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Chameleon Antenna CHA PRV - User Manual

Chameleon Antenna CHA PRV
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Portable Resonant Vertical
Antenna
(CHA PRV)
Operator’s Manual
Nevada - USA
WWW.CHAMELEONANTENNA.COM
VERSATILE DEPENDABLE STEALTH BUILT TO LAST
Rev. 9/27/2023
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Summary

Introduction

HF Propagation

Ground Waves

Direct and surface waves traveling along Earth's curvature, up to 90 miles.

Sky Waves

Ionospheric reflection for long-distance communication, critical for HF.

CHA PRV SOTA Kit Components

Multi-Configuration Coil (MCC)

Provides base-loaded inductance, adjustable for resonance.

Telescoping Whip

The radiator for the antenna, 58 inches extended, 17.5 inches collapsed.

Coaxial Connector

SO-239 socket for connecting coaxial cable to the coil.

Tuning Tube

Movable cover that adjusts loading coil impedance and resonant frequency.

Lock Knob

Used to secure the Tuning Tube once resonance is achieved.

Coaxial Cable

12 ft. RG-58 with integrated RF choke for connecting to the radio.

Spike Mount

Mount driven into the ground for base support.

Counterpoise Wire

Basic antenna comes with four 12.5 ft. wires for grounding/counterpoise.

Camera Tripod Adapter

Mounts antenna to camera tripods or monopods.

Counterpoise Connector

Banana-style plug connecting counterpoise wires to the Puck.

Puck

Hub enabling connection of up to six counterpoise wires.

Line Winders

Used for storage of counterpoise wires.

Stakes

Anchors the far ends of counterpoise wires to the ground.

Insulator Ring

Located at the end of each counterpoise wire.

Variable Length Counterpoise

Flexible method for providing counterpoise from 5.3 to 54.0 MHz.

CHA PRV POTA Kit Components

Universal Clamp Mount (UCM)

Heavy-duty clamp for mounting on flat horizontal surfaces.

12 In. Extender Rods

Raise the antenna base by 24 inches for improved performance.

Ground Spike Mount Setup

Operation of the Portable Resonant Vertical

Initial Settings for Ground Mounted Antenna

Table providing initial coil height and counterpoise settings for ground mounting.

Tuning Adjustment

Procedure to adjust tuning tube and coil height for resonance.

Initial Settings for Elevated Antenna

Table providing initial settings for elevated antenna configurations.

Operation on 6 and 2 meters

6 and 2 meter Whip Lengths

Table specifying whip lengths for 6 and 2 meter bands.

Tuning Theory

Possible Initial Tuning Regions

Explains SWR graph regions and their relation to antenna length.

Recovery Procedure

Troubleshooting

Modular Upgrades

Variable Length Counterpoise System

Flexible counterpoise system for extended frequency range.

Stinger Kit

Stinger Kit Description

Rigid radials and whip for use when space is limited.

Universal Clamp Mount

Universal Clamp Mount Description

Heavy-duty clamp for mounting on flat horizontal surfaces with edges.

CHA MIL 2.0 WHIP

CHA SS17

Jaw Mount

Jaw Mount Description

Clamp-style mount for attaching to various objects like posts or tables.

Camera Tripod Adapter

Camera Tripod Adapter Description

Optional product for attaching antenna to camera tripods or monopods.

Accessories

COIL LOCK

Supports added weight of the CHA SS17 17 ft. telescoping whip.

CHA DPACK

Pack for storing CHA PRV components and equipment.

Specifications

References

Chameleon Antenna Products

Chameleon Antenna CHA PRV Specifications

General IconGeneral
Impedance50 Ohms
Connector TypeSO-239
Radiation PatternOmnidirectional
TypePortable
Frequency Range1.8 MHz to 54 MHz
VSWR<2:1
Operating Temperature-40°C to +70°C

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