VHF Yagi Antenna- Model 70-3

Item Code: 00004
Model: 70-3


Advantages

  • A three element, computer optimized Yagi with exceptional bandwidth, ideally suited for weak signal operation
  • Easy to assemble, the antenna can be used for both fixed or portable applications, and no tuning is required to achieve peak performance.


Features

  • Balanced “AntennaFeed” system assures a clean radiation pattern
  • Flexible feedline interface simplifies installation and connector waterproofing
  • All stainless steel hardware and custom mounting blocks for a trouble free service life.


Electrical Specifications

Frequency Range 69-72
Frequency Range 69-72
Frequency Range 69-72
Frequency Range 69-72
Gain, dBd 5 minimum
Front to Back Ratio, dB 20 minimum; 25 typical
VSWR (50 Ohms) 1.2:1 typical
1.5:1 bandwidth 3 minimum; 4 typical
3 dB Beamwidth E/H Planes 67/120 degrees
Power 200 watts
Termination, feet (m), coax N Female, 4 (1.22), RG58
Polarization Horizontal or Vertical
Stacking Distance, E/H Planes 10 ft / 6 ft


Mechanical Specifications

Number of Elements 3
Boom Length, feet (m) 7 (2.13)
Boom Material 1″ square 6061-T6 aluminum tubing
Element Material 5/8″ 6063-T832 aluminum tubing
Mast Diameter, inches (cm) 1.25-2.00 (3.2-5.1)
Mounting Rear
Wind Surface Area, feet² (m²) 1.5 (.14)
Wind Survival 100 mph (160 kph)
Weight 10 pounds (4.5 kg)