| Electrical | |
| Model | S.4Y-145 |
|---|---|
| Frequency | 137 – 153 MHz |
| Max. Input Power | 150 W |
| 3 dB Beamwidth, H-Plane | 74 ° |
| Polarisation | Linear (Vertical or Horizontal) |
| 3 dB Beamwidth, E-Plane | 57 ° |
| Impedance | 50 Ω |
| Gain | 7 dBd (9.2 dBi) |
| VSWR | < 1.5:1 |
| Front-To-Back Ratio | > 15 dB |
| Antistatic Protection | All metal parts DC-grounded (Connector shows a DC-short) |
| Environmental | |
| Ingress Protection | IP68 |
|---|---|
| Mechanical | |
| Connection(s) | N(f) on 3m RG213/U cable |
|---|---|
| Materials | Boom, 32 mm dia. aluminium elements, 19.1 mm dia. aluminium balun, fully moulded enclosure |
| Length | Approx. 1600 mm / 62.99 in. |
| Historic Brand | Skymasts |
| Wind Load | 178 N (160 km/h) |
| Weight | Approx. 2.8 kg / 6.17 lb. |
| Mounting Bracket | 3202078/68 + 3201079/00 (Ordered Separately) |
| Balun Encapsulant | Polyurethane Resin U-600 |
| Alternate Mounting Bracket | 0900912/00, 0302032/68, or 0300064/00 + U-Bolts to match mounting pipe diameter (Ordered Separately) |
This product doesn’t have any diagrams yet.
| Model | Product No. | Add To Quote |
|---|---|---|
| 4 element Yagi antenna 137 – 153 MHz | S.4Y-145 |
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