TRENDnet TEW-635BRM - Wireless Router User Manual page 109

marked improvement.
•
Radio Interference
Other devices may be causing interference. You can experiment by
switching other devices Off, and see if this helps. Any "noisy" devices
should be shielded or relocated.
•
RF Shielding
Your environment may tend to block transmission between the wireless
stations. This will mean high access speed is only possible when close
to the Wireless ADSL Modem Router.
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