Dualband 6m & 4m 7 element antenna 6m4m7DX Antennas Amplifiers

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High gain on 6 meter and 4 meter antenna with 7 element Yagi Antennas Amplifiers.

Wideband operation 50 – 51 MHz and 70-70.5MHz
Low SWR on both bands
Excellent F/B.
High efficiency antenna
Input power limited by feed line only
Antenna wind survival speed 150 km/h
Excellent mechanical properties

Antennas Amplifiers (AA) equipment is available in backorder only, and will be shipped within 10 to 15 days after the order.

More details

Data sheet

6 meter 4 meter 7 element Ham Radio Antenna

Electrical and Mechanical specifications for 6 meter 4 meter 7 element antenna: 6m4m7DX

Electrical Specifications	6 meter band
Frequency Range:	50 – 50.5 MHz
Free Space Forward Gain:	7.7 dBi
Front to Back Ratio:	22 dB
-3 dB Horizontal Beam-width:	66°
Polarization:	Horizontal
Nominal Input Impedance:	50 Ohms
SWR Across Entire Band:	< 1.2
Maximum Power Input:	800 W
Matching Method:	Current balun
Connector:	“N”

Electrical Specifications	4 meter band
Frequency Range:	70 – 70.5 MHz
Free Space Forward Gain:	9.1 dBi
Front to Back Ratio:	19 dB
3 dB Horizontal Beam-width:	60°
Polarization:	Horizontal
Nominal Input Impedance:	50 Ohms
SWR Across Entire Band:	< 1.2
Maximum Power Input:	700 W
Matching Method:	Current balun
Connector:	“N”

Mechanical Specifications	6 meter and 4 meter band
Number of Elements 6m:	3
Number of Elements 4m:	4
Elements Diameter 6m:	12 mm – 10 mm – 8 mm
Elements Diameter 4m:	12 mm – 10 mm
Longest Element 6m:	3.1 m
Longest Element 4m:	2.2 m
Element Mounting Position 6m:	Below the Boom
Element Mounting Position 4m:	Below the Boom
Balun and Connector:	Included
Boom Length:	2.64 m
Boom Size:	30 x 30 mm
Turning Radius:	3.4 m
Number of Boom Pieces:	2
Guy rope support:	Not needed. Strong boom.
Mounting Mast Diameter:	43 – 70 mm 1-11/16″ – 2-3/4″ OD
Clamp:	M8 Stainless Steel
Survival Wind Speed:	150 km/h
Wind Load:	.
Net Weight:	4.2 kg
Gross Weight:	5.2 kg
Transportation Length:	1.49 m

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