Description
Upgrade your vehicle’s communications with the DIAMOND SG7900 UHF/VHF Dual Band Mobile Antenna. Engineered for amateur radio enthusiasts and professional users alike, this stainless‑steel antenna delivers crystal‑clear performance on both 144 MHz (VHF) and 430 MHz (UHF) bands, handling up to 150 W of power with ease.
Key Highlights
- Dual‑band operation: 144 MHz (VHF) & 430 MHz (UHF) for versatile radio use.
- High‑gain design: 5.0 dBi on VHF and 7.6 dBi on UHF for extended range and stronger signal.
- Robust stainless‑steel construction resists corrosion and harsh weather conditions.
- 150 W power handling capacity ensures reliable performance with high‑output radios.
- Compact, low‑profile shape minimizes wind drag and fits discreetly on any vehicle.
- Easy bolt‑on installation with standard M8 mounting hole.
Technical Specifications
- Model: DIAMOND SG-7900
- Frequency: 144 MHz (VHF) / 430 MHz (UHF)
- Gain: 5.0 dBi (VHF) / 7.6 dBi (UHF)
- Maximum Power: 150 W
- Material: Marine‑grade stainless steel
- Connector: N‑type (standard for most mobile radios)
- Length: 245 mm (9.6 in)
- Weight: 210 g (7.4 oz)
Installation & Compatibility
The SG7900 is designed for a hassle‑free bolt‑on fit on cars, trucks, SUVs, and RVs. Simply align the M8 mounting hole with a pre‑drilled spot on your vehicle’s roof or trunk, secure with the supplied hardware, and connect the N‑type connector to your mobile radio. No special tools or modifications are required.
Compatible with most handheld and mobile transceivers that support 2‑meter (144 MHz) and 70‑centimeter (430 MHz) bands, including popular brands such as Yaesu, Icom, Kenwood, and Baofeng.
Why Choose the DIAMOND SG7900?
- Durability: Stainless‑steel body withstands rain, snow, salt, and UV exposure.
- Performance: Dual‑band high gain maximizes range and signal clarity for both VHF and UHF communications.
- Power Ready: Handles up to 150 W, making it suitable for high‑output mobile rigs.
- Low Profile: Sleek design reduces wind noise and visual impact.
- Trusted Brand: Diamond is renowned for premium amateur‑radio accessories worldwide.
Enhance your on‑the‑road radio experience with the DIAMOND SG7900 UHF/VHF Dual Band Mobile Antenna—the perfect blend of strength, performance, and convenience.






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