Adjustable, fixed, side or top mount antenna
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Order Information |
Adjustable | Heavy-duty | Side Mount | Top Mount | Black Anodized |
| 871F-70 | 871A-70 | 871F-70-HD | 871F-70-SM | 871F-70-TM |
871F-70-HDB |
The 870 series VHF exposed dipoles are available in 1, 2, 4, 8, dipole and dual dipole configurations. All of our antennas can be completely customized to your particular applications. Our antennas can be black anodized. Adjustable or fixed, side mount or top mount, and heavy duty versions are available.
• Each antenna is offered in a 1/4, 3/8 or 1/2 wave spacing version.
• The 871A-70 has external cabling and a field-adjustable pattern.
• The 871F-70 has internal cabling and fixed dipole-mast spacing.
| Frequency Range, MHz | 138-174 |
|---|---|
| Nominal Gain, dBd | 2.0-2.5 |
| Bandwidth: 1.5:1 VSWR, MHz | 36 |
| Number of Dipoles | 1 |
| Polarization | Vertical |
| Pattern | Offset or bi-directional |
| Power Rating, Watts | 200 |
| Nominal Impedance, Ohms | 50 |
| Lightning Protection | DC Ground |
| Standard Termination | N Male, other connectors available upon request |
| Length, in (mm) | 78 (1981) |
| Width (1/2 Wave Spacing), in (mm) | 40 (1016) |
| Weight, lbs (kg) | 13 (6) |
| Rated Wind Velocity: no ice, mph (km/h) | 170 (274) |
| Rated Wind Velocity: 0.5" (13 mm) Ice, mph (km/h) | 145 (233) |
| Lateral Thrust @ 100 mph wind, lbs (N) | 45 (199) |
| Bending Moment @ top clamp: 100 mph, ft*lb (N*m) | 18 (24) |
| Projected Area, ft² (m²) | 1.7 (0.16) |
| Mounting Information Mast O.D., in (mm) | 1.9 (48) |
