Radiation from a phone mast vs from a phone

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Discussion Overview

The discussion revolves around comparing radiation from mobile phone masts to that from mobile phones and WiFi, particularly in the context of safety and exposure levels. Participants explore various factors influencing radiation levels, including distance, frequency, and power output.

Discussion Character

  • Exploratory
  • Technical explanation
  • Debate/contested

Main Points Raised

  • One participant questions how the radiation from phone masts compares to that from mobile phones when not in use, acknowledging various influencing factors.
  • Another participant states that it is impossible to provide a definitive comparison due to the variability in phone mast transmission.
  • Data is presented showing field strength measurements: 400V/m at 2cm from a phone, 0.6V/m at 50m from a mast, and 0.5V/m at 50cm from a microwave oven.
  • Some participants draw analogies between the radiation levels from masts and microwaves, but others point out the differences in frequencies.
  • There is a discussion about whether the frequencies from masts are safer, with some suggesting that safety depends on power levels and proximity to microwave frequencies.
  • One participant emphasizes that the maximum allowable leakage from microwaves is considered safe, but questions remain about the potential subtle effects of low-intensity microwave radiation.

Areas of Agreement / Disagreement

Participants do not reach a consensus on the safety of radiation from phone masts compared to mobile phones. Multiple competing views are presented regarding the implications of frequency and power levels.

Contextual Notes

Participants acknowledge that exposure levels depend on various factors, including distance from the source and the specific frequencies involved. There is also mention of regulatory standards regarding exposure limits.

Wokinglad
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Hi guys

I'm not going ask is radiation from phones and masts safe, half would say it's absolutely safe and half would say it's probably a bit dangerous.

My question is how does phone mast radiation compare to mobile phone radiation, broadly speaking of course. I'm moving house soon and there's a mast about 20m away (similar height to my house) and another about 50m away. How would this radiation compare to a phone (not in a call but when switched on) or WiFi radiation? Now I am aware there'll be many factors involved here such as the power and direction of the mast and so on, so I am asking for a guesstimate. Cheers
 
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Impossible to say. Phone masts don't always transmit equally in all directions. Most countries have regulations on exposure in nearby properties.
 
Wokinglad said:
So it's like being near a leaky microwave 24/7
Different frequencies, though.
 
berkeman said:
Different frequencies, though.

So the mast frequencies are safer?
 
Wokinglad said:
So the mast frequencies are safer?

not necessarily, depends on power levels. Also, many cellular frequencies are very close to the microwave oven frequency of 2.45 GHz
For example, here is the Australian cellular bands...

upload_2017-4-17_8-56-36.png
Dave
 
Wokinglad said:
So it's like being near a leaky microwave 24/7 :nb)
No, a normal microwave.
I'm not going ask is radiation from phones and masts safe, half would say it's absolutely safe and half would say it's probably a bit dangerous.
Not in this forum they wouldn't. But if you ask a group of people somewhere and half say it's dangerous, you're asking the wrong group!
 
Wokinglad said:
So it's like being near a leaky microwave 24/7 :nb)

russ_watters said:
No, a normal microwave.

To expand a bit on Russ's post:
Note that the linked article states that the microwave is "leaking at the British Standards Institute limit".
So the 0.5 V/m is the maximum allowable leakage from a microwave according to these standards. In other words, this is the maximum leakage that is still considered safe for a consumer to use. That doesn't mean that higher amounts are dangerous though. We tend to err on the side of caution in situations like this. If exposure to low intensity microwave radiation is dangerous, then the effects must be very subtle, as we don't see any obvious damage in the short term and the long term effects must be small enough that they are buried within the noise from thousands of other health hazards you face every day.
 

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