Adjustable Key-Press Attenuator Step-Adjustable Attenuator 0-30dB SMA 2W
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Adjustable Key-Press Attenuator Step-Adjustable Attenuator 0-30dB SMA 2W
Manually variable step attenuators can satisfy almost any requirement where a reduction in power is needed.
Adjustable Key-Press Attenuator Step-Adjustable Attenuator 0-30dB SMA 2W
Nº de artículo: 73161215

Adjustable Key-Press Attenuator Step-Adjustable Attenuator 0-30dB SMA 2W

88% of respondents would recommend this to a friend

Nº de artículo: 73161215

UYU 3281

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Manually variable step attenuators can satisfy almost any requirement where a reduction in power is needed.
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What Stands Out

Step-Adjustable Design
The step-adjustable configuration allows precise control over signal attenuation levels, accommodating various application requirements with enhanced user flexibility and operational efficiency.
Broad Attenuation Range
Offering an impressive attenuation range of 0-30dB, this attenuator effectively meets diverse signal management needs, ensuring optimal performance while minimizing interference in critical communications.
Compact SMA Interface
The SMA connector provides a robust, compact solution for efficient integration into existing systems, ensuring reliable connectivity while reducing space requirements in both laboratory and field applications.

Detalles de producto

Shop the Adjustable Key-Press Attenuator on Ubuy Uruguay Global Store. Find a wide range of attenuators with step-adjustable 0-30dB, SMA 2W. Explore now for the best prices.
  • Power: 2W, Operating frequency: DC-3GHz, Connector: SMA
  • Attenuation adjustment range: 0-30dB step
  • Attenuation step: 1.2.4.8.16dB (0-30dB)
  • Insertion loss: ≤3.5dB, Standing wave ratio: ≤1.4
  • Single-button attenuation accuracy: 0-8dB±0.9dB / 10-20dB±2.0dB, Multi-bond attenuation accuracy: ±3.5dB
  • Temperature range: -10°C ~ +50°C (running) -40°C ~ +70°C (not running)

Who Should Buy?

Suitable For
  • Signal Testing

    Ideal for engineers needing precise signal strength adjustment for testing communications equipment and devices in laboratories.

  • RF Applications

    Useful for RF technicians working on wireless systems where controlling signal levels is crucial for performance.

  • Educational Purposes

    Suitable for students or researchers in telecommunications seeking hands-on experience with signal attenuation and measurements.

Not Suitable For
  • Home Use

    Not suitable for general consumers looking for a simple device for everyday audio or video signal adjustments.

DESCRIPCIÓN DEL PRODUCTO

Adjustable Key-Press Attenuator Step-Adjustable Attenuator 0-30dB SMA 2W

¿Tienes alguna consulta? Chatea con nosotros

Preguntas y respuestas de los clientes

  • Pregunta: What is an Adjustable Key-Press Attenuator and how does it work?

    Respuesta: The Adjustable Key-Press Attenuator is a device designed to control the signal strength in RF (radio frequency) applications. It features a step-adjustable mechanism, which allows users to set attenuation levels from 0 to 30dB. This is achieved by using precision resistors and switches that modify the signal’s strength as it travels through the device. This attenuator is especially useful in testing antennas, amplifiers, and receivers where signal levels need to be meticulously controlled and monitored.
  • Pregunta: What type of applications can benefit from using a 0-30dB SMA attenuator?

    Respuesta: A 0-30dB SMA attenuator is beneficial in a variety of applications such as radio communications, signal processing, and laboratory testing. Its ability to attenuate signals allows engineers and technicians to simulate real-world conditions, analyze equipment performance, and maintain signal integrity. Specific use cases include testing components for consistency, managing interference in crowded frequency spectrums, and protecting sensitive devices from overpowering signals.
  • Pregunta: Why should I choose a step-adjustable attenuator over a fixed attenuator?

    Respuesta: Choosing a step-adjustable attenuator offers the flexibility to tune the attenuation level as needed, which is ideal for scenarios requiring variable signal strength. Unlike fixed attenuators, which only provide a single level of attenuation, step-adjustable options allow users to customize the signal output to meet specific testing or operational requirements. This adaptability can significantly improve testing accuracy and device performance across a wide range of applications.
  • Pregunta: Is the Adjustable Key-Press Attenuator compatible with all SMA connectors?

    Respuesta: Yes, the Adjustable Key-Press Attenuator is designed to be compatible with standard SMA connectors, which are commonly utilized in RF applications. This compatibility ensures that you can easily integrate the attenuator into existing systems without the need for additional adapters or modifications. Just ensure that the cable and devices you are using also have SMA interfaces for seamless connections.
  • Pregunta: What is the maximum power handling capability of this attenuator?

    Respuesta: The Adjustable Key-Press Attenuator can handle a maximum power of 2W, making it suitable for most small to medium RF applications. This level of power handling is adequate for testing devices and systems typically used in communication setups. Always ensure that the input power does not exceed this limit to prevent damage to the attenuator and maintain optimal performance.
  • Pregunta: What materials are typically used in the construction of this attenuator?

    Respuesta: The construction of a high-quality Adjustable Key-Press Attenuator typically involves durable materials such as aluminum for the housing, which promotes resistance to corrosion and provides reliable shielding. Inside, precision resistors and switches are used to ensure accurate signal attenuation. This careful selection of materials contributes to the longevity and effectiveness of the device, making it a trustworthy choice for professional applications.
  • Pregunta: Can I use the Adjustable Key-Press Attenuator for both transmission and reception?

    Respuesta: Yes, the Adjustable Key-Press Attenuator is versatile enough to be used for both transmission and reception in RF systems. By managing the signal strength in either direction, it helps maintain optimal performance in devices such as transmitters and receivers. This dual capability allows it to be widely used in testing environments and during live operation, ensuring that signals remain within safe and effective parameters.
  • Pregunta: How does the step-adjustable feature enhance usability?

    Respuesta: The step-adjustable feature of the attenuator enhances usability by allowing precise, incremental adjustments to the attenuation level. Instead of guessing the appropriate level or needing to swap out fixed attenuators, users can easily dial in the exact dB reduction required for their project. This feature is especially advantageous in situations where signal conditions can change rapidly or require fine-tuning during operation.
  • Pregunta: What precautions should I take while using the Adjustable Key-Press Attenuator?

    Respuesta: When using the Adjustable Key-Press Attenuator, it is essential to ensure that the input power does not exceed 2W to avoid damaging the device. Additionally, handling the attenuator with care, avoiding exposing it to extreme temperatures or moisture, will prolong its lifespan. Finally, always check connections for proper fit and ensure they are secure before applying power to maintain signal integrity and protect your equipment.
  • Pregunta: Where can I buy an Adjustable Key-Press Attenuator Step-Adjustable Attenuator 0-30dB SMA 2W?

    Respuesta: You can purchase the Adjustable Key-Press Attenuator Step-Adjustable Attenuator 0-30dB SMA 2W on Ubuy in Uruguay. Ubuy offers a wide range of electronics and components, including RF products, ensuring you have access to the best in quality and service. With reliable customer support and a user-friendly interface, shopping at Ubuy makes it convenient to find the exact products you need.

KY HOPE Fiber Optic Attenuators Editorial Review

The Adjustable Key-Press Attenuator Step-Adjustable Attenuator 0-30dB SMA 2W is a well-built and high-performing product according to customer reviews. The white push-on switches allow for easy attenuation adjustments in 1dB increments. Customers appreciate the quality of the switches, as they don't cause any glitches or spikes when switching attenuation levels. The product is also praised for its thoughtful design and sturdy Construction. It is described as heavy and not cheap-feeling at all. Overall, this attenuator is Considered a valuable asset for those using preamps or active antennas with an SDR to prevent frontend overload. It offers convenience and simplifies the process of achieving desired attenuation levels.

Customer Reviews & Ratings

1 valoraciones de los clientes
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  • 4 estrella
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ventajas

  • Well-built and sturdy Construction
  • High-performance with accurate attenuation levels
  • White push-on switches allow for easy adjustment in 1dB increments
  • No glitches or spikes when switching attenuation levels
  • Valuable asset for preventing frontend overload

Contras

  • One pushbutton may not stay in, affecting the functionality of the 4dB step attenuation

Platform Trust & Buyer Confidence

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4.2/5 9477 reseñas
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Jasmin
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“Great products and very good service: very easy and very fast international delivery.”

9 September 2026 · via Trustpilot
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Anke
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“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”

10 September 2026 · via Trustpilot
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Hazel
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“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”

10 September 2026 · via Trustpilot
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Opaleye
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“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”

11 September 2026 · via Trustpilot
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Adele
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“Easy to find and order what you want on the website. Delivery is quick to the UK”

8 September 2026 · via Trustpilot
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UYU 3281

Haz tu pedido ahora y recíbelo por ahí Sábado, Septiembre 26

QTY:

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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
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Fastest cross-border delivery

características y beneficios

  • Wide variety of applications
  • Extend dynamic range of devices
  • Reduce signal levels to detectors
  • Match circuits
  • Used in lab applications
  • Balance out transmission lines

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