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TABLE OF CONTENTS
1.
................................................................... 3
2.
......................................................... 4
3.
4.
4-1. Block Diagram ................................................................ 7
4-2. Printed Wiring Boards ..................................................... 9
4-3. Schematic Diagram ......................................................... 11
4-4. IC Pin Function Description ........................................... 15
5.
6.
HOW TO CHANGED THE CERAMIC FILTERS
This model is used two ceramic filters of CF1 and CF3.
You must use same type of color marked ceramic filters in order to
meet same specifications.
Therefore, the ceramic filter must be changed two pieces together
since it's supply two pieces in one package as a spare parts.
CF3
mark
CF1
Notes on chip component replacement
• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
......................... 5
................................................... 16
............................... 17
Mark
Center frequency
red
10.70 MHz
blue
10.67 MHz
orange
10.73 MHz
black
10.64 MHz
white
10.76 MHz
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