Vectronics VEC-1220K User Manual
Page 9
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VEC-1220K/1230K/1240K/1280K Owner's
Manual
7
!
10
.1 uF disc ceramic (103 or 103Z)
C1,C3,C9,C10,C11
C12,C15,C17,C18,C21
!
1
470 uF electrolytic
C4
!
1
.1 uF disc ceramic (104 or 104Z)
C2
!
1
multi-section variable capacitor
C5
Chokes, Coils: (molded chokes are larger than resistors)
"
Qty Part
Description Designation
!
2
100 uH (brown, black, brown, silver)
RFC4, RFC5
!
1
T37-2 toroid form (round, red)
L1
Semiconductors:
"
Qty Part
Description Designation
!
1 2N3906
transistor
Q1
!
1 2N3904
transistor
Q2
!
1 PN2222
transistor
Q3
!
1 2N3053
transistor
Q4
!
2 1N4007
diode
D1,D2
!
1 1N4148
diode
D3
Jacks, Switches:
"
Qty Part
Description Designation
!
1
3.5mm key jack
J1
!
1
2.1mm coaxial power jack
J2
!
2
RCA type phone jack
J3,J4
!
2
DPDT push-button switch
SW1,SW2
Miscellaneous Items:
"
Qty Part
Description
!
1
clip-on transistor heat sink
!
1
printed circuit board
!
1 instruction
manual
!
1
length, double-sided tape
!
1
1/2" tuning shaft extension
Now, to complete the inventory, select the correct list below for the specific
model of your kit--and check off those items:
VEC-1220K (20-Meter QRP-CW Transmitter Kit)
Capacitors:
"
Qty Part
Description Designation