Hello. Thank you for looking at my listing for the End Fed Half Wave EFHW UnUn ('Balun') - 49:1 EFHW TransformerThis EFHW transformer uses two quality stacked FT-240-43 toroids with a 49:1 impedance ratio using the effective 'autotransformer' configuration method.Just add the aerial wire to make a superbly effective and efficient transmitting antenna. Use these lengths : approx 20 metres of wire to cover 40m / 20m / 15m & 10mapprox 10 metres of wire to cover 20m & 10m.approx 40 metres of wire to cover 80m / 40m / 20m / 17m / 15m & 10m. The aerial wire can be configured as 'Inverted L' ; 'Inverted V' ; 'Sloper' or as a Straight Horizontal Wire.
Connection is PL259 coaxial socket, with screw terminals for aerial wire and an (optional) ground wire. Sale is only due to my downsizing and having a clear out and tidy up.Thank you for looking! Please have a look at my other listings too! There are No Returns on this item due to 'parts swappers'. Please refer to the photographs for more details.UK Bidders Only - No new ebay users; please only bid if you have a good track record history. UK Delivery Only Please do not bid if you are outside the UK No international delivery outside the UKE&OE7--