
( Brand: Archer ), ( Manufacturer Part Number: 21-511A ), ( Part Type: Antenna Switch ), ( Country/region Of Manufacture: United States )
The 21-511A NOS Archer Position Coaxial Antenna Switch is a high-quality, vintage piece that offers a unique blend of functionality and retro aesthetic. This switch was originally designed for use in aircraft, specifically the Archer model, and has since become a sought-after item for both aviation enthusiasts and radio hobbyists.
The 21-511A is a 2-position coaxial switch, meaning it allows you to switch between two different antenna inputs while maintaining a continuous connection to the antenna system. This is particularly useful in aircraft, where having the ability to switch between different antennas can improve communication and navigation capabilities.
The switch is made of solid brass, ensuring durability and reliability. Its knob is chrome-plated for a sleek, polished look, and the switch itself features clear, easy-to-read markings. The 21-511A is also designed to be compact and lightweight, making it easy to install in a variety of applications.
Despite its vintage origins, the 21-511A NOS Archer Position Coaxial Antenna Switch is compatible with modern antenna systems. It can handle a maximum power of 25 watts, making it suitable for use with most amateur radio equipment.
In summary, the 21-511A NOS Archer Position Coaxial Antenna Switch is a well-crafted, functional, and stylish piece of equipment. Whether you're a collector, a radio enthusiast, or a DIY electronics hobbyist, this switch is a great addition to any collection or project.
Pros of buying a 21-511A NOS Archer Position Coaxial Antenna Switch:1. Durable construction: The switch is made of high-quality materials, ensuring long-lasting performance and reliability.
2. Wide frequency range: The 21-511A can support a wide range of frequencies, making it suitable for various applications.
3. Easy installation: The switch is designed to be easy to install, with clear instructions and a straightforward setup process.
4. Compact design: The 21-511A has a small footprint, making it easy to fit into tight spaces.
Cons of buying a 21-511A NOS Archer Position Coaxial Antenna Switch:1. Limited input/output ports: The switch only has two input/output ports, which may not be sufficient for some applications that require more than two antennas to be switched.
2. Potential compatibility issues: The switch may not be compatible with all types of antennas and radio systems, so it's important to double-check before making a purchase.
Conclusion:The 21-511A NOS Archer Position Coaxial Antenna Switch is a reliable and durable option for those looking for a simple and compact antenna switch. Its wide frequency range and easy installation make it a great choice for various applications. However, its limited input/output ports and potential compatibility issues should be considered before making a purchase.
Recommendation:If you only need to switch between two antennas and the 21-511A NOS Archer Position Coaxial Antenna Switch is compatible with your radio system, then it's a great option to consider. If you require more input/output ports, you may want to look for a switch with more ports that meets your specific needs.
Still sealed in its original packaging although the corners of package show some wear and tear. I'm guessing circa 1980.