Re: faraday cage questions (fwd)

["High Voltage list" <hvlist@xxxxxxxxxx>]

Original poster: Steven Roys <sroys@xxxxxxxxxx>



---------- Forwarded message ----------
Date: Tue, 2 Jan 2007 06:25:19 -0800 (PST)
From: davep@xxxxxxxx
To: hvlist@xxxxxxxxxx
Subject: Re: faraday cage questions (fwd)


>>> I have made one with 12 X 24mm (approx) weld mesh. Attenuation was
>>> about
>>> 15 db at 300Mz, will be less as the frequency increases. Why not
>>> build
>>> it out of copper sheet, it could be thin and will be more effective?
>>      Copper sheet will be little, if any, more effective.
>>      Given the freqs proposed, sheet is overkill, and any practical
>> size mesh will do nicely.  I'd noit use 'hurricane fence'
>>      with its unbonded wires, but 'hardware cloth'/'chicken wire' etc
>> will do nicely at these freqs.
>
> Rather difficult to make a good electrical connection to all that
> oxidized zinc, innit?
     Takes solder just fine....

      best
       dwp