ELECRAFT K2 - Page 125

Appendix A K2 RF Board Parts List (p/n E850001A and E850001B)
PICTURE Designators Value Description Part Number
QTY
L31 10µH , Shielded solenoidal, shielded, DELEVAN (BLACK) E690005
1
L33
Pre-wound toroidal
inductor, 41 µH, 5%,
T44-7 core
FRAGILE LEADS--HANDLE WITH CARE.
SEE TEXT FOR MOUNTING
INSTRUCTIONS USING 1/8W RESISTOR E690018
1
L21, L22, L23, L24 T44-10
Toroid (BLACK); 12/10m LPF(.32µH,
.26µH); 17/15mLPF(.45µH) E680009
4
L16, L17, L18, L19, L20, L25, L26 T44-2
Toroid (RED); 80m LPF(2.50µH); 20/30m
LPF(.58µH, .44µH, .37µH); 40M LPF
(1.25µH, 0.89µH) E680012
7
L5 33µH solenoidal green body; orange-orange-black E690007
1
RFC6 0.68µH solenoidal green body; blue-gray-silver E690008
1
RFC1, RFC2, RFC12, RFC13, 100µH solenoidal green body; brown-black-brown E690004
4
RFC4, RFC5, RFC8, RFC9 10µH solenoidal green body; brown-black-black E690009
4
RFC15
100µH solenoidal,
subminiature very small tan body; brown-black-brown E690013
1
RFC7 15µH solenoidal green body; brown-green-black E690006
1
RFC10 1mH solenoidal green body; brown-black-red E690010
1
RFC3, RFC11, RFC14, RFC16
0.37" dia. ferrite core (GRAY)
RFC3, 47µH, 16T; RFC11, 100µH, 20T
RFC14, 18µH, 10T; RFC16, 47µH, 16T
T1, T2, T6, T7
0.37" dia. ferrite core (GRAY)
T1, 9:3T; T2, 12:8T;
T6, 10T bifilar; T7, 5:20T
T3 FT50-43
Toroidal transformer on 0.50" dia. ferrite
core (GRAY). 5T bifilar. E680008
1
T5 T50-6
Toroidal transformer on 0.50" dia. iron-
powder core (YELLOW), 1.3µH, 16:4T E680010
1
E680003 8FT37-43
Page 5 RF