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Re: Red lights that don't change
morris@grian.cps.altadena.ca.us (Mike Morris) writes:
>
>On my older Honda 400cc twin I could just place the front wheel over the
>wire. But there are a few places...
The aluminium Honda Comstar wheels don't work though, as they contain
terrible magnetic properties... Maybe I should get some steel belted
tires? ;)
>the low sensitivity of the loop. One phone call to city public
>works / traffic engineering had it added to the list for the signal
>crew. The cop, after hanging up the pay phone, told me it would be
>fixed within a couple of weeks - it was fixed in a week.
Good service. Maybe my problem is, I tell the traffic tech over
beers on a Friday night.
>That spot probably has two loops - one close, one back one car length,
>and the front loop is probably not working... One intersection here in
Or just much less sensitive.
>Maybe somebody could come up with a oscillator & coil unit that could
>me mounted under the engine of a motorcycle - press a button after you
>pull over the loop and get a good solid pulse into the loops. All it
>would take is reading the frequency of the loop (i.e. transformer
>effect), then echo back a burst a little off frequency.
And if that doesn't work, then it would send out a larger burst of
power and smoke the signal control box... Then you could really
claim it was defective. ;)
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