调频广播电路（可与PC使用）

下面是 [调频广播电路（可与PC使用）]的电路图
  　　
  
  元件BOM表：
  The resistances are 1/4W.
  R1 47K
  R2 22K
  R3 100K
  R4 39K
  R5 10
  R6-r12 7,5K - Optionally
  R13-r21 15K - Optionally
  P1 10K Logarithmic potentiometer
  P2 100K Linear potentiometer
  C1 39pF Ceramic
  C2 47pF Ceramic
  C3 2,2nF Polyester
  C4, c14 220nF Polyester
  C5 22nF Polyester
  C6 10nF Polyester
  C7, c18 180pF Ceramic
  C8 150pF Ceramic
  C9 100nF Polyester
  C10, c13 330pF Ceramic
  C11 220pF Ceramic
  C12, c16 3300pF Ceramic
  C15, c17 1800pF Ceramic
  C19, c21, c22 10mF/16V electrolytic
  C20 10nF Polyester
  C23 47nF Polyester
  C24, c25 470mF/16V electrolytic
  L1, l2 5 Coils linked with internal diameter 4mm from cupreous isolated wire 0,6mm.
  IC1 TDA7000 with base DIL18
  IC2 LM7805
  IC3 LM386 with base DIL 8
  D1 BB329 or BB105 or other than old tuner televisions.
  SPEAKER Loudspeaker 8W/1W.
  S1 Switch of catering.
  AERIAL 50cm isolated wire
  CONNECTOR DB25 Fastener of 25 pin parallel door PC (LPT) -Optional
  
   (责任编辑：电路图)