RF Toroid Calculator by VK3CPU
Tutorials
RFI/EMI Solutions from KHz to GHz
RF Toroid Calculator by VK3CPU
Great for all types of wire antennas - easy install with split hasp - use on wire (like in multi-point loops) or support halyards on poles, trees or other supports.
Pulley wheels may be red or white depending upon stock on hand at time of shipment.