Sea Marshall AU9, Operating Instructions Manual

Page: 7 / 38

Page 7 of 38
1.1.2 AU9 SPECIFICATIONS
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Frequency: 121.5 MHz
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Bandwidth 25KHz (in alignmnet with ETSI)
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Battery: 2 × 3V lithium CR AA (K) pack, user replaceable.
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Battery 10 year full life (replace after 5 years or after use, which ever is sooner)
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Endurance: Average 100mW = 42hours, 500mW = 24 hours
(60 months ‘approx’ on standby/armed)
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Dimensions : 90mm high × 70mm wide(body) 80mm hinge/base cap × 35mm deep
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Modulation: Continuous swept tone A3X
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Output power: 100mW or 500mmW
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Temp range (storage): -55°C to + 70°C;
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Approvals – CE
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Test Units: 121.65MHz and 121.775MHz
 Activation - Manual & Automatic with manual override (salt and fresh water)
NOTE: some units have a fail-safe over ride function installed to allow the unit to auto-activate in
the vent the unit has been switched off.

Diver pressure cap conversion kit available = pressure proof to 100m depth

Antenna: 1m cable with flexible helical spring section, adaptable for lifejacket fitting
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Strobe: inbuilt LED strobe on antenna flashes ‘SOS’.
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ILS: internal loudspeaker 80dB
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Weigth: 250gms (approx)
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Waterproofing – IP-68
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Environmental – the AU9 has passed the following environmental tests from Eurocae ED-14F
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Temperature & altitude
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Temperature variation
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Humidity
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Shock & crash safety
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Explosive atmosphere
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Waterproofness
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Sand & Dust
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Salt Fog
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Magnetic Effect
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RF – Susceptibility
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Icing
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ESD