Silva Expedition 4 Compass - 4

The Silva Expedition 4 is an advanced level compass designed for rescue workers and outdoor enthus...

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eBaySilva Expedition 4 Compass
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OnBuy.comSilva Expedition 4 Compass - 360 (Mn)
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Outdoor ActionSilva Expedition Compass Size 4 - Outdoor Action
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Runners NeedSilva Expedition 4 Compass
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BlacksSilva Expedition 4 Compass White
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Product Information

Full details

This guide is for outdoor enthusiasts, rescue workers, and experienced navigators who need a reliable and feature-rich compass. The Silva Expedition 4 provides precise navigation in demanding environments with its robust construction and advanced features. Keep in mind that this compass is designed for Northern Hemisphere use (MN) and may require adjustment if used elsewhere.

All features

Model Part Number4
BrandSilva

Extended Product Information

FAQs

How do I adjust for declination?

Consult a map that shows magnetic declination for your location. Use the declination scale inside the compass capsule to adjust accordingly.

What kind of maps can I use?

The compass is compatible with topographic maps. Ensure the map scale matches the compass's measuring scales (1:25k, 1:40k, 1:50k).

How do I clean the compass?

Wipe the compass clean with a soft, damp cloth. Avoid using harsh chemicals or abrasive materials.

Is this compass suitable for use in the Southern Hemisphere?

No, this compass is counterbalanced for the Northern Hemisphere (MN) and is not recommended for use in the Southern Hemisphere.

What does the magnifying lens do?

The magnifying lens helps to read maps in greater detail, making it easier to see small features and markings.

What is the purpose of the detachable lanyard?

The detachable lanyard provides a secure way to carry the compass and allows for easy access when needed. It also helps prevent accidental drops.

Troubleshooting

Compass needle is sticking or slow to settle.

Ensure the compass is away from metal objects. Check for debris interfering with the needle's movement. Clean the compass as instructed.

Difficulty reading the map scales.

Practice using the map scales with different maps. Make sure the map scale matches the compass scale.

Luminous markings are not glowing.

Expose the compass to a bright light source before use to activate the luminous markings.

Pros and Cons

Pros

  • Durable construction suitable for demanding environments.
  • Advanced features for precise navigation.
  • Luminous markings for night use.
  • Integrated map measuring scales.
  • Detachable lanyard for convenience.

Cons

  • Counterbalanced for Northern Hemisphere use only.
  • Requires understanding of compass navigation.
  • May require practice to master all features.
  • Can be complex for beginners.

Setup, Compatibility & Care

  1. Setting up: Attach the lanyard. Familiarize yourself with the compass components. Note the declination scale inside the capsule.
  2. Compatibility: The compass is compatible with most standard topographic maps. Ensure the map scale matches the compass's measuring scales.
  3. Care: After each use, wipe the compass clean with a soft, damp cloth. Avoid storing the compass in direct sunlight or extreme temperatures. Regularly check the compass for any signs of damage.

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