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CHA MPAS 2.0 Installation Guide: Portable Vertical Configuration

Set up the manual-defined Portable Vertical from the ground system upward, then verify the complete installation before transmitting.

Product Installation Guides CHA MPAS 2.0 Reviewed 2026-07-14
In plain language: Set up the manual-defined Portable Vertical from the ground system upward, then verify the complete installation before transmitting.

This is the field workflow for the same MPAS 2.0 Portable Vertical—not a separate antenna recipe.

Build the documented shape

  • Select and prepare the site.
  • Install the mount and matching unit by hand.
  • Connect and route the counterpoise before raising the radiator.
  • Assemble MIL EXT 2.0 and MIL 2.0 exactly as shown.
  • Connect the choked coax, stabilize the assembly, and perform a low-power operational test.

Why an operator chooses it

A fixed order catches missing parts while the antenna is still at hand height and keeps RF connections from carrying mechanical strain.

Read the site before opening the bag

Give the counterpoise a clear path, keep the coax from becoming a trip line, and leave room to lower the antenna safely if wind or weather changes.

Common ways this goes wrong

  • Driving or striking threaded hardware with a metal tool.
  • Forcing dirty 3/8-24 joints.
  • Raising the whip before the base and return path are ready.
  • Testing at operating power before checking the installation.

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: Use the numbered procedure in the MPAS 2.0 manual as the assembly authority.
Use the current source before deployment.

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

Open the MPAS 2.0 User Guide · Open the MPAS READY Product Guide · View the current product page

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