QRPKits DC20A, Manual

Page: 5 / 18

2/14/2007 Page - 5
Band specific values
Location 40M 30M 20M Type
C31 47p 47p 22p C0G Mono or Disk
C33 100p 47p 22p C0G Mono or Disk
C7 47p 33p Not used C0G Mono or Disk
C28 330p 220p 150p C0G Mono
C29 680p 560p 330p C0G Mono
C30 330p 220p 150p C0G Mono
C23 68p 68p 33p C0G Mono
C41 Not used 68p 100p C0G Mono or Disk
Toroid Winding Charts
40 Meters Wire Core Turns Wire Length
L1 (Not Used)
L2 #28 Red T37-2 (red) 21T 16”
L3 #28 Red T37-2 (red) 16T 12”
T1 #28 Red/Green T37-2 (red) 35T Pri/5T Sec. 24” Red, 6” Grn.
T2 #28 Red/Green FT37-43 6T Bifilar 10” Red, 10” Grn
T3 #28 Red/Green BN2402-43 5T Pri/1T Sec 5” Red, 2” Grn
30 Meters Wire Core Turns Wire Length
L1 (Not Used)
L2 #28 Red T37-2 (red) 15 11”
L3 #28 Red T37-2 (red) 13 10”
T1 #28 Red/Green T37-2 (red) 35T Pri/5T Sec. 24” Red, 6” Grn.
T2 #28 Red/Green FT37-43 6T Bifilar 10” Red, 10” Grn
T3 #28 Red/Green BN2402-43 5T Pri/1T Sec 5” Red, 2” Grn
20 Meters Wire Core Turns Wire Length
L1 (Not Used)
L2 #28 Red T37-6 (yellow) 17 13”
L3 #28 Red T37-6 (yellow) 13 11”
T1 #28 Red/Green T37-2 (red) 25T Pri/5T Sec. 29” Red, 6” Grn.
T2 #28 Red/Green FT37-43 6T Bifilar 10” Red, 10” Grn
T3 #28 Red/Green BN2402-43 5T Pri/1T Sec 5” Red, 2” Grn