Sirio SD-3000N Discone Antenna (N-Type)


The SD3000N works on 300-3000MHz in reception and on many amateur frequencies in transmission (70cm, 33cm, 23cm, 13cm). This antenna is made of stainless steel, chromed brass, and anodized aluminium to guarantee the best efficiency and performance. Easy to fit and can be suitable for the installation everywhere.


Upgrade your communication system with the Sirio SD-3000N Discone Antenna. This wide-band, professional-grade antenna is designed for all users looking for top-tier performance.

Featuring a UHF-Female (N-Type) connection, this base station antenna offers omnidirectional coverage for seamless communication. The 17/7 PH stainless steel cylindrical whip ensures durability and long-lasting use, while the Max Power of 200 Watts (CW) continuous allows for reliable signal strength.

Constructed with high-quality materials such as chromed brass, stainless steel, nylon, and gold plated brass, this antenna stands tall at 725 mm in height. Easily mountable on masts ∅ 25-54 mm in diameter, this antenna is versatile and perfect for all types of setups.

Enhance your communication capabilities with the Sirio SD-3000N Discone Antenna – the go-to choice for professionals seeking superior performance.


  • Base station antenna, omnidirectional
  • Unity-gain
  • Extremely wide-band suitable for scanner use
  • Transmission capability in several Ham bands
  • Perfect protection against the worst weather conditions
  • Stainless steel hardware and radials
  • Equipped with anodized aluminium bracket for an easy side mast installation
  • 17/7 PH stainless steel cylindrical whip


Impedance 50 Ω Unbalanced
Frequency Range RX band: 300 – 3000 MHz. TX band (SWR ≤2): 340-535, 545-960, 1180-1380, 1660-1910, 1980-3000 MHz
Radiation (H-plane) 360 Omnidirectional
Polarization Vertical
Gain 0 dBd – 2.2 dBi
Max Power 200 Watts (CW) continuous
Connector UHF-female (N-Type)
Materials Chromed brass, Stainless steel, Nylon, Gold plated brass
Height 725 mm
Weight 830 g
Mounting Type On-Mast
Wind Surface 0.03 m2
Mounting Mast ∅ 25-54 mm

Additional information

Weight 10 kg