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CHA MPAS Lite Selection and Mission Planning Guide

Pack MPAS Lite around a primary configuration and a fallback: usually the fast vertical plus the wire shape that matches the expected path and supports.

Product Installation Guides CHA MPAS Lite Reviewed 2026-07-14
In plain language: Pack MPAS Lite around a primary configuration and a fallback: usually the fast vertical plus the wire shape that matches the expected path and supports.

The kit’s value appears when the operator decides before arrival what would trigger a change from whip to wire.

Build the documented shape

  • Define the stations and likely band.
  • Choose the primary shape from available support and footprint.
  • Select SS17 or documented SS25 for the vertical plan.
  • Pack the required separate counterpoise for wire use.
  • Confirm tuner, power class, coax connector, and support line.

Why an operator chooses it

A POTA activation, HOA deployment, or emergency station may choose differently even with the same radio and band.

Read the site before opening the bag

Practice recovery as well as setup. The five-minute claim is useful only when every accessory and support method is actually in the bag.

Common ways this goes wrong

  • Packing the 60 ft wire without support line.
  • Assuming the same counterpoise arrangement serves every shape.
  • Choosing MINI only because its power number is larger.
  • Leaving the guide at home.

Before you transmit

  • Confirm the exact radiator, matching unit, return path, feed line, and support arrangement.
  • Keep conductors and supports clear of power lines and uncontrolled public access.
  • Reproduce the guide dimensions before experimenting.
  • Inspect every connection and begin testing at low power.
  • Record geometry, band, tuner state, and the result before changing one variable.
Boundary: Site permission, support capacity, and RF exposure must be evaluated for the actual deployment.
Use the current source before deployment.

This lesson explains the decision. The official guide controls assembly, ratings, configuration details, and safety.

Open the MPAS Lite User Guide · Open the MPAS READY Product Guide · View the current product page

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