Vectronics VEC-422K User Manual
Page 9
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VEC-422K Owner's Manual
SCA Decoder Kit
7
Semiconductors:
# Qty Part
Description Designation
!
4
2N3904 plastic transistor
Q1,Q2,Q3,Q4
!
1
LM386 linear audio IC, 8 pin
U2
!
1
XR2211 FSK demodulator IC, 14 pin
U1
Inductors:
# Qty Part
Description Designation
!
2
330-uH molded choke (orange-orange-brown)
L1,L2
Miscellaneous:
# Qty Part
Description Designation
!
1
DPDT push-action switch
SW1
!
2
RCA phono jacks, PC board mount
J1,J2
!
1
3.5mm stereo jack, PC board mount
J3
!
1
8-pin DIP IC socket
U2
!
1
14-pin DIP IC socket
U1
!
1
9-volt transistor battery clip
!
1
4” nylon wire tie wrap
!
1
VEC-442 PC board
!
1
3-inch length insulated hookup wire
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