Sirio Signal Keeper CB Base or Loft Antenna

📡 Sirio Signal Keeper – Loft or Mast Mount CB Antenna

Compact Base Station Solution

The Sirio Signal Keeper is the perfect solution if you cannot install a full-size outdoor CB antenna on your property.

Designed for loft installation, indoor corner mounting, or mast top fitting.

🏠 Ideal For Restricted Installations

✔ Loft mounting
✔ Indoor corner installation
✔ Mast mounting (35–40mm diameter)
✔ Discreet setups
✔ Limited space environments

Excellent option for properties with planning restrictions.

⚙️ Technical Specifications

• Type: 1/4 Wave Base Loaded Ground Plane

• Frequency Range: 26–28 MHz

• Impedance: 50 Ohm (Unbalanced)

• Radiation Pattern: 360° Omnidirectional

• Polarisation: Vertical

• Gain: 0 dBd / 2.15 dBi

• Bandwidth @ SWR 2:1: 850 KHz

• SWR @ Resonant Frequency: ≤ 1.2:1

• Length: 1.3 Metres

• Max Power: 100 Watts

📶 Performance in a Compact Package

Despite its smaller size, the Signal Keeper offers:

✔ Stable omnidirectional coverage
✔ Low SWR
✔ Reliable base station performance
✔ Quality Sirio construction

Ideal for local communication where full-size antennas are not possible.

📦 What’s Included

1 x Sirio Signal Keeper CB Antenna
(Mast hardware as supplied by manufacturer)

🇬🇧 UK Stock – Fast Dispatch

✔ Ships from UK
✔ No overseas delays
✔ Trusted radio equipment seller

Please note that postage to Northern Ireland, Highlands Channel islands etc are subject to a courier surcharge and DO NOT qualify as domestic shipping!!. These are Courier rates that we have to pay and are beyond our control.