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Reduced Price New 1-Band HF Big Thunder Yagi Antenna, 40M, 2 elements Expand

Cushcraft 1-Band HF Big Thunder Yagi Antenna, 40M, 2 elements


XM-240 by Cushcraft


Cushcraft XM-240 monobander utilizes rugged Big Thunder hardware that combined with high strength aluminum tubing affords the antenna outstanding wind survivability.

More details

Excellent front-to-back ratio and gain makes the XM-240 the right choice for DX and for stacking as well.


  • Uses Phillystran boom trusses in the XM-240 design for extra boom stability.
  • The feed system is a 50Ω direct feed.
  • VSWR is flat across the band.
  • The XM-240 is field-proven or reliability and performance.
  • Includes a high power 1:1 balun.


Frequency Coverage40 meter band
Total Elements2
Free space Gain6 dBi
Minimum VSWR1.1:1
VSWR1.5:1 Bandwidth: 150 kHz
2:1 Bandwidth: 250 kHz
Longest Element13.3 m
43.75 ft
Turning Radius7.3 m
24.0 ft
Boom Length6.7 m
22 ft
Boom Diameter6.35 cm
Maximum Mast Diameter OD6.35 cm
Maximum Wind Survival> 145 kmph
> 90 mph
Maximum Wind Surface Area0.51 m²
5.5 ft²
Maximum Power Handling2000W
Design Safety Factor1.25
Weight25 kg
55 lb

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