Side-by-side
Threshold / Wingbar Elevated Light (Signalight-made) vs Advanced Visual Docking Guidance System / A-VDGS (RLG Docking Systems, distributed by Vardhman Airport Solutions)
Spec comparison for two products on Aviation Souk. Both compete in Runway Lighting & Airfield Electrical.

Runway Lighting & Airfield Electrical
Threshold / Wingbar Elevated Light (Signalight-made)
by Signalight (Electromax SRL)
VISTA-series elevated LED threshold and wing-bar lights for non-precision runway ends, with three-step dimming and salt-mist-tested IP67 enclosures across a −55 °C to +55 °C range.

Runway Lighting & Airfield Electrical
Advanced Visual Docking Guidance System / A-VDGS (RLG Docking Systems, distributed by Vardhman Airport Solutions)
by Vardhman Airport Solutions
A 3D laser-scanning docking guidance system from RLG Docking Systems (Taiwan) that tracks incoming aircraft nose position in real time and displays stopping and azimuth guidance to the flight deck — eliminating the weight and height variables that defeat simpler optical systems.
| Cost of ownership | Threshold / Wingbar Elevated Light (Signalight-made) | Advanced Visual Docking Guidance System / A-VDGS (RLG Docking Systems, distributed by Vardhman Airport Solutions) |
|---|---|---|
| Price tier | — | — |
| Lead time (weeks) | ?–? | ?–? |
| Delivery | — | — |
| Install | — | — |
| GCC airports deployed | 0 | 0 |
| Certifications | 0 | 0 |
Specs
Technical specifications.
| Spec | Threshold / Wingbar Elevated Light (Signalight-made) | Advanced Visual Docking Guidance System / A-VDGS (RLG Docking Systems, distributed by Vardhman Airport Solutions) |
|---|---|---|
| Low/medium threshold power | 6.3 W | — |
| High-intensity threshold power | 12.5 W | — |
| Power supply — LMI | 90–230 V AC, 50/60 Hz | — |
| Power supply — HI | 1.4 A DC, dimmable | — |
| Dimming steps | 100% / 30% / 10% | — |
| Operating temperature | −55 to +55 °C | — |
| IP rating | IP67 | — |
| Salt mist tested | Yes (Ka) | — |
| Housing | Powder-coated aluminium RAL 1004, glass disperser | — |
| Standards | ICAO Annex 14, IEC TS 61827 | — |
| Sensing technology | — | 2-axis laser scanning (3D) |
| Range accuracy (>50 m) | — | ±0.2 m at 150 m |
| Range accuracy (<50 m) | — | ±0.05 m |
| Power consumption | — | <700 W |
| Power input | — | AC 85–240 V, 50/60 Hz auto-select |
| Pilot display — azimuth bar | — | 12-inch, high-visibility |
| Pilot display — distance readout | — | 8-inch alphanumeric |
| Aircraft type coverage | — | All ICAO aircraft types |
| Optional interfaces | — | PBB, GPU, PCA, CCTV, FIS/FOS, SITA AMS |
| Compliance | — | ICAO Annex 14 |
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