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M2 Antennas 440-18X 70cm Yagi Antennas
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The heart of these antennas are the M2 Antennas' unique Driven Element Module with superior weather resistance and power handling abilities. All connectors are O-ri
The heart of these antennas are the M2 Antennas' unique Driven Element Module with superior weather resistance and power handling abilities. All connectors are O-ring sealed to the CNC machined block and internal connections are sealed in a space age silicone gel with a dielectric strength nearly 4 times greater than air. The Balun coax connectors are triple O-ring sealed. Other key mechanical and electrical parts are CNC machined from 6061-T6 aluminum and all hardware is stainless steel except the U-bolts.
Now redesigned to fit in packaging under 48 in. to save on shipping, M2 Antennas 440-18X 70cm Yagi Antennas offer you uncompromising performance, enduring mechanical construction, and long term electrical integrity. Order yours from DX Engineering today!
Specifications of the M2 Antennas 440-18X:
Freq. Range: 420 to 453 MHz
Gain: 16.64 dBi
Front to back: 23 dB, Typical
Beamwidth: E=27 deg., H=32 deg.
Feed type: Folded Dipole
Feed Impedance: 50 ohms unbalanced
Max. VSWR: 1.2:1 Typical
Input Connector: N Female
Power Handling: 1.5 kW
Boom Length / Dia.: 137 in. / 1 to 3/4 in.
Max. Element Length: 14 in.
Turning Radius: 69 in.
Stacking Distance: 51 in High and 52 in. Wide
Mast Size: 1.5 to 2 in.
Wind Area / Survival: 0.68 sq. ft. / 100 MPH
Weight/ Ship Weight: 5 lbs. / 7 lbs.
Yagi, 440 MHz, 18 el., 11 ft. Boom, 16.6 dBi, 23 dB F/B, 1.5 kW, 50 ohm, N female, 5 lbs., Each
Part Number: MSQ-440-18X
Estimated Ship Date: Nov 18, 2026 if ordered today
Estimated Ship Date: Nov 18, 2026 if ordered today