Professional antennas — Sirio
Sirio SPO 118-2 airband
Professional VHF airband antenna, TX 118–136 MHz without tuning, 100 W, N connector
The Sirio SPO 118-2 is a professional 1/2 wave antenna for the VHF airband: it transmits from 118 to 136 MHz with SWR ≤ 1.5 without tuning and receives from 108 to 136 MHz.
Key features
No tuning
TX 118–136 MHz with SWR ≤ 1.5.
Professional
Anodised aluminium and stainless steel.
N connector
100 W CW.
Specifications
| Type | 1/2 λ, omnidirectional, vertical |
| TX band | 118–136 MHz (SWR ≤ 1.5) |
| RX band | 108–136 MHz |
| Gain | 0 dBd / 2.15 dBi |
| Maximum power | 100 W CW |
| Grounding | DC grounded |
| Connector | N female |
| Materials | Anodised aluminium, brass, stainless steel, fibreglass, EPDM rubber |
| Height | approx. 1,700 mm |
| Weight | approx. 1,400 g |
| Mounting | On mast |
HamRadioShop | Professional antennas
