• Type: 
   1/4 λ base loaded for 45...60 MHz band 
   5/8 λ for 135...175 MHz band
  
• Frequency range: tunable 45...60MHz & 135...175 MHz 
• Impedance: 50Ω
• Radiation (H-plane): 360° omnidirectional
• Polarization: linear vertical
• Gain: 
    0 dB ref. to a λ /4 whip for 45...60 MHz 
    2 dB ref. to a λ /4 whip for 135...175 MHz
  
• Bandwidth @ SWR ≤ 1.5: 
   ≥ 2.2 MHz @ 45 MHz 
   ≥ 3.5 MHz @ 135 MHz
  
• SWR @ res. freq.: ≤ 1.2 both band
• Max. Power (CW) @ 30°C: 100 Watts
• Grounding Protection: All metal parts are DC-grounded, the inner conductor shows a DC short
  
• Connector: UHF-male (PL 259)
  

Mechanical Data