Simply use the "food service" coated fluorescent tubes---they are coated with a teflon/plastic material bonded to the glass that prevents the glass from being exposed in case of breakage. It will not inhibit the action---just prevent injury.
“If you can't be a good example, then you'll just have to be a horrible warning.”
--- Catherine Aird
>________________________________
> From: Dave Halliday <dh@xxxxxxxxxxxxxx>
>To: 'Tesla Coil Mailing List' <tesla@xxxxxxxxxx>
>Sent: Friday, June 6, 2014 12:34 AM
>Subject: Re: [TCML] wireless tuned lamps
>
>
>My only thought is that thin glass tubes are not that strong for lateral
>stress and if you put a big mass at the end of a long one, someone waving it
>around might cause it to break.
>
>The fracture will be at the point of greatest stress - IE: where their hands
>are holding it as they wave it around. I doubt that plastic wrap would stop
>shards of glass from causing a wound.
>
>And they will wave it around despite what you tell them.
>
>I would 'guesstimate' the weight of the resonant circuit and put the same
>mass on the end of a tube and try it yourself (attired with requisite safety
>apparel).
>
>Besides, where is your voltage gradient? Your resonant circuit will have two
>poles. Are you planning to run a shielded line down the tube and connect it
>to the other end of the tube?
>
>Dave
>
>> -----Original Message-----
>> From: tesla-bounces@xxxxxxxxxx
>> [mailto:tesla-bounces@xxxxxxxxxx] On Behalf Of David Boyle
>> Sent: Thursday, June 05, 2014 11:16
>> To: tesla@xxxxxxxxxx
>> Subject: Re: [TCML] wireless tuned lamps
>>
>> I'll be sure to wrap those tubes so they are mechanically sound.
>>
>> However the idea I need advice on is taking a couple hundred feet of
>> copper magnet wire like the kind you wind on a secondary, and
>> coiling it
>> up onto a form that sits at one end of a fluorescent tube.
>> Add a tuning
>> capacitor in parallel to make a tank circuit and using that as an
>> antenna to extend the range of the wireless light effect. It's like a
>> crystal radio circuit but it is there to only receive power and no
>> signal. The winding and capacitor would be visible and part
>> of the cool
>> retro look.
>>
>> Any thoughts on that?
>>
>>
>>
>> On 14-06-05 11:50 AM, Terry L wrote:
>> > Hi Dave,
>> >
>> > Not sure if your receiver idea is practical. However, I do suggest
>> > that you wrap the hand held fluorescent tubes in clear plastic food
>> > wrap. This way if they are accidentally dropped the breakage may be
>> > contained. I do this at Burning Man shows. Just my opinion.
>> >
>> > Terry Leonard
>> >
>> > On 6/4/2014 7:46 AM, David Boyle wrote:
>> >> I'd like to make a bunch of 3 foot fluorescent tubes for
>> my upcoming
>> >> high voltage show at the Ontario Science Center. The idea
>> is to hand out
>> >> 6 or 7 of these into the audience then turn on the coil
>> with just a very
>> >> small amount of current from the main variac. So without
>> any visible
>> >> plasma discharge from the toroid, the lamps light up in
>> the crowd and
>> >> boosts their anticipation.
>> >>
>> >> I'd like to extend the range of these lamps and I thought
>> of putting a
>> >> tuned receiver onto their ends.
>> >> _______________________________________________
>> >>
>> >
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>> > Tesla@xxxxxxxxxx
>> > http://www.pupman.com/mailman/listinfo/tesla
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>
>
>
>>
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