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TELEsatelit - TELE-satellite International Magazine

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124 <strong>TELE</strong>-<strong>satellite</strong> — Global Digital TV <strong>Magazine</strong> — 12-01/2011 — www.<strong>TELE</strong>-<strong>satellite</strong>.com<br />

■<br />

■<br />

iSat<br />

iSat is completely free of charge and is<br />

particularly useful for all those who want<br />

a quick calculation of azimuth and elevation<br />

values for a particular <strong>satellite</strong>. Using<br />

the iPhone’s integrated positioning function<br />

this app determines the current location<br />

and, once the desired <strong>satellite</strong> has<br />

been selected, calculates and displays<br />

the corresponding reception parameters.<br />

The pre-stored <strong>satellite</strong> list dates back<br />

1. Automatic determination of the current<br />

location with iSat. Alternatively, a list of preset<br />

locations is available from which you<br />

select your place manually.<br />

2. Calculation of azimuth, elevation and<br />

skew using iSat<br />

to 2007 and hence is not fully up-todate.<br />

However, all calculated results are<br />

displayed clearly and in an easy-to-use<br />

way. There are no additional functions<br />

available, but that‘s fine considering you<br />

don’t have to pay a single penny to get<br />

it. Owners of the iPhone 3GS and iPhone<br />

4 can use the compass app provided by<br />

Apple for aligning their antenna according<br />

to the azimuth parameters. Since the<br />

iSat app accurately does the maths it is<br />

indeed possible to correctly align your<br />

antenna with this tool.<br />

Price:<br />

iSat - free<br />

Rating: good<br />

Satellite Finder<br />

This app also benefits from the integrated<br />

positioning feature of the iPhone<br />

4. Calculation of azimuth, elevation and<br />

skew using iSat Finder<br />

5. Chart with correlations between dbW<br />

and antenna diameter<br />

to determine the current position. It then<br />

proceeds with calculating the azimuth,<br />

elevation and skew values for the selected<br />

<strong>satellite</strong>. The pre-stored <strong>satellite</strong> list that<br />

comes with the Satellite Finder app is comprehensive,<br />

up-to-date and easy-to-use<br />

with all data presented in a clear and concise<br />

fashion. We liked the fact that each<br />

<strong>satellite</strong> is directly linked to a transponder<br />

list so that transponder data are available<br />

via Safari for each <strong>satellite</strong>, if required.<br />

All this, however, cannot make up for the<br />

fairly high price of this app, which stands<br />

at € 8.99 (US$ 10.99) and is definitely<br />

too high from a cost/benefit perspective.<br />

Competing apps such as iSat offer more<br />

3. Calculation of azimuth, elevation and<br />

skew using Satellite Finder<br />

■<br />

or less the same features free of charge<br />

and other apps with a similar price offer a<br />

broader range of features.<br />

Price:<br />

Satellite Finder - 8,99€ (10,99 US$)<br />

Rating: insufficient<br />

iSatFinder<br />

With iSat Finder it is possible to either<br />

enter the current location manually based<br />

on geographic coordinates or to have<br />

the integrated positioning system of the<br />

iPhone determine where you’re at. You<br />

can choose your desired <strong>satellite</strong> from a<br />

very comprehensive database of virtually<br />

all <strong>satellite</strong>s between 180° East and 178°<br />

West and after pressing ‘Calculate it’ the<br />

4<br />

5

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