This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
pxultralowcost dvbt schmetterlingsantenne. DIY UltraLowCost DVBT Butterflyantenna Carrier material Soft wood fiber used plastic charge card or bank card will do the job too Batwing gluedon aluminium foil Alternatively tin plate from used can netting wire However something which has electric conductivity Own GFDLself re Terrestrial