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july 2012

7

practical sailor

T

he high-end, fixed-mount marine 

VHF radios that 

Practical Sailor

 

recently tested go way beyond the 

basic capabilities offered by many of 

the moderately priced VHF units in 

our June 2012 review. Standard fea-

tures for this group include integral 

high-wattage hailers, multiple remote 

microphone connections, and the ca-

pability to store more Maritime Mo-

bile Service Identity (MMSI) numbers 

and inbound Digital Selective Calling 

(DSC) data. Bonus capabilities in these 

top-of-the-line radios include the abil-

ity to act as part of an intercom system, 

to display vast amounts of navigation 

data, and to produce automated fog 

signals at the touch of a button. (See 

"Features 411" for a glossary of features 

and functions.)

Taking advantage of all the features 

found in these top-of-the-line units 

often requires purchasing additional 

equipment—navigation data must be 

supplied by a compatible, onboard 

GPS/chartplotter; external horns must 

be installed to use hailer and foghorn 

options; and so on. The radio itself ends 

up being the base for building a com-

munications system, and buyers could 

spend hundreds more to fully capitalize 

on the capabilities of one of these multi-

function marine VHF radios. 

Sailors who rarely use the bells-and-

whistles may be better served with one 

of the mid-priced radios we reviewed 

in the June article, and bluewater cruis-

ers might want to consider buying two 

budget-friendly VHFs (one to wire to 

a mast-top antenna and the other to 

a stern-rail antenna) to add redun-

dancy and a layer of security for about 

the same price as one of the high-end 

VHFs. However, if you’re in the market 

for a primary VHF and have the budget 

for the added features, you will be well 

served with one of the seven following 

high-end radios. 

What We tested

During our last look at high-end VHFs 

(

PS

, October 2009), the Standard Hori-

zon GX5500S took Best Choice honors 

and the company’s GX5000S was named 

Budget Buy. For our 2012 evaluation, we 

tested seven fixed marine VHFs priced 

above $300. Testers evaluated one radio 

from industry leader Standard Horizon, 

the Matrix AIS+ GX2150, and two (VHF 

200 and VHF 300) from Garmin, a 

worldwide provider of navigation, com-

munication, and information devices. 

Icom, a global manufacturer of marine 

and avionics communications products, 

provided three units for our test: the IC-

M424, IC-M504A, and IC-M604A. We 

also tested the Ray 218 from Raymarine, 

a world leader in marine electronics for 

recreational boating. 

All of the units in our test group are 

NMEA 0183 network compatible, and 

the two Garmin radios are also NMEA 

2000 compatible. Each of the test prod-

ucts also featured microphones with 

various control options (from channel 

changing to channel scanning); some 

featured removable primary mics, 

which can be handy when troubleshoot-

Testers put seven top-of-the-line VHFs through bench testing to determine which ones offer the most value for sailors.

Feature Loaded High-end VHFs

Fixed marine radios priced at $300-plus offer plenty of extras.

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Summary of Contents for iM604A

Page 1: ...ansceiver 2012 Icom America Inc The Icom logo is a registered trademark of Icom Inc 41303 Testers put seven top of the line VHFs through bench test ing to determine which ones offer the most value for...

Page 2: ...onsider buying two budget friendly VHFs one to wire to a mast top antenna and the other to a stern rail antenna to add redun dancy and a layer of security for about the same price as one of the high e...

Page 3: ...owat11 8 volts 24 2 1 0 watts 21 7 85 watts 21 5 76 watts 21 7 80 watts 21 80 watts power draw high lowtransmitat13 8 volts 4 5 1 2 amps 4 3 1 1 amps 3 0 4 amps 3 7 1 1 amps 3 9 1 4 amps power draw hi...

Page 4: ...andheldVHFs portable sat phones and AIS standalone units How We Tested Practical Sailor testers ran all the radios through a series of bench tests includ ingtransmitterpoweroutput frequency accuracy a...

Page 5: ...also features NOAA weather alerts and position tracking which allows a mariner to locate and keep tabs on up to three other boats in the area TheVHF200 whichfeaturesaunique low profile flush mount was...

Page 6: ...he VHF channel you want to use then push the DSC call button F e a t u r e s 4 11 AquaQuake A draining function specific to Icom radios a vibrating buzz clears water from the speaker grill Noise cance...

Page 7: ...ual watch tri watch normal and priority A low battery icon blinks when input powerdropsbelow10volts TheM504A s large screen shows customizable chan nel comments time and position fre quency group tran...

Page 8: ...el names optional voice scrambler clear voice noise can celing speaker mi crophone 4 5 watt audio output NOAA weather alerts programmable scan priority scan and dual watch The GX2150 is also capable o...

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