Raymarine V300 Informações Técnicas descarregar pdf (Página 43)

195

VHF Antennas

Shakespeare 4' Galaxy AIS 'Little Giant'

3dB VHF Antenna

Specially designed to meet the broader bandwidth

rereents of ll olr  trnseers heseres

ly tyle  ntenn fetres oerlre

relss onstrton ts t hoe on tos hrtos n

other ostons loft where ts sll se n eler 

range.

enterfe 1 we ol sleee

rss n oer eleents to e rne

Stainless steel ferrule w/ standard 1”-14 thread



Includes 20’ RG-8/X cable and a PL-259 connector

 ower nt: ........50 watts

SWR:............................. Less than 1.5:1 at 156.8 MHz

Bandwidth:.................... 5 MHz within 2.0:1 VSWR

DC Grounding:.............. Yes

SHA 5396-AIS

F Y I

Here is a formula for calculating the range of an antenna:

Square Root of Height (in feet) above water x 1.42 = Range in miles

Remember to perform the calculation for BOTH vessels, then add

the results to get the range between two vessels.

Shakespeare Galaxy VHF Antennas

Brass and copper elements

Stainless steel ferrule with standard 1”-14 thread

20’ RG-8/X low-loss cable plus a PL-259 connector

SWR Nominally: 1.5:1 at 156.8 MHz

Part # Type Length Gain

Max.

Power Bandwidth

Ground Mount

SHA 5018

Phased 1/2 wave elements in a

collinear array with chocking sleeve

to suppress cable radiation

17' 6"

2-Section

9dB

150

Watts

3 MHz No

409-R

410-R

SHA 5230

5/8 wave over 1/2 wave dipole 14'

2-Section

8dB

200

Watts

3 MHz Yes

SHA 5309-R

Phased 1/2 wave elements in

collinear array with a band spread

matching sleeve and a choking stub

to suppress cable radiation

23'

2-Section

9dB

150

Watts

5 MHz No

409-R

410-R

SHA 5399

Collinear-phased 5/8 wave with two

coaxial chokes to suppress cable

radiation

9' 6"

2-Section

6dB

100

Watts

3 MHz Yes

4187-HD

452

SHA HS-2774-1

Broadband VHF designed for

military, commercial, law

enforcement, and disaster

readiness. No tuning or ground

plane required

6'5"

1 Section

3.3-4.3

125

Watts

Maximized for

136-174 MHz

Yes

4187-HD

410-R

hese rofessonl lty ntenns re

erforne owerhoses hey re etr

strong – sturdy enough to be self-supporting,

even in high winds and high speeds.

Shakespeare 4' Galaxy 'Little Giant'

3dB VHF Antenna

enterfe 1 we ol sleee n otstnn 

antenna of heavy-duty construction for general purpose

communications. It’s at home on T-tops, hard-tops and other

ostons loft where ts sll se n eler 

range.

rss n oer eleents to e rne

Stainless steel ferrule w/ standard 1”-14 thread



Includes 20’ RG-8/X cable and a PL-259 connector



 ower nt:

........ 50 watts

SWR:............................. Less than 1.5:1 at 156.8 MHz

Bandwidth:.................... 5 MHz within 2.0:1 VSWR

DC Grounding:.............. *No

SHA 5400-XT

1 2 ... 38 39 40 41 42 43 44 45 46 47 48 ... 79 80

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