Tonna 9 elements 144 Mhz yagi

Adres: Molenwerf 21-A, 1911 DB Uitgeest
Tel: +31 (0)251 311934
Gsm: +31 (0)639406849
Fax: +31 (0)251 314032
Email: info@rys.nl
Website: www.rys.nl

Prijs: €78,00

De Tonna F9FT 20809 is een 9 elemts yagi antenne voor 144-146 Mhz (2 meter); deze yagi kan 1 Kw PEP aan en heeft een gain van 11dBd en is 3,5 meter lang

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 20.2°
- H-plane	: 2 x 23°
First side lobe set
- E-plane	- 20.5 dB @ 54°
- H-plane	- 13.6 dB @ 58°
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	: 3.0 kg
Effective wind load
- Horizontal polarisation	: 0.10 m²
- Vertical polarisation	: 0.15 m²
Approximate wind load (25m/s - 55 mph)
- Horizontal polarization	: 4.1 daN
- Vertical polarization	: 6.1 daN
Approximate wind load (45m/s - 100 mph)
- Horizontal polarization	: 13.2 daN
- Vertical polarization	: 19.7 daN