You can stack this antenna either polarization. Structurally this antenna is sturdy and clean that requires no boom supports. Elements are 3/16 Inch 6060-T6 Aluminum rod mounted through the boom on UV stabilized "button" insulators.The Boom is a full 1-1/2 Inch diameter in the middle tampering through two 1-1/4 inch sections to stiff 1 inch tips. The heart of this antenna is the unique Driven element module: connector are O-ring sealed to the CNC machined block and balun connectors feature triple O-ring seals.
Frequency Range: 144 to 148 MHz (2 meters). Front to Back: 22 dB Typical.
Beam width: E = 32 degrees, H = 36 degrees. Feed impedance: 50 ohms, unbalanced. Maximum VSWR: 1:5:1.
Input Connector: N Type, Female. Boom length / Dia: 19.5 ft / 1-1/2 to 1 Inch. Maximum Element Length: 40-1/4 Inches. Stacking Distance: 11 ft High & 11 ft Wide.Mast Size: 1-1/2 to 2 Inch. Wind Area / Survival: 1.5 sq. Subtract 2.14 from dBi for dBd. The item "M2 2M12, 2 Meter (144-148 MHz) Ham Radio Yagi Antenna professional quality" is in sale since Thursday, August 13, 2020. This item is in the category "Consumer Electronics\Radio Communication\Antennas\Ham, Amateur Radio Antennas".antennastore" and is located in Lockport, New York. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Brazil, Chile, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, Honduras, Jamaica, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Viet nam, Uruguay.