(IC951:
T
A31136FN)
D/A con
v
e
rter
(IC1521:
M62352GP)
Analog master IC*
(IC1701:
µ
PC5023-077)
FM IF IC
(IC401:
T
A31136FN)
Cr
ystal band pass filter
(FI751:
FL-129)
Cr
ystal band pass filter
(FI151:
FL-128)
TX IF amplifier*
(Q1:
3SK131)