SKU: MRD-4500-20W70
n79 4500MHz 20dBm 5G Mini Repeater
The EMTS 20 dBm n79 Digital Mini Repeater is a compact, cost-effective solution for enhancing indoor 5G coverage in areas with poor signal. It amplifies and retransmits 5G signals between the BTS and mobile users, improving connectivity in weak or blind spots.
Designed for quick deployment and ETSI-compliant, it supports TDD 5G NR, with advanced synchronization and IMOP for safe and stable operation. Ideal for operators needing efficient indoor coverage with minimal infrastructure.
Key Features
- 5G Off-the-Air Digital Repeater for TDD n79 band, enabling fast and efficient 5G deployment
- Precise Sync: Built-in Synchronous Detection Module (SDM) ensures accurate timing with the donor BTS
- NSA/SA Support: Compatible with both Non-Standalone and Standalone 5G networks
- SDR Architecture: Integrated digital SDR allows dynamic sub-band control for optimized performance
- Auto TDD Sync: Supports automatic network search, cell detection, and signaling processing
- Smart ALC: Maintains stable output power via Automatic Level Control
- IMOP: Built-in Isolation Measurement and Oscillation Protection with automatic antenna isolation testing
- Easy Setup: External AC-DC adapter with optional IP30 enclosure for rugged environments
- Remote Management: RJ45 port for local/laptop control and IP-based NMS for remote monitoring and alerts
- Optional: MIL-STD-810G rugged design for harsh conditions
Technical Specifications
| Specifications | |
|---|---|
| Electrical Specifications | |
| Frequency (Uplink) | 4400–5000 MHz (adjustable) |
| Range | |
| Downlink | 4400–5000 MHz (adjustable) |
| Number of Sub-bands | 1 |
| Bandwidth per Sub-band | 5 – 100MHz (adjustable) |
| Max. Gain | Uplink: 75±2 dB / Downlink: 75±2 dB |
| Manual Gain Control | 25 dB in step of 1 dB |
| Automatic Gain Control | ≧ 25 dB |
| Gain Flatness (per sub-band) | ≦ 5 dB |
| Max. Input Power Without Damage | 0 dBm |
| Output Power | Uplink: 20±2 dBm / Downlink: 20±2 dBm |
| Out of Band (2.5≤f_offset_CW< 5.0 MHz) | ≤60 dB |
| Gain | |
| 5.0≤f_offset_CW<10.0 MHz | ≤45 dB |
| 10.0 MHz≤f_offset_CW | ≤35 dB |
| Spurious (9KHz-1GHz) | ≦ -36 dBm |
| Emission | |
| 1GHz-12.75GHz | ≦ -30 dBm |
| ACRR (±20/100MHz) | ≦-36dBc/30KHz |
| ±40/200MHz | ≦-40dBc/30KHz |
| EVM | ≦ 3.5% |
| Frequency Stability | ≦ ±0.01 ppm |
| Noise Figure | ≦ 8 dB @ Max. Gain |
| VSWR | ≦ 2.5 |
| System Delay | ≦ 5 µs Preliminary |
| Mechanical & Environmental Specifications | |
| RF Connector | N-Female |
| Impedance | 50 Ω |
| Power Supply | Input: AC 100-240 V, 50/ 60Hz/Output: DC 12 V/ 3 A |
| Power Consumption | ≦ 45 W |
| Dimensions | 205*155*49mm |
| Weight | ≦ 3.0 kgs |
| IP Rating | IP30 |
| Operating Temperature | 0 °C to 55 °C |
| Monitoring | |
| NMS (Local) | Via USB Type-C |
| Remote | Via Cloud-based NMS (optional) |
| Certification and standards | |
| Standard | Comply with CE and ETSI Standards: Safety: EN 60950 EMC : ETSI 301 489-50, ETSI 301 489-1, Radio: ETSI 301 908-11, ETSI 301 908-15 and ETSI TS 136 106 V15.0.0 / ETSI TS 136 143 V15.0.0 |
| CE | CE comply |
| Networks. | |
