ACR Electronics MicroFix 2898 - Manual (Page 14)

Y1-03-0228 Rev. B
13
8.3 Specifications
406 MHz Transmitter
Frequency 406 MHz
Output Power 5 watts
Frequency Stability ±2 parts per billion/100ms
Digital Message:
Format
Long message/ Serialized
1*
Message protocol Standard Location
Duration 520 ms
Rate 400 bps
Encoding Biphase L
Modulation ±1.1 radians peak
1* Beacons are shipped from ACR with a Serialized code but can be reprogrammed at a service center to
other coded formats including nationality of registration.
121.5 MHz Transmitter
Frequency: 121.5 MHz
Frequency Tolerance ±50 ppm
Output Power 50 mW PEP
Morse Code “P” ID Every 50 seconds (approximately) (U.S. Protocol)
Modulation
Type AM (3K20A3N)
Sweep Range 400 to 1200 Hz
Sweep Rate 3 Hz
Duty Cycle 37.5%
Morse P AM (2K00A2A) (U.S. Protocol)
Antenna
Frequency 406 & 121.500 MHz
Polarization Vertical
VSWR Less than 1.5/1
General/Environmental
Minimum Battery Operating Life +24 hours minimum @ -20°C to +55°C (-4°F to +131°F)
Battery Replacement Interval 5 years, after use in an emergency, or expired battery witness seal
*Batteries meet the UN Classification for Non-dangerous goods
Size of beacon less Antenna
1.25 x 5.81 x 2.31 in (3.71 x 14.75 x 5.8 cm)
Material High impact and UV resistant plastic
Color ACR- treuse™ (High Visibility Yellow)
Weight 9.8 oz (277 grams) w/o holster
Waterproof
Factory Tested to 3.28 ft (1 m) for 1 hour and to 32.8 ft (10 m) for
10 minutes, both at room temperature
Buoyancy
The beacon will not float without ACR pouch, included with the
ResQFix™ and not sold separately.
Temperature Range
Operating
-20°C to +55°C (-4°F to +131°F)
Storage: -40°C to +70°C (-40°F to +158°F)