| Services Available | |
|---|---|
| Repair | No | 
| Calibration | No | 
| Free Support | No | 
The RF303 is a DRL UHF radio transceiver for customers who will have an FCC-assigned frequency in the range of 403 to 419 MHz. It's programmed to an exact user-specified frequency by Campbell Scientific using special software.
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				NOTE: The RF300-series transceivers are still available for customers who already own RF300-series transceivers, but for newer radio customers, the RF310-series is usually a better choice.
The RF303 is a Dataradio 3412-210 UHF radio transceiver for customers who have an FCC-assigned frequency in the range of 403 to 419 MHz. The transceiver is programmed to an exact user-specified frequency by Campbell Scientific using special software.
Besides the radio, each field station and repeater station must also have an RF500M Radio Modem or RF95(A) Radio Modem; base stations need an RF500M radio modem, RF500B base station, or RF232(A) base station.
Please note: The following shows notable compatibility information. It is not a comprehensive list of all compatible products.
| Product | Compatible | Note | 
|---|---|---|
| 21X (retired) | ||
| CR10 (retired) | ||
| CR1000 (retired) | ||
| CR10X (retired) | ||
| CR200X (retired) | ||
| CR206X (retired) | ||
| CR211X (retired) | ||
| CR216X (retired) | ||
| CR23X (retired) | ||
| CR295X (retired) | ||
| CR3000 (retired) | ||
| CR500 (retired) | ||
| CR5000 (retired) | ||
| CR510 (retired) | ||
| CR800 (retired) | ||
| CR850 (retired) | ||
| CR9000 (retired) | ||
| CR9000X (retired) | 
The RF303 is compatible with the RF500M radio modems, RF500B base stations, RF95(A) radio modems, RF232(A) base stations, E.F. Johnson-series radios, and P50-series radios. The RF303 is NOT compatible with the RF310M radio modem, RF310B Base Station, and RF310-series radios.