FlySpark 3.3G Long-Range FPV VTX Series | 4.5W & 10W Analog Video Transmitter Modules | 3060MHz–3840MHz

FlySpark 3.3G Long-Range FPV VTX Series | 4.5W & 10W Analog Video Transmitter Modules

The FlySpark 3.3G Long-Range FPV VTX Series is a high-power analog FPV video transmitter family designed for FPV drones, long-range UAVs, fixed-wing aircraft, surveillance drones, inspection platforms, drone R&D systems and professional analog video-link integration. Operating in the 3.3GHz frequency class, this series provides high-power video transmission options for users who require an alternative FPV video band beyond common 1.2G, 1.7G, 2.2G and 5.8G systems.

The series includes two variants: 3.3G 4.5W VTX-F8 and 3.3G 10W VTX-F14. Both models support IRC control protocol, OSD parameter adjustment, PIT Mode, SMA antenna interface, DC 7V–36V input and DC 5V output. The VTX-F8 provides 64-channel coverage from 3060MHz to 3500MHz with up to 4.5W output, while the VTX-F14 provides 80-channel coverage from 3060MHz to 3840MHz with up to 10W output.

• AVAILABLE VARIANTS:
• • 3.3G 4.5W VTX-F8 — MK 458,500
• • 3.3G 10W VTX-F14 — MK 628,000

PRODUCT POSITIONING:

• • 3.3GHz analog FPV video transmitter family
• • Available in 4.5W and 10W output power options
• • Frequency coverage up to 3060MHz–3840MHz depending on variant
• • Suitable for long-range FPV drones and UAV video links
• • IRC control protocol support
• • OSD parameter adjustment support
• • DC 7V–36V wide input voltage, DC 5V output voltage
• • SMA antenna interface, PIT Mode supported
• • Compact drone-mountable formats for professional analog video-link integration

BEST USE CASES:

• • Long-range FPV drones
• • Fixed-wing FPV platforms
• • UAV video transmission systems
• • 3.3G analog video-link builds
• • Drone R&D platforms
• • Surveillance UAV integration
• • Inspection drone video systems
• • Custom FPV drone builds
• • Professional UAV communication payloads
• • High-power analog VTX replacement
• • Testing and field evaluation platforms

WHO IT IS FOR:

FPV drone builders, long-range and fixed-wing FPV pilots, UAV development teams, drone R&D labs, surveillance and inspection drone integrators, custom drone manufacturers and professional UAV communication-link integrators.

IMPORTANT USE NOTE:

This product is a high-power RF video transmitter module. Use only on legally permitted frequencies, power levels and operating locations. Users must follow WPC/DoT/local spectrum regulations, aviation rules, RF safety requirements, site permissions and lawful drone operation practices. Always connect a suitable antenna or RF load before powering the VTX to prevent RF power-stage damage.

FREQUENTLY ASKED QUESTIONS:

• Q: What is the FlySpark 3.3G Long-Range FPV VTX Series?
• A: It is a high-power analog FPV video transmitter series for drones and UAVs, available in 4.5W and 10W output-power variants.

• Q: What variants are available in this 3.3G VTX series?
• A: The available variants are 3.3G 4.5W VTX-F8 and 3.3G 10W VTX-F14.

• Q: What is the starting price?
• A: The starting price is MK 458,500 for the 3.3G 4.5W VTX-F8 variant.

• Q: What is the price of 3.3G 4.5W VTX-F8?
• A: The price of the 3.3G 4.5W VTX-F8 is MK 458,500

• Q: What is the price of 3.3G 10W VTX-F14?
• A: The price of the 3.3G 10W VTX-F14 is MK 628,000

• Q: What frequency range does VTX-F8 support?
• A: VTX-F8 supports 3060MHz–3500MHz.

• Q: What frequency range does VTX-F14 support?
• A: VTX-F14 supports 3060MHz–3840MHz.

• Q: Which is the highest-power variant?
• A: The 3.3G 10W VTX-F14 is the highest-power variant with up to 10000mW RF output.

• Q: Which variant has more channels?
• A: The VTX-F14 supports 80 channels, while VTX-F8 supports 64 channels.

• Q: What power modes does VTX-F8 support?
• A: VTX-F8 supports PIT Mode, 25mW, 800mW and 4500mW.

• Q: What power modes does VTX-F14 support?
• A: VTX-F14 supports PIT Mode, 25mW, 200mW, 4000mW and 10000mW.

• Q: Does this VTX support PIT Mode?
• A: Yes. Both listed variants support PIT Mode.

• Q: Does this VTX support OSD parameter adjustment?
• A: Yes. Both variants support IRC control protocol and OSD parameter adjustment.

• Q: What input voltage is supported?
• A: Both variants support DC 7V–36V power supply input.

• Q: Does the VTX provide 5V output?
• A: Yes. Both listed variants provide DC 5V output.

• Q: What antenna connector is used?
• A: Both variants use SMA antenna interface.

• Q: What mounting pattern does VTX-F8 use?
• A: VTX-F8 uses 30.5mm × 30.5mm spacing with M3 mounting holes.

• Q: What mounting pattern does VTX-F14 use?
• A: VTX-F14 uses 20mm × 20mm spacing with M2 mounting holes.

• Q: What are the dimensions of VTX-F8?
• A: VTX-F8 dimensions are 37mm × 37mm × 19mm, excluding SMA head.

• Q: What are the dimensions of VTX-F14?
• A: VTX-F14 dimensions are 60mm × 36mm × 22.8mm, excluding SMA head.

Q: Is this suitable for long-range FPV drones? A: Yes. These 3.3G VTX modules are suitable for long-range analog FPV video transmission when used with proper antennas, receiver system, cooling and legal RF permissions.

• Q: Is this suitable for fixed-wing UAVs?
• A: Yes. The 3.3G VTX series is suitable for fixed-wing FPV platforms and long-range UAV builds where analog video transmission is required.

• Q: Is this a digital VTX?
• A: No. This is an analog FPV video transmitter series.

Q: Can I power it directly from a drone battery? A: It supports DC 7V–36V input, but the exact connection depends on the drone power system. Use clean power and verify voltage compatibility before installation.

• Q: Can the VTX be powered without antenna?
• A: No. Do not power a high-power VTX without a properly connected antenna or dummy load, as it may damage the RF output stage.

Q: Does higher wattage always mean better range? A: Higher output power can improve link margin, but actual range depends on antenna gain, receiver sensitivity, line of sight, RF noise, installation quality, cable loss, power supply stability and legal operating limits.

• Q: Which variant should I choose for standard 3.3G long-range FPV builds?
• A: Choose VTX-F8 4.5W if you need a compact 30.5mm mounting VTX with 64CH support and 4.5W output.

• Q: Which variant should I choose for maximum output power?
• A: Choose VTX-F14 10W if you need the highest output power and wider 80-channel coverage.

Q: What legal precautions are required? A: Users must follow WPC/DoT/local spectrum regulations, drone operation rules, site permissions and RF safety practices. High-power RF transmission should only be operated where legally permitted.

Q: What warranty is included? A: Warranty support is 1 Year for manufacturing defects under approved integration and normal operating conditions. Damage from reverse polarity, over-voltage, overheating, antenna mismatch, powering without antenna, crash, water ingress, unauthorized modification or illegal operation may not be covered.