The JCY03 5G Network Signal Detector is a professional signal testing device designed for wireless network construction and optimization scenarios. It supports three network modes — 5G NR public network, 5G RedCap network, and China’s 1.8 GHz wireless private network — enabling flexible switching to meet diverse testing requirements in the field.
During wireless network deployment, the JCY03 performs real-time signal detection and route testing, while recording and storing signal conditions at each construction site. These data records provide a solid foundation for subsequent network planning, performance optimization, and coverage gap filling, helping engineers improve overall network quality and reliability.
With built-in storage, TF card expansion, and Bluetooth connectivity, the device works seamlessly with an Android signal detection app, allowing engineers to view data, capture screenshots, export test results, or upload data to customer cloud platforms via mobile devices. Integrated with high-precision BeiDou positioning, the JCY03 ensures accurate location tagging, making wireless network construction and optimization more efficient, traceable, and data-driven.


- Exclusive customization, precisely adapted to the construction scenarios;
- Fully compatible with three modes, covering mainstream networks;
- Data full life cycle management, supporting power network planning;
- Local + remote dual storage, ensuring data safety and preventing loss.
- Multi-mode data interaction, with flexible and convenient operation;
- Portable and practical, suitable for on-site engineering operations;
| Technical Standards | 3GPP R17 RedCap Sub-6 GHz TD-LTE:3GPP Release 9 |
| Frecuencia Bandas | 5G:N1/N3/N5/N8/N28A/N41/N78/N79 LTE-FDD:Band B1/B3/B5/B8 LTE-TDD Band B34/B38/B39/B40/B41/B59/62 |
| Ancho de banda | 3MHz/5MHz/10MHz/15MHz/20MHz |
| Channel | Supports single-channel switching among 5G public network, 5G Redcap network, and 1.8G wireless private network |
| Max Transmit Power | TD-LTE: 23dBm ± 2dB |
| Indicator | Power/Operation/Bluetooth/Wireless |
| Positioning Accuracy | Millimeter-level positioning accuracy (with BeiDou positioning module) |
| Bluetooth | BLE 5.1 |
| External Antenna Interface | 4* external SAM interfaces, 2 * 5G, 1* BeiDou, 1 * Bluetooth |
| TF card | 1 slot, maximum capacity of 32G |
| Debug serial port | TYPE-C interface |
| SIM card | Physical SIM card: Supports 2 slots. Card 1 supports 5G and Redcap networks, Card 2 supports 1.8G wireless private network. Instructions can be sent via APP to switch networks |
| Screen | 3.5-inch TFT LCD screen, resolution 240*320 |
| Operación Ttemperatura | -30℃ ~ +70℃ |
| Funcionamiento Humidity | 5%~100% without condensation |
| Almacenamiento Temperatura | -45℃~ + 85℃ |
| Battery | 3600mAh |
| Dimensión | 120mm*82mm*24mm |
| Weight | 350g (without antenna) |
5G Network Signal Detector JCY03, supports 5G/RedCap/1.8G three-mode detection, millimeter-level positioning, local storage + Bluetooth APP upload. Specifically designed for construction sites and network optimization, which can be used for
- Red inteligente
- Oil & gas
- Minería
- Transporte
- Automatización industrial
- Utilidad
- Smart port
- Telecom
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