G4USP

Page last updated: 24/10/2012

Bat detector #1 parts list

 

Complete parts listing for bat detector No1

 Resistors

  • R101   47k
  • R102   47k
  • R103   8k2
  • R104   8k2
  • R105   1k2
  • R106   150k
  • R107   1k2
  • R108   560R
  • R109   560R
  • R110   100k
  • R111   4k7
  • R112   150k
  • R113   1R

all fixed resistors ¼w carbon composition.

 Variable Resistors

  • VR101   47k ¼w log
  • VR102   22k ¼w log

 

 Capacitors

  • C1       Disc ceramic    100n
  • C3       Disc ceramic    470p
  • C101    Disc ceramic    100n
  • C102    Disc ceramic    100n
  • C103    Electrolytic      100u
  • C104    Disc ceramic    2n2
  • C105    Disc ceramic    1n5
  • C106    Disc ceramic    100p
  • C107    Disc ceramic    1n
  • C108    Disc ceramic    470p
  • C109    Disc ceramic    470p
  • C110    Electrolytic     10u
  • C111    Electrolytic     2u2
  • C112    Electrolytic     22u
  • C113    Disc ceramic   220n
  • C114    Electrolytic     2200u
  • C115    Electrolytic     100u
  • C116    Disc ceramic   100n

all polarised capacitors electrolytic 16v, all non polarised capacitors disc ceramic 63v.

Inductors

  • L101    ferrite bead

Semiconductors

  • IC101   TL084
  • IC102   CD4024N
  • IC103   TDA2006

 Miscellaneous

  • Eletret microphone
  • Small loudspeaker (8R, 1w)
  • PCB (See PCB track pattern)
  • PP3 battery
  • PP3 battery connector
  • Suitable enclosure & fixings

 

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