User's Manual

Lowrance LHR-20/22 Operation Instructions 17

66 156.325 160.925 D Port Operations No Yes

67 156.375 156.375 S Commercial, bridge-to-bridge Yes No

68 156.425 156.425 S Boat Operations, Recreational Yes No

69 156.475 156.475 S Port Operations Yes Yes

70 156.525 156.525 Digital Selective Calling - DSC ------ ------

71 156.575 156.575 S Port Operations Yes Yes

72 156.625 156.625 S Inter-ship Yes No

73 156.675 156.675 S Port Operations Yes Yes

74 156.725 156.725 S Port Operations Yes Yes

75 156.775 156.775 S Port Operations

76 156.825 156.825 S Port Operations

77 156.875 156.875 S Inter-ship Yes No

78 156.925 161.525 D Non-Commercial No Yes

79 156.975 161.575 D Commercial No Yes

80 157.025 161.625 D Commercial No Yes

81 157.075 161.675 D Port Operations No Yes

82 157.125 161.725 D Port Operations No Yes

83 157.175 161.775 D Public Correspondence No Yes

84 157.225 161.825 D Public Correspondence No Yes

85 157.275 161.875 D Public Correspondence No Yes

86 157.325 161.925 D Public Correspondence No Yes

87 157.375 161.975 D Public Correspondence No Yes

88 157.425 162.025 D Public Correspondence No Yes

Special Notes on International Channel Usage

. LOW POWER (1W) only.

. LOW POWER (1W) initially. Override to HIGH POWER by holding down PTT, then holding down

the H/L key. HI is indicated in the display. Used normally in bridge-to-bridge communications.

. Channel 70 is designated for use exclusively for Digital Selective Calling (DSC), such as Distress,

Safety, and Ship Calls. No voice communication is allowed on CH70. This channel is only

available on DSC enabled radios.

. The INTERNATIONAL mode is not legal for use in U.S. or Canada waters.

KEY: S = Simplex operating channel; D = Duplex operating channel.