RF Elements StarterDish™ 21 UM (STD-21-UM)

StarterDish™ 21 UM is designed for ISPs and WISPs seeking reliable CPE deployment in wireless broadband networks. Equipped with a 21 dBi high-gain antenna, it delivers strong, focused coverage for long-distance connectivity. The unit features an easy-to-use mounting system, durable outdoor-ready construction, and TwistPort™ compatibility for seamless radio integration. With excellent performance in noise-dense environments, this antenna is a dependable choice for stable, scalable client connections.

Description

The RF Elements StarterDish™ 21 UM (STD-21-UM) is a cost-effective, high-performance CPE antenna built for ISPs and WISPs that demand stability and efficiency in their wireless networks. Offering 21 dBi of gain, it provides strong signal strength for long-range links, ensuring consistent throughput even in noisy environments.

Designed with practicality in mind, StarterDish™ 21 UM features a simple yet robust mechanical structure. The included Universal Mount (UM) allows fast, straightforward installation with precise alignment capabilities, minimizing deployment time for field technicians. The antenna is weather-resistant and built to withstand outdoor conditions, making it suitable for reliable year-round operation.

As part of the StarterDish™ family, the 21 UM integrates smoothly with TwistPort™ adaptors, enabling easy connection to popular third-party radios without performance loss. Its optimized radiation pattern reduces interference while maintaining link stability, an essential requirement for dense wireless deployments.

Whether used in rural broadband expansion, suburban coverage, or WISP infrastructure, the StarterDish™ 21 UM delivers a balance of performance, affordability, and reliability. This makes it an excellent choice for ISPs scaling networks while maintaining top service quality.


Application

Wireless broadband, WISP deployments, Rural connectivity, CPE links


Key Features

✔️ 21 dBi high-gain antenna for long-range CPE links
✔️ Optimized radiation pattern reduces interference
✔️ Universal Mount (UM) for fast, precise installation
✔️ TwistPort™ ready for seamless radio integration
✔️ Durable outdoor-ready construction
✔️ Stable performance in noisy environments
✔️ Cost-effective solution for ISPs and WISPs
✔️ Compact, lightweight design for easy handling

Specifications

SpecificationDetails
Product NameStarterDish™ 21 UM
Product IDSTD-21-UM
Antenna TypeParabolic Dish
Gain21 dBi
Beamwidth –3 dB H / V9.5° / 9.5°
Front-to-Back Ratio24 dB
PolarizationDual Linear H + V
VSWR≤ 1.8
Impedance50 Ω
Radio ConnectionWaveguide Port
Pole Mounting Diameter20-55 mm (0.8-2.1 inch)
Recommended as close to 55 mm (2.1 inch) as possible
MaterialsUV Resistant ABS Plastic, Aluminium, Steel,
Zinc Plated Steel & Stainless Steel Hardware
Weight1.2 kg (2.6 lbs)
DimensionsØ 370 × 203 mm (Ø 14.57 × 7.99 in)
Wind Survival160 km/h (100 mi/h)
Operating Temperature-35°C to +55°C (-31°F to +131°F)
Frequency Range5150 – 5950 MHz
EnvironmentalIP65
WarrantyNot specified by vendor

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