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Uniden Receiver Atlantis 250 Operating Instructions

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Page 21

Battery Indicator
When the unit is On, battery power is always indicated on the 
display.
When the battery is fully charged, the battery
indicator appears as follows:
When the battery is nearly discharged, the
battery indicator appears as follows:
•When the battery indicator drops to the 
blinking 1-mark level on the display, the
radio will receive but will not transmit.
Key Lock
To prevent accidental entries, you can lock the keypad.
Press and hold the 1/5W/LOCKbutton for 2 seconds. A double...

Page 22

Marine Channels - USA
Channel Frequency (MHz)
Traffic Type NoteShip to  Ship toDesig Transmit Receive Ship Shore
WX0 — 163.275 NOAA Weather RX Only RX OnlyWX1 — 162.550 NOAA Weather RX Only RX OnlyWX2 — 162.400 NOAA Weather RX Only RX OnlyWX3 — 162.475 NOAA Weather RX Only RX OnlyWX4 — 162.425 NOAA Weather RX Only RX OnlyWX5 — 162.450 NOAA Weather RX Only RX OnlyWX6 — 162.500 NOAA Weather RX Only RX OnlyWX7 — 162.525 NOAA Weather RX Only RX OnlyWX8 — 161.650 Can. Weather RX Only RX OnlyWX9 — 161.775 Can....

Page 23

Channel Frequency (MHz)
Traffic Type NoteShip to  Ship toDesig Transmit Receive Ship Shore
24 157.200 161.800 Public Corresp. DUP No Yes25 157.250 161.850 Public Corresp. DUP No Yes26 157.300 161.900 Public Corresp. DUP No Yes27 157.350 161.950 Public Corresp. DUP No Yes28 157.400 162.000 Public Corresp. DUP No Yes60 INH61 156.075 156.07562 INH63 156.175 156.17564 156.225 156.22565 156.275 156.275 Port Ops No Yes66 156.325 156.325 Port Ops Yes Yes67 156.375 156.375 Com’l 1W Yes No68 156.425 156.425 Non...

Page 24

Marine Channels - International
Channel Frequency (MHz)
Traffic TypeShip to  Ship to PermanentDesig Transmit Receive Ship Shore Scan List
WX0 — 163.275 NOAA Weather RX Only RX Only WeatherWX1 — 162.550 NOAA Weather RX Only RX Only WeatherWX2 — 162.400 NOAA Weather RX Only RX Only WeatherWX3 — 162.475 NOAA Weather RX Only RX Only WeatherWX4 — 162.425 NOAA Weather RX Only RX Only WeatherWX5 — 162.450 NOAA Weather RX Only RX Only WeatherWX6 — 162.500 NOAA Weather RX Only RX Only WeatherWX7 — 162.525 NOAA...

Page 25

Channel Frequency (MHz)
Traffic TypeShip to  Ship to PermanentDesig Transmit Receive Ship Shore Scan List
24 157.200 161.800 Duplex No Yes Busy Tel.25 157.250 161.850 Duplex No Yes Busy Tel.26 157.300 161.900 Duplex No Yes Busy Tel.27 157.350 161.950 Duplex No Yes Busy Tel.28 157.400 162.000 Duplex No Yes Busy Tel.60 156.025 160.625 Duplex61 156.075 160.675 Duplex62 156.125 160.725 Duplex63 156.175 160.775 Duplex64 156.225 160.825 Duplex65 156.275 160.875 Duplex Yes Yes66 156.325 160.925 Duplex Yes Yes67...

Page 26

Marine Channels - Canada
Channel Frequency (MHz)
Traffic TypeShip to  Ship to PermanentDesig Transmit Receive Ship Shore Scan List
WX0 — 163.275 NOAA Weather RX Only RX OnlyWX1 — 162.550 NOAA Weather RX Only RX OnlyWX2 — 162.400 NOAA Weather RX Only RX OnlyWX3 — 162.475 NOAA Weather RX Only RX OnlyWX4 — 162.425 NOAA Weather RX Only RX OnlyWX5 — 162.450 NOAA Weather RX Only RX OnlyWX6 — 162.500 NOAA Weather RX Only RX OnlyWX7 — 162.525 NOAA Weather RX Only RX OnlyWX8 — 161.650 Can. Weather RX Only RX...

Page 27

Channel Frequency (MHz)
Traffic TypeShip to  Ship to PermanentDesig Transmit Receive Ship Shore Scan List
24 157.200 161.800 Duplex No Yes Busy Tel.25 157.250 161.850 Duplex No Yes Busy Tel.26 157.300 161.900 Duplex No Yes Busy Tel.27 157.350 161.950 Duplex No Yes Busy Tel.28 157.400 162.000 Duplex No Yes Busy Tel.60 156.025 160.625 Duplex61 156.075 156.07562 156.125 156.12563 INH64 156.225 156.22565 156.275 156.275 Yes Yes66 156.325 156.325 Yes Yes67 156.375 156.375 Yes No68 156.425 156.425 Yes Yes...

Page 28

Optional Parts and Replacement Accessories
Uniden Parts Department
(800)-554-3988
Hours: M-F 8:00AM to 5:00PM CST
We can also be reached on the web at 
www.uniden.com
Cradle Ni-MH Battery
(BP 250)Reference Guide Mounting Screws AC Adapter
(BADY0510001)
DC AdapterAntenna
(HH9408)Wrist Strap
(RETC484647Z)
BeltclipAlkaline Battery Case
26
UT01899ZZ_1_ENG.QX  8/15/03 3:11 PM  Page 26 

Page 29

Specifications
General
Channels Transmit and Receive All US/International/
Canada Channel
Weather 10
Freq. Control PLL
Freq. Tol.  Transmit 1.5 PPM (at 25°C)
Receive  1.5 PPM (at 25°C)
Oper. Temp.  -4°F (-20°C) to
+122°F(+50°C)
Antenna Flexible Whip
Microphone  Built-in Electret type
Display  Liquid Crystal Display
Speaker 8Ω1 Watt
Power Source  Rechargeable Ni-MH Battery Pack
7.2V  1350 mAh
Size (without antenna)  5.8 (H) x 2.7 (W) x 1.68 (D) inch
144 (H) x 67 (W) x 42 (D) mm
Weight (w/battery &...

Page 30

Troubleshooting
Not enough range
Cause: Line of sight blocked
⇒Increase antenna height.
Will not transmit on 5 watt range but will transmit on the 1 watt
range.
Cause: Low voltage
⇒Recharge or replace the batteries.
Will not transmit while charging.
Cause: Low voltage
⇒The radio is not designed to transmit while charging. 
DC or AC adapter does not supply enough power for
transmitting.
Battery will not charge.
Cause: Low voltage
⇒Do not to transmit while charging. The adaptor does not
supply enough power...
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