Section 1. introduction, 1 specifications, General – Campbell Scientific CSBUOY-DT Buoy System with Dissolved Oxygen and Temperature User Manual
Page 9: Buoy, Wireless transmitter, Antenna

Section 1. Introduction
The CSBUOY-DT is programmed to communicate directly with a personal
computer operating Device Configuration Utility software and/or as a wireless
sensor providing data for other Campbell Scientific dataloggers. A 5-watt
solar panel is used to trickle charge the battery.
1.1 Specifications
General
CSBUOY-DT Weight:
37 lbs
Environment:
Freshwater and brackish ponds and small lakes;
quiet water marine (no wave or tidal activity)
Buoy
Material: Polyethylene
Dimensions:
47” (119 cm) height, 30” (76 cm) float diameter
Instrument Housing:
6.36” (16.15 cm) OD, 6” (15.24 cm) ID
Wireless Transmitter
Storage:
512 Kbytes Flash Final Storage; data format is 4
bytes per data point (table-based); 60 Kbytes Flash
(OS/program)
Radio Type:
RF401, 916 MHz Spread Spectrum Transceiver
Average Continuous
Current Drain:
20 mA radio always on, 2.2 mA radio in 1 s duty
cycle, 0.6 mA radio in 8 s duty cycle
Antenna
Frequency: 900
Mhz
Distance:
5000 ft (1524 m) assuming line of sight
Gain: 0
dBd
Length:
3.25” (8.26 cm)
1-1