Product Overview
The MNA-740-50-XX-41-160 is a high-performance 50W RF Attenuator, specifically engineered for the broad 698-4000MHz frequency spectrum. This professional-grade component is essential for signal leveling in 5G, 4G LTE, and wideband In-building Solutions (IBS). With a superior Passive Intermodulation (PIM) rating of -160dBc and robust 4.3-10 Female connectors, it ensures precise attenuation with minimal signal distortion and an excellent VSWR of ≤1.25, even under sustained 50W power loads.
Technical & Mechanical Specifications
| Model No. | MNA-740-50-XX-41-160 | ||||
| Freq(MHz) | 698-4000 | ||||
| VSWR | ≤1.25 | ||||
| Attenuation | 3/5/6dB | 10dB | 15dB | 20dB | 30dB |
| Accuracy(±dB) | 0.8 | 0.8 | 1.0 | 1.2 | 1.5 |
| PIM (dBc) | ≤-160dBc@2*43dBm | ||||
| Power(W) | 50W | ||||
| Connector | 4.3-10 Female/Female | ||||
| Impedance | 50 ohm | ||||
| Color | Black | ||||
| Temp(deg) | -30~+65 | ||||
NOTE: This 50W mid-high power attenuator is designed for high-capacity network environments. Its extended frequency support up to 4000MHz makes it a versatile solution for global 5G NR deployment. Custom power ratings and connector configurations are available to meet specific project requirements.
Frequently Asked Questions
- Q1: What are the primary use cases for a 50W RF attenuator?
- A: A 50W attenuator is ideal for signal balancing in medium-to-large scale DAS installations. It is often used to adjust the signal level from small cells or remote radio units (RRUs) before the signal enters the distribution network, protecting downstream components from overpowering.
- Q2: How does the 4000MHz frequency range benefit 5G networks?
- A: Traditional attenuators often stop at 2700MHz or 3800MHz. By supporting up to 4000MHz, this model covers the entire sub-6GHz spectrum used for 5G (including n77 and n78), as well as future frequency allocations, making it a future-proof investment.
- Q3: Why is -160dBc PIM important for 50W devices?
- A: At higher power levels like 50W, the risk of generating intermodulation interference is greater. A -160dBc Low PIM rating ensures that the attenuator does not introduce noise that could degrade network capacity or slow down data speeds for users.
- Q4: How does this attenuator handle heat dissipation?
- A: The device features a ruggedized aluminum body with an integrated heat sink design. This allows the attenuator to efficiently dissipate the thermal energy generated by 50W of power, maintaining stable performance within the -30°C to +65°C temperature range.
- Q5: What are the electrical advantages of the 4.3-10 connector?
- A: The 4.3-10 connector is engineered specifically for low-PIM and high-performance RF applications. It provides a more stable electrical interface that is less susceptible to vibration or improper torque compared to older N-type or 7/16 DIN connectors.
Mechanical Drawing
