Side-by-side
Illuminated Wind Direction Indicator (Windsock / Windcone) (Signalight-made) vs PAPI / APAPI Precision Approach Path Indicator (ATG Airports, distributed by Vardhman Airport Solutions)
Spec comparison for two products on Aviation Souk. Both compete in Runway Lighting & Airfield Electrical.
Runway Lighting & Airfield Electrical
Illuminated Wind Direction Indicator (Windsock / Windcone) (Signalight-made)
by Signalight (Electromax SRL)
ICAO and FAA-compliant illuminated aviation windsock with LED lighting, photocell-activated automatic night operation, and a corrosion-resistant stainless steel pole on a hinged base.
Runway Lighting & Airfield Electrical
PAPI / APAPI Precision Approach Path Indicator (ATG Airports, distributed by Vardhman Airport Solutions)
by Vardhman Airport Solutions
Four-unit visual glideslope indicator giving pilots a precise colour-coded approach path signal from final approach to threshold, manufactured by ATG Airports and distributed across South Asia by Vardhman Airport Solutions.
| Cost of ownership | Illuminated Wind Direction Indicator (Windsock / Windcone) (Signalight-made) | PAPI / APAPI Precision Approach Path Indicator (ATG Airports, distributed by Vardhman Airport Solutions) |
|---|---|---|
| Price tier | — | — |
| Lead time (weeks) | ?–? | ?–? |
| Delivery | — | — |
| Install | — | — |
| GCC airports deployed | 0 | 0 |
| Certifications | 0 | 0 |
Specs
Technical specifications.
| Spec | Illuminated Wind Direction Indicator (Windsock / Windcone) (Signalight-made) | PAPI / APAPI Precision Approach Path Indicator (ATG Airports, distributed by Vardhman Airport Solutions) |
|---|---|---|
| Cone length | 2.4 m | — |
| Cone inlet diameter | 0.6 m | — |
| Cone material | Lightweight UV-resistant polyester | — |
| Pole material | Stainless steel | — |
| Max height with frangible coupling | 3 m | — |
| Illumination | LED (internal or external projectors, selectable) | — |
| Automatic switching | Photocell-controlled dusk/dawn activation | — |
| Standards | ICAO Annex 14 Vol. I (Aerodromes) and Vol. II (Heliports); FAA requirements | — |
| Configuration | — | 4-unit (PAPI) or 2-unit (APAPI) |
| Unit spacing | — | 9 m |
| Runway edge offset (nearest unit) | — | 15 m |
| Nominal glideslope | — | 3 ° |
| Colour transition band | — | ≤3 minutes of arc |
| Beam width | — | 30° ICAO wide beam |
| Acquisition range (daytime, met vis 7.4 km) | — | 19 km |
| Series circuit compatibility | — | 6.6 A, 8.33 A, 12 A, 16 A, 20 A |
| Voltage transformer options | — | 240 V / 120 V, 50/60 Hz |
| Compliance | — | FAA AC 150/5345-28, FAA 880/881, ICAO Annex 14 |
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