Product Overview
The MNT-5-3G-41M is a precision 5W RF Termination Load designed for high-reliability signal absorption across the DC-3GHz frequency band. As a standard 50-ohm termination, it features a superior VSWR of ≤1.20, ensuring minimal signal reflection. Equipped with a modern 4.3-10 Male connector, this compact load is widely utilized in In-building Solutions (IBS), testing laboratories, and DAS systems to safely terminate unused ports and prevent interference.
Technical & Mechanical Specifications
| Model No. | MNT-5-3G-41M |
| Freq(GHz) | DC-3GHz |
| VSWR | ≤1.20 |
| Power(W) | 5 |
| Impedance | 50 ohm |
| Connector | 4.3-10 Male |
NOTE: This 5W termination is designed for optimal thermal dissipation and signal absorption. Custom versions with different connector types (N-type, SMA) or higher power ratings are available upon request.
Frequently Asked Questions
- Q1: What is the primary purpose of an RF Termination Load in a DAS system?
- A: A termination load is used to "close" an open port in an RF circuit. By providing a matched 50-ohm impedance, it absorbs the RF signal energy and converts it into heat, preventing signals from reflecting back into the system, which could otherwise cause interference or damage sensitive components like amplifiers.
- Q2: Why is a Low VSWR (≤1.20) important for a 5W load?
- A: VSWR (Voltage Standing Wave Ratio) measures how well the load is matched to the system. A low VSWR of 1.20 indicates that the load is absorbing the vast majority of the signal with very little reflection. This ensures the integrity of the measurement and the safety of the transmission line.
- Q3: When should I choose a 4.3-10 connector over an N-type connector?
- A: The 4.3-10 connector is smaller and lighter than the N-type, making it ideal for compact equipment. It is also designed specifically to provide excellent PIM (Passive Intermodulation) performance and a more reliable mechanical connection, which is increasingly required in modern 4G LTE and 5G networks.
- Q4: Is a 5W power rating sufficient for most testing applications?
- A: Yes, a 5W rating is standard for low-power signal termination, laboratory testing, and terminating the unused ports of couplers or splitters in IBS environments. For high-power transmitter outputs, we recommend our 25W, 50W, or 100W models.
- Q5: Can this termination handle frequencies outside the DC-3GHz range?
- A: This specific model is optimized and tested for the DC to 3GHz range. While it may function at higher frequencies, the VSWR and performance characteristics are only guaranteed within the specified 3GHz bandwidth, which covers almost all major cellular and Wi-Fi standards.
Mechanical Drawing
