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UHF (Ultra-High Frequency) and HF (High Frequency) handheld RFID readers serve distinct purposes based on their operating frequencies, read ranges, and use cases. Here’s a detailed breakdown to help you choose the right technology:
| Factor | UHF RFID (860–960 MHz) | HF RFID (13.56 MHz) |
| Read Range | 3–15 meters (long-range) | 10 cm–1 meter (short-range) |
| Example Use | Scanning pallets in warehouses | Tracking medical tools in labs |
HF Handheld Readers :
| Environment | UHF RFID | HF RFID |
| Metal Surfaces | Requires anti-metal tags | Works well (no spacer needed) |
| Liquids | Signal absorption (range drops) | Minimal interference |
| High-Density Tagging | Superior (anti-collision algorithms) | Limited to 10–20 tags/sec |
Example: A hospital uses HF RFID to track scalpels in metal trays, while a warehouse uses UHF to scan 500 tagged boxes on a conveyor.
Hybrid Solution: Some readers support both UHF and HF for mixed-use cases.
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