Instructions & Support Documents
Installation Notes for Standard Baluns & Ununs
Installation Notes for QRP Baluns & Ununs
Installation & Recommended Wire Lengths for Unun Models 4130, 4132, 4134, 4932, 4935, 9130, 9132 & 9135
Installation of Model 4124x
Installation Notes for Drake Upgrade Balun
Link to Hamuniverse Article "Recommended Feedline Lengths for Multiband antennas"
Link to Dimensional Drawing of Standard Enclosure
Link to Dimensional Drawing of QRP Enclosure
Off Center Fed Dipole Design Link
Very Good "Standard Design" OCF
OCF Excel Design Program by Walt (KK1CW)
OCF with 80%-20% feedpoint by W8JI
A six band loaded OCF dipole by ON4AA