Special notes on usa channel usage – Lowrance electronic LHR-80 User Manual

Page 69

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Lowrance - LHR-80 Installation and Operation Instructions

69

Special Notes on USA Channel Usage

1

. LOW POWER (1 W) only.

2

. Receive Only.

3

. LOW POWER (1 W) initially. Override to HIGH POWER by holding down H/L key before

transmitting. Used normally in bridge-to-bridge communications.

4

. Lightly shaded simplex channels 03A, 21A, 23A, 61A, 64A, 81A, 82A, and 83A cannot be

lawfully used in US waters unless special authorization is obtained from the US Coast

Guard. Not for use by the general public.

5

. The letter “A” illuminated by the channel number indicates the USA channel is simplex.

This same channel is always duplex when selecting International. There is no “A” refer-
ence for International channels. The letter “B” is only used for some Canadian “Receive
only” channels.

6

. 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.

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

68

156.425

156.425

S

Boat Operations, Recreational

Yes

No

SHIP - SHIP

69

156.475

156.475

S

Boat Operations, Recreational

Yes

Yes

PLEASURE

70

156.525

156.525

Digital Selective Calling - DSC

------

------

DSC

6

71

156.575

156.575

S

Boat Operations, Recreational

Yes

Yes

PLEASURE

72

156.625

156.625

S

Boat Operations, Recreational

Yes

No

SHIP - SHIP

73

156.675

156.675

S

Port Operations

Yes

Yes

PORT OPS

74

156.725

156.725

S

Port Operations

Yes

Yes

PORT OPS

77

156.875

156.875

S

Port Operations

Yes

Yes

PORT OPS

1

1W only

78A 156.925

156.925

S

Boat Operations, Recreational

Yes

No

SHIP - SHIP

79A 156.975

156.975

S

Commercial

Yes

Yes

COMMERCIAL

80A 157.025

157.025

S

Commercial

Yes

Yes

COMMERCIAL

81A 157.075

157.075

S

U.S. Government, Environmental Protec-

tion Agency Operations

Yes

Yes

UNAUTHORIZED

4

82A 157.125

157.125

S

U.S. Government, Canadian Coast Guard Yes

Yes

UNAUTHORIZED

4

83A 157.175

157.175

S

U.S. Government, Canadian Coast Guard Yes

Yes

UNAUTHORIZED

4

84 157.225 161.825

D

Public Correspondence, Marine Operator No

Yes

TELEPHONE

85 157.275 161.875

D

Public Correspondence, Marine Operator No

Yes

TELEPHONE

86 157.325 161.925

D

Public Correspondence, Marine Operator No

Yes

TELEPHONE

87

157.375

161.975

D

Port Operations

No

Yes

TELEPHONE

88

157.425

162.025

D

Port Operations

No

Yes

TELEPHONE

88A 157.425

157.425

S

Commercial, Inter-ship Only

Yes

No

COMMERCIAL

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