
The University of Arkansas at Little Rock is broadcasting Real Time Kinematic (RTK) data from its Trimble 4000SSi CORS station. However, unlike the base station's logged data which are in NAD83 (1997), the broadcast will be the superseded control point of NAD83.
!PLEASE READ THE FOLLOWING!
The University of Arkansas at Little Rock is the broadcaster of the GPS digital data at this site. Neither the University of Arkansas at Little Rock, nor any agency thereof, nor any of their employees, make any warranty for the accuracy, usefulness or completeness of any data transmission. This institution, or its personnel, does not guarantee the range or strength of the signal broadcast or its availability. Use of this signal is at the sole discretion of the user who should not assume that the signal is continuously transmitting.
The act of transmission of GPS data does not constitute any warranty and no responsibility is assumed by the University of Arkansas at Little Rock in the use of this data or related materials.
The radio transmitter is broadcasting at 25W for a distance of 10 kilometers. Distance is affected by terrain, obstructions (trees, buildings, etc) as well as by ionospheric conditions. As such, the signal may not reach the full 10K, while in other areas, it may exceed the given distance. Below are the channels and frequencies for the data broadcast.
IMPORTANT NOTE: Our channels may change daily due to availability and clarity. You may call the lab at 569-8534 to check on the channel, or you may have to scan the bands to determine which one is currently in use.
| Channel | Frequency |
Channel | Frequency |
| 1 | 464.50000 | 9 | 464.72500 |
| 2 | 464.55000 | 10 | 464.75000 |
| 3 | 469.50000 | 11 | 461.02500 |
| 4 | 469.55000 | 12 | 461.07500 |
| 5 | 464.60000 | 13 | 461.10000 |
| 6 | 464.62500 | 14 | 462.12500 |
| 7 | 464.65000 | 15 | 462.37500 |
| 8 | 464.70000 | 16 | 462.40000 |
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