HAMGEEK P-ESA 7-54MHz Dipole Antenna Portable Shortwave Antenna V & Horizontal Antenna Used Outdoors Features: Portable dipole antenna 7-54MHz frequency range HAMGEEK shortwave antenna of high efficiency It takes 5 minutes for one person to erect the antenna outdoors Specifications: Model number: P-ESA Power: 100W FM CW Frequency: 14-54Mhz full size natural resonance 7M kit: included Frequency: 7-7.200Mhz Standing wave: less than 1.5 Single-sided antenna element length: 5.6m/18.4ft (telescopic antenna is fully pulled out) Net weight of full set: 2.0kg/4.4lb Matching Length: 7.050MHz: The maximum section of the antenna is not pulled out + 35CM/13.8" (requires the installation of load coil and hairpin matching) 14.000MHz: 5cm/2" of the maximum section of antenna is pulled out 14.270MHz: The antenna maximum section is not pulled out + 34CM/13.4" (the latter section is pulled out by 34cm/13.4") 18.100MHz: The four maximum sections of the antenna are not pulled out 21.000MHz: The five maximum sections of the antenna are not pulled out + 23CM/9.1" 21.400MHz: The five maximum sections of the antenna are not pulled out + 17CM/6.7" 24.900MHz: The six maximum sections of the antenna are not pulled out + 8CM/3.1" 28.000MHz: The eight maximum sections of the antenna are not pulled out + 14CM/5.5" 29.600MHz: The eight maximum sections of the antenna are not pulled out 51.000MHz: Pull out the two minimum sections of the antenna, and then pull out by 15CM/5.9 Attention: the antenna is designed with scale for your convenience. Application: The portable antenna is suitable for field use.Erection can by finished by one person in 5 minutes. The antenna is not suitable for balconies and permanent erection. It can be used in light breezes and light rain. Do not use this antenna in high winds. It is recommended to use wind ropes.
The antenna is stretched and there is a sagging phenomenon. The 14MHz antenna can work with 2m/6.6ft support above the ground and 3m/9.8ft is recommended. The 7MHz antenna works 3m/9.8ft above the ground. The antenna does not need to be too high.If it is higher than 5m/16.4ft, the standing wave will rise. A 4m/13.1ft cross-arm light stand can be used. The HAMGEEK antenna can be used as a V or a horizontal antenna. Package Included: 1 x Set of Antenna Note: For VHF and UHF band, HAMGEEK antenna can be used in low power applications. The balun frequency is not supported, so high power applications are not recommended! It is ready to use. Due to manual production, there may be scratches. Please make sure that you don't mind before purchasing. Usually it costs about 30USD-50USD. If you receive the item that not satisfied or defective, please do not open case and kindly notify us within 30 days.