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The addition of new Keneís satellites means PTT tags deliver positions and data more frequently than before.
We also now offer tags that measure air and water pressure, enabling the study of flight and diving behaviour.
These compact Argos satellite transmitters allow you to track small birds throughout their journey. High-efficiency solar harvesting and an adaptive transmission protocol maximise the use of the sun’s energy. No longer do you need to wait for starling-sized migrants to return and then endure the challenge of re-trapping them to recover the tags. Data are delivered multiple times a day*. The two-solar-panel model absorbs more sunlight, recharges faster, and offers greater battery capacity. This improves performance during periods of low daylight or when birds spend less time in direct sunlight.
* Provided the tags receive sufficient sunlight, the tags should transmit long enough every day to be received by Argos satellites.
Studying the migration of birds too small for units that send GPS data remotely. The solar cell must be kept above the feathers to operate effectively and time spent in shade will reduce the energy harvested. These tags will work best on species that are predominantly out in the open with long and sunny days.
| Model | Sunbird S1H 130A |
Sunbird S1H 130C |
Sunbird S1H 230A |
Sunbird Barometric |
Sunbird Dive |
| Weight [1] (g) | 2.0 | 3.0 | 3.5 | from 2.5 | from 3.5 |
| Application | Small-sized birds in dry environments |
Medium-sized birds, including divers |
Medium-sized birds in dry environments |
Small-sized birds in dry environments |
Medium-sized birds, including divers |
| Size (LxWxH) (mm) | 27 x 15 x 8 | 27 x 15 x 8 | 37 x 15 x 10 | 27 x 17 x 9 | 27 x 17 x 9 |
| Life [2] (days) | Indefinite | Indefinite | Indefinite | Indefinite | Indefinite |
| Antenna (cm) | 23 | 23 | 23 | 23 | 23 |
| Solar Panels | 1 | 1 | 2 | 1 | 1 |
| Max pressure [3] (dBar) | 10 | 100 | 10 | 10 | 20 or 200 |
| Sensors | – | – | – | Pressure, Ext Temp |
Pressure, Ext Temp |
| Pressure options | – | – | – | Air | Air + Water |
1. Weight may vary +/- 10%, and more for variations in antenna gauge and angle or attachment tubes.
2. Tags can operate for an indefinite duration when sufficient solar energy can be harvested and the tags are not subjected to exces sive wear and tear.
3. dBar is equivalent to 1m depth if the barometric pressure is 10 00mb. To convert to Depth or Altitude requires adjustment for barometric pressure.
4. Transmissions (Tx) under water will not be received and only the 20dBar option will give accurate Air pressure.
5. Summary data will be for a user defined period of hours (max 24).
Features and specifications subject to change without notice.
Technical Specifications
Operating temperature range (°C): -10 to 60
High efficiency solar harvester
Stainless steel stranded antenna
Sensors (model dependent)
Calibrated sensor range: 0˚C to 40˚C
Pressure sensor range: 20dBar, 200dBar
Pressure sensor accuracy: ±1% of Full Scale
Pressure sensor resolution: ~0.1% of Full Scale
Barometric Data
Instant pressure and temperature every transmission [4]
Min/Max for previous period [5]
Dive Data
Last dive and period summary [5]
Regular pressure and temperature
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