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DJI Inspire 1 (Model GL658A) Teardown and Specs Analysis | FCC ID SS3-GL6581502

DJI's Inspire 1 (Model GL658A) has been a game-changer in aerial photography and drone technology, setting a high bar for professional-grade quadcopters. Design

Introduction

DJI’s Inspire 1 (Model GL658A) has been a game-changer in aerial photography and drone technology, setting a high bar for professional-grade quadcopters. Designed for capturing stunning 4K aerial footage, this advanced drone blends cutting-edge imaging technology with robust flight controls, making it a favorite among professional videographers and drone enthusiasts alike. The Inspire 1’s sophisticated design, combined with its powerful controller and integrated high-definition camera system, enables seamless operation and exceptional image quality.

Certified by the FCC under ID SS3-GL6581502, the DJI Inspire 1 adheres to stringent electromagnetic interference standards, confirming its compliance with US regulatory requirements. This certification ensures the drone and its controller are legally approved for sale and use in the United States, meeting necessary RF emission standards, and highlighting DJI’s commitment to quality and compliance.

This deep-dive article provides a comprehensive analysis of the Inspire 1, including detailed specifications, wireless communication technology, internal component teardown, and regulatory insights from its FCC filing.

Key Features & Specifications

The DJI Inspire 1 drone system boasts a powerful suite of features and technical specifications tailored for professional-grade aerial filming:

Key Features:

  • Supported File Formats: FAT32/exFAT, JPEG, DNG, MP4/MOV (MPEG-4 AVC/H.264)
  • HDMI port: Enables HD video output for real-time viewing on external monitors.
  • Anti-distortion filter: Provides clear, accurate images with minimal optical distortion.
  • Compass calibration: Ensures accurate navigation and orientation.
  • Mobile device connectivity via USB: Allows seamless integration with smartphones and tablets.
  • Smart battery management: Extends battery life and ensures safe, optimized power delivery.
  • Supports SD/SDHC/SDXC Micro SD cards: Offers flexible storage options.
  • GPS-assisted hover: Enables stable positioning and precise hovering capabilities.

Technical Specifications:

  • Battery Capacity (GL658A): 6000mAh
  • Transmitting Distance: 2km or above (outdoor, unobstructed)
  • Camera Resolution: 1240M
  • Receiver Sensitivity (1% PER): -93dBm
  • Photo Formats: JPEG, DNG
  • Charging Time: Standard charger – 85min (4500mAh), 103min (5700mAh); Optional charger – 49min (4500mAh), 56min (5700mAh)
  • Camera Operating Temperature: 0℃ to 40℃
  • Bluetooth: Present (Details N/A)
  • Camera Info: CMOS: 1/2.3″, HD: 1280x720p24/25/30/48/50/60, FHD: 1920x1080p24/25/30/48/50/60, UHD: 4096x2160p24/25, 3840x2160p24/25/30, Resolution: 1240M
  • Battery Options: Optional Battery (TB48): 22.8V, 129.96Wh; Standard Battery (TB47): 22.2V, 99.9Wh

Operating Frequencies:

Frequency Range (GHz) Output Power (mW) FCC Rule Part
2.404-2.48 14.83 15CCC1.15.738

Technology Deep Dive

The Inspire 1 controller primarily operates within the widely used 2.4GHz frequency band, common for Wi-Fi and Bluetooth communications. This frequency range ensures robust signal penetration and reliable long-distance communication, essential for drone operation. Operating at 14.83 mW output power, the Inspire 1 maintains excellent balance between range and power efficiency, minimizing interference and optimizing battery life. The presence of Bluetooth further supports device pairing and user-friendly operation, enabling seamless interaction with mobile devices and accessories. These technologies are crucial for delivering stable flight control, real-time video transmission, and efficient data management.

In-Depth Internal Component Analysis / Teardown

The main PCB reveals a sophisticated multi-layer design, likely four layers, featuring a central SoC responsible for primary control functions. Smaller ICs surrounding this main processor appear dedicated to memory and RF communication tasks. High-quality FR4 PCB material and compact layout indicate meticulous engineering aimed at performance and reliability. Connectors suggest interfaces for data and power transfer, while capacitors and inductors visible indicate robust power regulation circuits, essential for stable drone operation. The overall design highlights DJI’s commitment to precision and efficiency in drone hardware engineering.

Main PCB featuring central SoC and power regulation components.
Main PCB featuring central SoC and power regulation components.

Another PCB segment prominently displays a large central IC, likely an MCU or SoC, alongside memory and RF components. The design appears highly integrated, leveraging multi-layered PCB construction to manage high-speed signals and grounding effectively. A USB connector is evident, facilitating data transfer and charging capabilities, indicating modularity and user convenience. Power regulation circuits are evident, ensuring stable voltage delivery to sensitive electronics. Overall, this section underscores DJI’s strategic integration of processing and communication functions within a compact footprint.

Integrated MCU and USB interface on compact PCB.
Integrated MCU and USB interface on compact PCB.

This PCB module includes an antenna connected via coaxial cable, suggesting Wi-Fi or Bluetooth communication. The presence of metal shielding confirms EMI mitigation measures, ensuring reliable RF performance. Mechanical components related to control sticks indicate precise user input handling, crucial for flight control accuracy. The robust layout and modular design facilitate easy maintenance and replacement, emphasizing reliability in drone operation.

PCB with antenna, RF shielding, and control stick components.
PCB with antenna, RF shielding, and control stick components.

A Cypress Semiconductor IC dominates this PCB, signifying advanced processing capabilities. Metal shielding protects sensitive RF and processing circuits from interference. Visible inductors and capacitors indicate comprehensive power management, essential for stable device functionality. LEDs provide immediate status feedback to users, enhancing operational awareness. Overall, this design exemplifies DJI’s commitment to integrating advanced electronics within a compact, high-performance drone controller.

Cypress IC and EMI shielding on drone controller PCB.
Cypress IC and EMI shielding on drone controller PCB.

Regulatory Insights & FCC Filing

The FCC ID SS3-GL6581502 symbolizes DJI Inspire 1’s compliance with stringent US electromagnetic interference standards, ensuring its legal sale and operation. FCC filings typically include comprehensive test reports on RF exposure, EMC compliance, internal photographs, user manuals, schematics, and block diagrams, providing transparency and assurance of safety and quality. Insights from the Inspire 1’s user manual highlight advanced features like retractable landing gear for unobstructed 360-degree camera views, 4K video capabilities, and stable flight performance, underscoring DJI’s meticulous design and regulatory compliance.

Potential Use Cases & Target Audience

The Inspire 1 is ideally suited for professional filmmakers and aerial photographers seeking cinematic-quality 4K footage. Its GPS-assisted hovering and automatic return-to-home functionality make it perfect for complex, high-stakes filming scenarios requiring precise maneuverability. Additionally, real estate professionals and surveyors benefit from its HD video downlink and stable flight capabilities, enabling detailed property inspections and accurate mapping. Ready-to-fly convenience further expands its appeal among tech enthusiasts eager for powerful yet accessible drone experiences.

Conclusion

DJI’s Inspire 1 (Model GL658A, FCC ID SS3-GL6581502) stands out as a pinnacle of drone technology, offering professional-grade imaging capabilities, robust wireless communication, and meticulously engineered internal components. Its FCC certification underscores DJI’s dedication to compliance and user safety. For professionals and enthusiasts alike, the Inspire 1 continues to set industry standards, highlighting DJI’s leadership in aerial innovation and performance.

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