Tonna 220919 70cm 19 element Antenna

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SKU
220919
£79.95 £66.62
Quick Overview

70cm 19 element 16.2dBi gain "N" socket 2.82m long

Electrical data  
   
Radiation at 432 MHz  
Effective electrical length 4.02 l
Isotropic gain 16.4 dBi
Aperture angle @ -3 dB  
- E-plane
2 x 14.8°
- H-plane
2 x 15.7°
First side lobe set  
- E-plane
- 16.0 dB @ 38°
- H-plane
- 12.9 dB @ 38°
Rear protection - 23.6 dB
Average stray radiation  
- E-plane
- 38 dB
- H-plane
- 28 dB
Bandwidth  
Gain @ -1 dB 415 to 442 MHz
Nominal impedance 50 W
Impedance match bandwidth @ SWR<1.3/1 431.0 to 439.0 MHz
Acceptable RF power (continous duty) 1000 W
Array of 2 or 4 antennas  
(optimized stacking distance, from center to  
center of elements, for minimal side lobe  
radiation)  
- E-plane - Electrical distance
1.80 l
- E-plane - Practical distance
1.25 m
- H-plane - Electrical distance
1.80 l
- H-plane - Practical distance
1.25 m
   
Mechanical data  
   
Connector N
Overall length 2.82 m
Mass 1.9 kg
Effective wind load  
- Horizontal polarisation
0.06 m2
- Vertical polarisation
0.09 m2
Approximate wind load (25m/s - 55 mph)  
- Horizontal polarization
2.3 daN
- Vertical polarization
3.5 daN
Approximate wind load (45m/s - 100 mph)  
- Horizontal polarization
7.5 daN
- Vertical polarization
: 11.3 daN
More Information
Manufacturer Tonna
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