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The HYS SMA Female Dual Band VHF UHF Antenna is designed for enhanced communication with compatible two-way radios. This 9.3-inch antenna supports both 2 Meter (144Mhz) and 70cm (430Mhz) bands, covering frequencies from 136-174Mhz and 400-470Mhz. It features an SMA-female connector and includes a unique LED light that illuminates during transmission, providing visual confirmation of signal activity.
Características principales:
- Operación de doble banda: Supports VHF (136-174Mhz) and UHF (400-470Mhz) frequencies.
- Conector SMA hembra: Ensures compatibility with a wide range of handheld radios.
- Luz LED integrada: Illuminates when transmitting, indicating active signal output.
- Diseño portátil: At 9.3 inches (23.5cm) in length, it offers a balance of performance and portability.
- Construcción duradera: Suitable for various indoor and outdoor environments, including adventure clubs, camping, and self-driving travel.


Instrucciones de instalación
To install the HYS antenna, ensure your two-way radio is powered off. Locate the antenna connector on your radio, which should be an SMA-male type to match the antenna's SMA-female connector. Carefully screw the antenna onto the radio's connector until it is finger-tight. Do not overtighten.

The antenna is compatible with various handheld radios, including models from AnyTone, BaoFeng (e.g., UV-5R, BF-F8HP, UV-82, BF-888S), Wouxun (e.g., KG-UVD1P, KG-UV6D, KG-659), and some Kenwood radios.
Video 1: Demonstrates the attachment of the HYS antenna to a handheld radio, highlighting the LED light feature during transmission.
Instrucciones de funcionamiento
Once the antenna is securely attached, power on your two-way radio. The antenna is designed to operate across the 144Mhz (VHF) and 430Mhz (UHF) bands. When you transmit a signal, the integrated LED light at the tip of the antenna will illuminate, providing a visual indication that your radio is actively sending a signal. This feature is particularly useful in low-light conditions or when you need quick confirmation of transmission.

For optimal performance, ensure your radio's frequency settings are within the antenna's supported ranges (136-174Mhz and 400-470Mhz). The antenna is rated for a maximum power input of 20W, suitable for most handheld radios.
Vídeo 2: Terminadoview of the HYS SMA Female Base Dual-Band HT VHF/UHF Antenna, demonstrating its form factor and flexibility.
Mantenimiento
To ensure the longevity and optimal performance of your HYS antenna, follow these maintenance guidelines:
- Limpieza: Limpie la antena con un paño suave.amp paño para quitar el polvo y la suciedad. Evite el uso de productos químicos agresivos o materiales abrasivos.
- Almacenamiento: Cuando no esté en uso, guarde la antena en un lugar limpio y seco, alejado de temperaturas extremas y de la luz solar directa.
- Inspección: Periodically check the antenna for any signs of damage, such as cracks in the casing or bent connectors. Replace if damaged.
- Cuidado del conector: Keep the SMA-female connector clean and free of debris to ensure a secure and efficient connection to your radio.
Solución de problemas
If you experience issues with your HYS antenna, consider the following:
- Mala calidad de la señal: Ensure the antenna is securely attached to the radio. Verify that your radio's frequency is within the antenna's specified operating range. Obstructions or environmental factors can also affect signal quality.
- El LED no se enciende: Confirm that your radio is powered on and actively transmitting. If the LED still does not light up during transmission, the antenna may be faulty or the radio's output power might be too low to trigger the LED.
- Rango reducido: Check for any physical damage to the antenna. Ensure there are no large metallic objects or structures interfering with the signal path.
Presupuesto
| Característica | Especificación |
|---|---|
| Bandas de frecuencia | VHF (136-174Mhz), UHF (400-470Mhz) |
| Tipo de conector | SMA-Mujer |
| Ganar | 2dBi |
| Color | Negro |
| Entrada de potencia máxima | 20W (for handheld radios) |
| Longitud de la antena | 9.3 pulgadas (23.5 cm) |
| Peso del artículo | 1.76 onzas |
| Impedancia | 50 ohmios |

Garantía y soporte
For warranty information or technical support regarding your HYS SMA Female Dual Band VHF UHF Antenna, please refer to the product packaging or contact HYS customer service directly. Contact details are typically available on the manufacturer's official websitio o a través de su punto de compra.