Tonna 220089 2m (144 - 146MHz) 9 el Portable Yagi portable Yagi
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Tonna beam-yagi antennas

Tonna 220089 2m (144 - 146MHz) 9 el Portable Yagi portable Yagi antenna

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£88.94
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Product code: 220089
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£88.94
12 Months 14.9% APR
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£7.66
£100.87
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18 Months 14.9% APR
£8.89
£5.11
£100.87
£88.94
24 Months 14.9% APR
£8.89
£3.83
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£88.94
36 Months 14.9% APR
£8.89
£2.55
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£88.94
48 Months 14.9% APR
£8.89
£1.92
£100.87
£88.94
12 Months 19.5% APR
£8.89
£7.97
£104.55
£88.94
18 Months 19.5% APR
£8.89
£5.31
£104.55
£88.94
24 Months 19.5% APR
£8.89
£3.99
£104.55
£88.94
36 Months 19.5% APR
£8.89
£2.66
£104.55
£88.94
48 Months 19.5% APR
£8.89
£1.99
£104.55

The Tonna 220089 2m 9-element portable yagi/beam

144 to 146 MHz, Part Nr. 20089

Electrical data

Radiation at 144.5 MHz
Effective electrical length............................ : 1.65 l
Isotropic gain............................................ : 13.1 dBi
Aperture angle @ -3 dB
E-plane ........... : 2 x 20.2deg
H-plane ........... : 2 x 23deg
First side lobe set
E-plane ........... : - 20.5 dB @ 54deg
H-plane ........... : - 13.6 dB @ 58deg
Rear protection......................................... : - 19.8 dB
Average stray radiation
E-plane ........... : - 30 dB
H-plane ........... : - 18 dB
Bandwidth
Gain @ -1 dB........................................... : 140 to 148 MHz
Nominal impedance.................................. : 50 W
Impedance match bandwidth @ SWR<1.3/1 : 143.4 to 146.2 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 .. : 1.33 l
E-plane - Practical distance ... : 2.77 m
H-plane - Electrical distance .. : 1.33 l
H-plane - Practical distance ... : 2.77 m

Mechanical data

Connector................................................ : N
Overall length............................................ : 3.47 m
Mass....................................................... : 2.2 kg
Effective wind load
Horizontal polarisation.. : 0.7 m2
Vertical polarisation...... : 0.13 m2
Approximate wind load (25m/s - 55 mph)
Horizontal polarization.. : 2.8 daN
Vertical polarization..... : 5.0 daN
Approximate wind load (45m/s - 100 mph)
Horizontal polarization.. : 9.2 daN
Vertical polarization..... : 16.3 daN

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