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503 Series Emergency Locator Transmitters

503 Series Emergency Locator Transmitters
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503 Series Emergency Locator Transmitters

Product catalog summary
Overview: The 503 Series Emergency Locator Transmitter (ELT) by HR Smith Group of Companies is designed for accurate aircraft location in emergencies. It supports extended frequency coverage and full remote operation, suitable for both fixed and rotary wing aircraft.
Specifications:
  • Frequency Coverage: 121.5MHz, 243MHz, and 406.025MHz.
  • Peak Effective Radiated Power: 0.1W at 121.5/243.0MHz, 5.0W at 406.025MHz.
  • Frequency Stability: 2 x 10-9 per minute.
  • Transmission Duration: Minimum 24 hours at 5W PERP and 48 hours at 0.1W PERP at -40˚C.
  • Repetition Rate: 520ms every 50 seconds.
  • Dimensions: 255 x 105 x 45mm; Weight: 1.3kg.
  • Battery Storage Life: 6 years.
Features:
  • Multi-axis G switch for reliable automatic activation.
  • Manual operation via cockpit remote switching panel.
  • Modular construction with options for fixed or portable use.
  • Optional GPS integration for enhanced location accuracy.
Compliance and Approvals:
  • TSO C91a and C126, CAA WR01029.
  • COSPAS/SARSAT Approval No. 97.
  • Compliant with COSPAS/SARSAT specification C/ST.001, EUROCAE ED-62 / RTCA DO-204, EUROCAE ED-14C / RTCA DO-160C, and CAP 208 Aircraft Radio Equipment Issue 2.
Product Range:
  • 503-1: Transmitter Only.
  • 503-4: Remote Controller.
  • 503-7: Multi-axis G Switch Module.
  • 503-17: Remote Controller with backlighting.
  • 503-19: Multi-axis G Switch Module for helicopter mounting.
  • 503-20: Remote Controller with NVG lighting.
  • 503-35: Multi-axis G Switch Module with embedded GPS.
  • 503-36: Multi-axis G Switch Module with embedded GPS for helicopter mounting.
Accessories:
  • Various antennas and mounting trays for both portable and fixed installations.
See more

Catalog excerpts

503 Series Emergency Locator Transmitters-1

503 Series Emergency Locator Transmitter HR Smith Group of Companies

 Open the catalog to page 1
503 Series Emergency Locator Transmitters-2

503 Series Emergency Locator Transmitter Specification Fully Approved TSO C91a & C-126 COSPAS / SARSAT Approval 97 Extended frequency coverage Full remote operation Fixed and rotary wing operation Multi-axis G switch for full aircraft compatibility Solid state G switch operation eliminates false/rogue operation Fixed/portable options Easy aircraft removal for man portable Personal Locator Beacon use Modular construction GPS option The need to accurately pin-point downed aircraft through the use of an Emergency Locator Transmitter (ELT) has always existed. The increasing use of both COSPAS/SARSAT...

 Open the catalog to page 2

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.