Product Overview
The MPRC-DF-41M is a premium RF Coaxial Adapter designed for seamless interface conversion between 4.3-10 Male and 7/16 DIN Female connectors. This adapter is specifically engineered to minimize Passive Intermodulation (PIM) and signal distortion, making it ideal for high-power antenna systems and modern telecommunications base stations. With support for frequencies up to 5.2GHz and a robust screw-on coupling mechanism, it ensures a stable, high-performance connection even in demanding environmental conditions.
Technical & Mechanical Specifications
| General Information | |
| Model No. | MPRC-DF-41M |
| Interface Type | 4.3-10 Male to 7/16 DIN Female |
| Standard | According to IEC 60169-4 |
| Electrical Specifications | |
| Characteristic Impedance | 50 ohm |
| Frequency Range | DC-3 GHz (Perf. up to 5.2GHz) |
| VSWR | ≤ 1.10 |
| Dielectric Withstanding Voltage | ≥ 4000V RMS, 50Hz |
| Dielectric Resistance | ≥ 10000M ohms |
| Contact Resistance | Center ≤ 1.0mΩ / Outer ≤ 0.3mΩ |
| Material & Mechanical Specifications | |
| Body Material / Plating | Brass / Ni or Tri-Alloy |
| Insulator | PTFE |
| Center Conductor | Phosphor Bronze / Ag Plating |
| Durability | ≥ 500 Mating Cycles |
| Operating Temperature | -40 to +85 ℃ |
Frequently Asked Questions
- Q1: What is the primary use for a 4.3-10 to 7/16 DIN adapter?
- A: This adapter is used to connect equipment with different interface standards. As the industry transitions from the larger 7/16 DIN to the more compact 4.3-10 standard, this adapter allows older base station components or antennas to be integrated with newer high-performance feeder lines and jumpers.
- Q2: Does the screw-on coupling require special tools for installation?
- A: No. The screw-on coupling design is intended for high durability and can often be hand-tightened for quick applications, though a torque wrench is always recommended for final base station installations to ensure a consistent, low-PIM seal.
- Q3: How does this adapter minimize Passive Intermodulation (PIM)?
- A: The adapter is built with non-magnetic materials (like Tri-Alloy plating) and precision-machined contact surfaces. This design prevents the non-linear mixing of frequencies, ensuring a Low PIM environment which is essential for maintaining signal quality in multi-carrier networks.
- Q4: What frequency range can this adapter handle?
- A: While rated for consistent performance from DC to 3GHz, the MPRC-DF-41M is designed to maintain excellent electrical characteristics and impedance matching up to 5.2GHz, making it suitable for modern 4G and 5G mid-band applications.
- Q5: Can it withstand extreme outdoor conditions?
- A: Yes. With a wide operating temperature range of -40 to +85 ℃ and robust brass construction with protective plating, it is designed to maintain signal integrity even under thermal stress and high vibration typical of tower-top environments.
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