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R2008  AUDIO SYNTHESIZER (A6) MIC IDC Problem

R2008 AUDIO SYNTHESIZER (A6) MIC IDC Problem

This document is written in English for overseas OMs. -DS1ORJ- My R2008 is having problems with its mic input. I've been tracking it for a long time. The cause was damage to the IDC(Instantaneous Deviation Control) circuit of the A6 module. Bottom left of the A6 module. This blue hybrid IC is not working. U45 IDC, it simply looks like a preamplifier connected to the mic input. I melted the surfa..

  • format_list_bulleted RF,HAM,Radio/SERVICE MONITOR
  • · 2022. 2. 15.
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  • 분류 전체보기 (218)
    • Notice (2)
    • RF,HAM,Radio (145)
      • 안테나 설계 (8)
      • ANTENNA (23)
      • BALUN CMC (15)
      • 임피던스 매칭 (13)
      • 측정기 제작 (13)
      • ANALYZER (10)
      • SERVICE MONITOR (7)
      • HAM (10)
      • CB (5)
      • Radio (11)
      • Amplifier (6)
      • GPSDO (4)
      • ETC (20)
    • Design (61)
      • 마이크-Mic (1)
      • ♡ Transistor (10)
      • PowerSupply (12)
      • Metal Detector (2)
      • LED_Optical (2)
      • Display (2)
      • MCU (1)
      • 마이크로콘트롤러 (1)
      • Battery (1)
      • RF (15)
      • ETC (14)
    • Repair Tip&Tech (8)
    • Daily note (2)
인기 글
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  • #GPSDO
  • #1:1바룬
  • #안테나
  • #GPS-DO
  • #다이폴
  • #전류바룬
  • #라디오
  • #발룬
  • #멀티밴드
  • #ktc2075
  • #임피던스
  • #GPS
  • #임피던스매칭
  • #서비스모니터
  • #CMC
  • #바룬
  • #R-2008
  • #R2008
  • #시뮬레이션
  • #4NEC2
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