A classic design of end fed half wave antenna with unun
Ready to go, no-ATU endfed. 100 watts max. Ready to go, no-ATU endfed fits in your pocket. 100 watts max. Using a length of cord suspend either one or both ends of the aerial, fit your coax to the BNC fitting and off you go. The unit will cover 40 - 10m, no ATU needed but if you do use an ATU to trim the SWR, even better! ATU essential on 30m.