Helpful Colin

Category: Mobile Phones

Radio Wave Power And How It Gets Reduced By Distance

Introduction Some people are very concerned that radio wave power coming from radio transmitters’ antennas will harm people. In particular people are troubled by mobile phone masts causing long term health problems when they are near to their homes. I just want to make it clear how much a transmitter’s power diminishes as it spreads […]
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Published on:

21 January 2021

CATEGORIES:

Current, Electrical/Electronic, Mobile Phones, Physics, Science & Technology, TV

TAGS:

aerial, Angstroms, antenna, broadcast, electromagnetic, energy, frequency, LASER, Permeability, Permittivity, power, radiation, radio, spectrum, transmitter, wavelength, waves
An Explanation of Direct And Inverse Proportion

Introduction At least one of my other posts How Distance Reduces The Power of Radio Waves requires an understanding of mathematical proportionality. In particular it requires an understanding of Inverse Proportion. So I have written this article to try and clarify it. It gives an explanation of the two types of proportion, otherwise known as […]
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Published on:

2 September 2020

CATEGORIES:

Current, Electrical/Electronic, Mathematics, Mobile Phones, Physics, Science & Technology

TAGS:

chart, function, graph, linear, non-linear, proportion, square
Malware Discovered In Google Marketplace Apps

Malware discovered in Google Marketplace Apps by Symantec is designed to make premium rate calls from your mobile. So check your bills. See the detail here.
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Published on:

13 July 2012

CATEGORIES:

Mobile Phones, Outdated

TAGS:

android, apps, Google Marketplace, malware, mobile phone, premium rate, symantec
They Monitor Mobile Phone Movements To Improve Customer Service

This was brought to light by APEX NEWS on 4th January 2012 as follows: One of the signs at the Princesshay shopping centre in Exeter informing shoppers that their mobile phones are being monitored. The popular shopping centre has been accused of using Big Brother tactics after it was revealed it was using stealth technology […]
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Published on:

5 January 2012

CATEGORIES:

Mobile Phones, Outdated

TAGS:

car park, CCTV, mobile, phone, shopping

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Category: Mobile Phones

Radio Wave Power And How It Gets Reduced By Distance

An Explanation of Direct And Inverse Proportion

Malware Discovered In Google Marketplace Apps

They Monitor Mobile Phone Movements To Improve Customer Service