Crystal and Oscillator Selection Guide for Drone Applications

Drone technology (Uncrewed Aerial Vehicles, UAVs), has been around for over a century. First making their appearance during WWI, today’s more highly advanced technology is pushing the boundaries of modern military and civilian aviation. Drones are evolving at an unprecedented pace. From extended flight times and AI-powered navigation to enhanced sensor integration and specialized payloads, drones have transformed from military tools into intelligent multi-domain applications across industries. 

What Industries are Drones Powering?

With AI integration, extended flight endurance, and regulatory adaptations, drones are reshaping industries from agriculture to environmental protection. The technological leap in drone capabilities has unlocked new possibilities, making UAVs indispensable tools across various fields, including:

  • Agriculture
  • Logistics & Delivery
  • Aerial Photography & Media
  • Disaster Response & Rescue
  • Geospatial Mapping & Construction
  • Public Safety & Security
  • Environmental Protection

Why Do Drones Need the Right Frequency Control Device?

Drone flight control, navigation, and communication links heavily rely on stable timing references. High precision, high stability, and low power consumption are critical characteristics for selecting the right crystal or crystal oscillator in these applications. In addition, if the frequency control device is affected by high phase noise, temperature variation or vibration, it can cause navigation drift, leading to inaccurate positioning, communication interruptions, and resulting in unstable data transmission, and unstable flight control that increases mission failure risks.

Aker S1A HCSL Drone Application

For reliable UAV operation, engineers can choose between cost-effective crystals, crystal oscillators or TCXOs. Crystal oscillators are more expensive but are complete modules that will create your oscillator circuit. High-stability, low phase noise temperature-compensated crystal oscillators (TCXOs) ensure precise synchronization and robust system performance.

Various Drones Require Different Oscillator Features

Different drones require different frequency precision, stability, low power consumption, and temperature resistance characteristics to ensure accurate flight and communication. The specific choice depends on the drone’s application, such as:

  • Flight Control System: Crystals provide precise clock reference for the main processor, synchronizing data from IMU, barometer, and GPS to avoid attitude errors.
  • Satellite Navigation & Positioning: GNSS modules rely on high-stability TCXOs to enhance accuracy and reduce drift over long-duration flights.
  • Communication Links: Stable crystal oscillators and TCXOs ensure carrier frequency accuracy, lowers bit error rates (BER), and prevents signal dropouts.
  • Industrial & Military-Grade UAVs: Ruggedized TCXO solutions maintain stable performance under extreme temperature shifts, high vibration, and long endurance flights.

Aker Drone-Focused Frequency Solutions

As a professional crystal and oscillator manufacturer and frequency solutions provider, Aker Technology delivers timing components specifically tailored for UAV systems. These solutions ensure precise timing for reliable flight data synchronization, low phase noise for stable communication, high-stability for environmental resilience, and a diverse product portfolio that supports flight control, GNSS, communication, and mission-critical modules.

Contact us today to request samples or have a technical consultation for drone oscillator solutions.

Aker Crystals, Oscillators and TCXOs

ModelProductDimensions (mm)Frequency (MHz)

C3E, C2E, C1E

XTAL3.2 x 2.5 x 0.75, 2.5 x 2.0 x 0.65, 2.0 x 1.6 x 0.512, 16, 24, 25, 26, 27, 40, 48, 54
S3, S2, S1XO3.2 x 2.5 x 1.2, 2.5 x 2.0 x 0.95, 2.0 x 1.6 x 0.80.032768, 12, 16, 24, 25, 26, 27, 40, 48, 54
TX32, TX22, TX21TCXO3.2 x 2.5 x 1.2, 2.5 x 2.0 x 0.95, 2.0 x 1.6 x 0.810, 16.368, 19.2, 20, 26, 38.4