Codan-radio Radio Repeater Systems Training Guide Manual do Utilizador descarregar pdf (Página 67)

RADIO REPEATER SYSTEM | TRAINING GUIDE

Appendix F: Examples of Antenna Data Page 59

Figures F-5 and F-6: 800 MHz Radaﬂ ector Characteristics

Mechanical Specifications

Height:

Weight:

Rated Wind Velocity:

(with 0.5 in radial ice)

km/h (mph)

kg (lbs.)

mm (in.)

km/h (mph)

Horizontal Thrust at rated

wind velocity and ice load:

Width:

mm (in.)

kg (lbs.)

Electrical Specifications

Frequency Range:

Nominal Gain:

Bandwidth, 1.5:1 VSWR:

Horizontal Beamwidth:

(half power points)

Power Rating:

Polarization:

Lightning Protection:

Termination:

MHz

dBd

MHz

Deg.

Watts

Vertical Beamwidth:

(half power points)

Deg.

Front to Back Ratio: dB

Pattern:

845 (33.75)

445 (17.5)

9.8 (21)

161 (100)

136.7 (85)

109.1 (240)

806-960

Vertical or Horizontal

DC Ground

Type "N" Male

Directional

806 - 890

890 - 960

+10°

-10°

dB RE l /2 DIPOLE

-50

+5+10

-10 -10

-5

0 +5 +10 +15

Characteristics of an 800 MHz Radaflector.

1 2 ... 62 63 64 65 66 67 68 69 70 71 72 ... 87 88

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Codan-radio Radio Repeater Systems Training Guide Manual do Utilizador Página 67

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