Parts Express Coaxial A/B Switch

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The Parts Express Coaxial A/B Switch is a straightforward manual switching device that lets you route a single coaxial input to one of two outputs, or combine two sources to a single output. It is a no-frills, budget-friendly solution for amateur radio operators, antenna enthusiasts, and home theater users who need basic coax signal routing without complex electronics. Overall, it delivers reliable mechanical switching at a low cost, making it a practical entry-level option for simple antenna or cable management setups.
Key Features & Specs
| Switch Type | Manual A/B coaxial switch for selecting between two antennas or outputs |
|---|---|
| Connectors | Standard SO-239 (UHF) female connectors for broad coax cable compatibility |
| Signal Loss | Low insertion loss typical of passive mechanical switches, suitable for HF and VHF use |
| Construction | Compact metal housing providing basic shielding and durability for bench or panel mounting |
| Power Required | None; fully passive mechanical operation with no external power needed |
| Compatibility | Works with standard RG-8, RG-58, and similar coaxial cable types via PL-259 connectors |
| Price Range | Budget-friendly, typically available at a low cost making it accessible for hobbyists |
Best for: This switch is best for amateur radio hobbyists, shortwave listeners, or home antenna users who need a simple and affordable way to toggle between two antennas or feed lines without investing in powered or automated switching equipment.