CHA MARINE-A
Versatile Stainless Steel Adapter for Marine & Amateur Radio Applications
Overview
The CHA MARINE-A is a precision-engineered stainless steel adapter designed to connect the worlds of marine and amateur radio antennas. It seamlessly adapts 1” x 14 marine threads (both male and female) to the standard 3/8-24 amateur radio thread, and vice versa.
Whether you’re mounting a marine HF antenna to your ham setup or deploying a Chameleon vertical antenna on a boat or marine mount, the CHA MARINE-A provides a rock-solid, corrosion-resistant solution that maximizes flexibility.
Key Features
- Adapts 1” x 14 Male to 3/8-24 Male
- Adapts 1” x 14 Female to 3/8-24 Female
- 100% Stainless Steel Construction – corrosion-resistant and built to withstand marine environments
- Compact and Portable – ideal for field and fixed installations
- MPAS READY – perfectly integrates into the Chameleon Modular Portable Antenna System
- Made in the USA – manufactured to meet strict quality standards
Marine Mount Compatibility
| Marine Antenna Mounts Comparison |
| Brand |
Model |
Mount Type |
Description |
| Shakespeare |
4187 Ratchet |
Side/Deck |
Popular stainless mount with tilt/swivel lever |
| Sea Dog Line |
327110 |
Rail Mount |
316 stainless, fits 7/8”–1” rails |
| TACO Marine |
F16-0500 |
Flush Mount |
Threaded flush deck mount |
| Digital Antenna |
528-VW |
Adjustable |
Swivel base, great for vertical deployment |
| Scanstrut |
SC100 |
Fixed Base |
Heavy-duty fixed mount for rugged use |
The CHA MARINE-A is compatible with virtually all standard **1” x 14 marine mounts**, allowing you to use readily available and affordable mounts from boat supply stores or online retailers. These 1” x 14 marine mounts are used globally, making the CHA MARINE-A a cost-effective and globally adaptable solution.
Use Cases
- HOA Quick Deployment: Use a marine ratchet mount to raise/lower vertical antennas in under 30 seconds - perfect for stealthy HOA operations.
- Emergency Preparedness: Pair with a CHA MPAS 2.0 for rapid field deployment in emergency or grid-down situations.
- Marine to Land Interfacing: Reuse your marine VHF/HF antennas on land-based amateur radio setups using standard 3/8-24 mounts - and vice versa.
- Off-Road and Vehicle Mounting: Use marine rail mounts or flush deck mounts on off-road rigs, campers, and trailers with your HF or VHF antennas.
Compatible With
The CHA MARINE-A is fully compatible with Chameleon Antenna’s modular ecosystem and other gear using standard 3/8-24 threading, including:
- CHA MPAS 2.0
- CHA HYBRID MINI
- CHA HYBRID MICRO
- CHA TDL
- CHA SS17 / SS25 / SS58
- CHA SPIKE MOUNT
- CHA SURVEYOR-A
- CHA BLANK
- CHA SS-INSULATOR
- CHA MCC
- And most antennas, mounts, or accessories using 3/8-24 threading
Why Choose the CHA MARINE-A?
- Global Adaptability – Use locally sourced mounts instead of expensive proprietary gear
- Built to Last – Stainless steel construction resists corrosion and abuse
- Incredible Flexibility – Bridge marine and amateur radio systems seamlessly
- MPAS Ready – Fully integrates with Chameleon’s top modular antenna systems
Pro Tip
Marine mounts can be sourced anywhere in the world, often at a lower price than traditional ham mounts. The CHA MARINE-A lets you tap into this versatility - ideal for both cost savings and tactical adaptability.
