SIRIO - THUNDER 27 - BASE ANTENNA OPERATING FROM 25 TO 29 MHz - USE IT ON CAMPERS, MOTOR HOMES, BALCONIES, BOATS
Base Station Antenna working from 25 to 29 Mhz with helical load protected by a strong "PVC" tube. It is supplied with a steel bracket that allows an easy and quick installation everywhere. Thanks to its reduced dimensions it can be used as balcony, marine and RV antenna.
Features:
- Balcon or temporary installation antenna
- Omnidirectional
- Designed to work without Ground Plane
- Factory tuned at mid-band
Electrical Data
- Type: 1/4 λ helical loaded dipole
- Frequency range: 25-29 MHz
- Impedance: 50Ω
- Radiation (H-plane): 360° omnidirectional
- Polarization: linear vertical
- Gain: 0 dBd, 2.15 dBi
- Bandwidth @ SWR ≤ 2: ≥ 5000 KHz
- SWR @ res. freq.: ≤ 1.5
- Max. power: 100 Watts (CW) continuous 300 Watts (CW) short time
- Feed system / position: Direct / Base
- Connector: UHF-female
Mechanical Data
- Materials: Aluminium, Steel, Nylon, Copper
- Wind load / resistance: 36 N at 150 Km/h / 180 Km/h
- Wind surface: 0.03 m²
- Height (approx.): 960 mm
- Weight (approx.): 700 gr
- Mounting mast: Ø 25-32 mm