40m Add-On wire for 20m/10m EFHW Antenna
This is wire element adds 40m to your EFHW 20m/10m antenna. The wire element is finished off with a male gold banana connector and strain relief loop and clip. Just plug in the connector, clip the strain relief loops and go.
You will need to check the resonant point of the antenna. You can raise the frequency of the wire element by snipping off wire at the end.