Icom IC-R3 Service Manual
Communications receiver
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Also See for IC-R3:
- Instruction manual (64 pages) ,
- Service manual (61 pages) ,
- Brochure & specs (4 pages)
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Summary of Contents for Icom IC-R3
- Page 1 SERVICE MANUAL COMMUNICATIONS RECEIVER...
- Page 2 INTRODUCTION This service manual describes the latest service information for the IC-R3 at the time of publication. To upgrade quality, all electrical or mechanical parts and internal circuits are subject to change without notice or oblig- ation. DANGER NEVER connect the receiver to an AC outlet or to a DC power supply that uses more than 16 V.
- Page 3 TABLE OF CONTENTS SECTION SPECIFICATIONS SECTION INSIDE VIEWS SECTION DISASSEMBLY INSTRUCTIONS SECTION CIRCUIT DESCRIPTION 4 - 1 RECEIVER CIRCUITS........... . . 4 - 1 4 - 2 PLL CRICUITS .
- Page 4 SECTION 1 SPECIFICATIONS GENERAL • Sensitivity* : (except spurious points) Frequency (MHz) • Frequency range : 0.495–2450.095 MHz 0.495 – 1.625 — • Mode : F3, A3, C3F (TV) 2.5 µV 1.625 – 5.0 0.56 µV • No. of memory channel : 450 channels —...
- Page 5 SECTION 2 INSIDE VIEWS • RF, RF-B, VCO AND FM-TV UNITS RF UNIT RF-B UNIT FM-TV UNIT ([OTH-2] only]) 2nd IF circuit (FI3: FL-319) VCO UNIT • LOGIC UNIT PLL converter circuit (IC15: TA31056F) Power amplifier DC-DC converter (IC3: XC62FP3002MR) IC801: MB3776APFV Q804: 2SK2493 T1: TO-47...
- Page 6 9-2 FM-TV UNIT • TOP VIEW IC22 SIFOUT IFIN B5415D 9 - 3...
- Page 7 S-13703IZ-CD-1 1-1-32, Kamiminami, Hirano-ku, Osaka, 547-0003, Japan © 2000 Icom Inc.
- Page 8 Icom IC-R3 _sm00.pdf Icom IC-R3 _sm00.pdf Icom IC-R3 _sm00.pdf Icom IC-R3 _sm00.pdf Icom IC-R3 _sm00.pdf Icom IC-R3 _sm00.pdf Icom IC-R3 _sm00.pdf Icom IC-R3 _sm00.pdf Icom IC-R3 _sm00.pdf...
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