Antenna

SAO4503D

Rugged 450–470 MHz fiberglass omnidirectional base-station antenna with 3 dBd gain and 250 W power handling.

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White fiberglass omnidirectional base-station antenna

Overview

Rugged. Reliable. Ready.

SAO4503D is a lightweight omnidirectional antenna for fixed UHF base-station installations. Its internal copper-alloy radiating elements are enclosed in a white, UV-inhibited fiberglass radome for dependable service in exposed outdoor environments.

The antenna provides 3 dBd gain across 450–470 MHz and handles up to 250 W. An epoxy-coated, heavy-wall aluminum mounting sleeve and a 125 mph wind rating support demanding installations, while the standard N-female connector keeps integration straightforward. It comes with an aluminum pole-mount bracket assembly and stainless-steel V-bolts for masts up to 2⅜ inches in diameter.

01

450–470 MHz operating range with more than 20 MHz bandwidth

02

3 dBd omnidirectional gain and 250 W power rating

03

UV-inhibited fiberglass radome protects internal copper-alloy elements

04

Rated for wind speeds up to 125 mph (201 km/h)

05

Includes pole-mount bracket hardware for masts up to 2⅜ in diameter

Technical details

Specifications

Specifications are subject to change. Contact Satel USA to confirm requirements for your application and region.

Electrical

Frequency range
450–470 MHz
Gain
3 dBd
VSWR
Less than 2.0:1
Bandwidth
Greater than 20 MHz
Power rating
250 W
Impedance
50 Ω
Vertical beamwidth
40°

Mechanical

Radiator
Internal copper-alloy elements
Radome
White, UV-inhibited fiberglass; 1 in (2.54 cm) diameter
Mounting sleeve
Heavy-wall, epoxy-coated aluminum; 1.35 in (3.4 cm) diameter × 10 in (25.4 cm) long
RF connector
N female
Length
36 in (91.44 cm)
Weight
5 lb (2.3 kg)
Flat plate area
0.21 ft²
Wind rating
125 mph (201 km/h)
Lateral thrust
14.2 lb (6.4 kg)
Included mounting hardware
Two extruded-aluminum brackets with stainless-steel V-bolts; fits masts up to 2⅜ in diameter