The Moonraker AMPRO-11 – HF 11 metre mobile antenna is a professional-grade, high-integrity radio frequency vehicle radiator precision-engineered to deliver elite signal tracking and clear voice clarity across regional and long-haul mobile environments. Developed as an advanced, aerodynamic vertical element, this high-performance Moonraker AMPRO-11 is an HF mobile whip for the 11 meter band, serving as an essential vehicular communication upgrade. It reduces the mechanical sagging and atmospheric signal fade typical of low-compliance uncompensated mobile leads, making it an ideal deployment asset for long-haul commercial logistics fleets, off-grid overland coordinates, and B2B specialty telecommunications distributors looking to source heavy-duty mobile HF antennas.
The core physical architecture is structured as a premium Type HF Helically Wound Mobile Antenna layout. By wrapping the conductive trace in a precise helix configuration along a high-strength core, the engineering achieves an impressive vertical length of 245cm, focusing the radiation pattern efficiently to maximize line-of-sight propagation. This specialized design is factory-tuned to target a center frequency of 27MHz, creating a highly stable mobile platform that yields an operational bandwidth of 350kHz. This optimized spectrum width ensures consistent coverage across the core sectors of the 11-meter allocation without demanding constant physical retuning of the whip tip.
Built to handle high-power hardware setups and demanding workplace routines, the whip features an electronic power rating capable of passing a high maximum power of 250 w. The internal impedance matching circuit is highly efficient, tracking a stable stationary VSWR curve of 1.5:1 or better when anchored against a proper vehicle chassis ground plane. For universal drop-in fleet integration, the lower solid brass structural base terminates in an industry-standard 3/8 thread connection fitting. This standardized terminal allows fast, secure physical attachment onto heavy-duty spring mounts, gutter brackets, or robust magnetic bases, ensuring immediate field deployment readiness.
Technical Specifications
| Technical Parameter | Specification |
|---|---|
| Brand | Moonraker Genuine Accessory Line |
| Model Designation | AMPRO-11 / AMPRO11 |
| Antenna Classification Type | HF Helically Wound Mobile Antenna / Loading Whip Base |
| Target Operational Waveband | 11-Meter HF Band (Frequency: 27MHz nominal center) |
| Continuous Passband Width | Bandwidth: 350kHz window allocation |
| Maximum Input Power | 250 Watts continuous RF transmit capacity (Power: 250 w PEP) |
| Impedance Tracking Level | 50 Ohms matched with a stationary VSWR curve of 1.5:1 or better |
| Primary Hardware Mount | Standard 3/8-inch x 24 TPI mechanical thread base assembly (Fitting: 3/8 thread) |
| Structural Element Length | Length: 245cm total vertical height profiling (approx. 8.03 feet) |
| Radiator Core Composition | High-flexibility fiberglass core supporting tightly bound insulated copper helix winding |
| Color Profile | Professional Matte Black Protective Finish |
| Primary Fleet Utility Purpose | Mobile vehicle outfitting, long-range highway voice stabilization, non-destructive tactical staging, and warehouse stock backup |
Package Content
- 1x Moonraker AMPRO-11 Helically Wound HF Mobile Antenna Whip Assembly
- 1x Heavy-Duty Protective Thread Cap Module
- 1x Factory Technical Deployment & Fine-Tuning Reference Note
