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Sirio TWIN LOG Fiberglass Antenna-4 Foot

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SIRIO TWIN-LOG 4
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High Performance CB mobile Fiberglass Antennas
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Features:

- CB Mobile antennas
- Overall Height: 3’, 4’, 5' / 95cm, 125cm, 147cm
- The Exclusive Parallel Connected Twin Wire and the Logarithmic Pitch Winding reduce RF resistance, heat loss and doubles the power rate (Patent Pending)
- Heavy duty fiberglass rod (Ø3/8” / 9.2mm)
- Tunable by the top element
- Real input power guaranteed
- Fully Designed & Manufactured in Italy

 

 

 

Electrical Data
- Type: Ø1mm AWG-18 Twin wire winding logarithmic loaded
- Frequency range: 
  TWIN-LOG 3: 26.6 ... 27.9 MHz 
  TWIN-LOG 4: 26.65... 27.75MHz 
  TWIN-LOG 5: 26.7 ... 27.7 MHz
- Impedance: 50 Ω
- Polarization: linear vertical
- Bandwidth @ SWR ≤ 2: 
  TWIN-LOG 3: ≥ 600 KHz (55 channel) 
  TWIN-LOG 4: ≥ 1100 KHz (100 channel) 
  TWIN-LOG 5: ≥ 1500 KHz (130 channel)
- SWR @ res. freq.: 
  TWIN-LOG 3: ≤ 1.5 
  TWIN-LOG 4: ≤ 1.3 
  TWIN-LOG 5: ≤ 1.2
- Max. power: 
  TWIN-LOG 3: 300 Watts (CW) continuous, 900 Watts (CW) short time 
  TWIN-LOG 4: 500 Watts (CW) continuous, 1500 Watts (CW) short time 
  TWIN-LOG 5: 1000 Watts (CW) continuous, 3000 Watts (CW) short time
- Connection: 3/8"x24 threads male
   
Mechanical Data
- Materials: Fiberglass, Copper, Nylon, Stainless Steel
- Height (approx.): 
  TWIN-LOG 3: 945 mm / 3 ft 
  TWIN-LOG 4: 1250 mm / 4 ft 
  TWIN-LOG 5: 1475 mm / 4.75 ft
- Weight (approx.): 
  TWIN-LOG 3: 0.30 Kg / 0.66 lb 
  TWIN-LOG 4: 0.35 Kg / 0.77 lb 
  TWIN-LOG 5: 0.39 Kg / 0.96 lb
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