Yup, selling kits significantly mitigates the liability. We also have a
fairly hefty amount of insurance behind us, and staying at relatively safe
(<500W) power levels definitely helps; there's unlikely to be serious
injuries unless people start jabbing their fingers into the bus capacitors.
On Sat, Jul 19, 2014 at 6:23 PM, Greg Leyh <lod@xxxxxxxxxxx> wrote:
> Wow, well-finished looking design! Was curious on what the liability is
> for selling these in kit form, against shock, burns, fire, etc.
> Are kits largely exempt from liability?
>
> Cheers,
> Greg
>
>
>
> Hey all,
>>
>> We (oneTesla <http://onetesla.com/about>) have just launched a
>> Kickstarter
>> campaign
>> <https://www.kickstarter.com/projects/onetesla/tinytesla-
>> the-little-singing-tesla-coil-anyone-can>
>> for a pair of coil kits that might interest you - tinyTesla, a small MIDI
>> SSTC, and oneTeslaTS, a desktop DRSSTC.
>>
>> There's a lot of info on the Kickstarter page, but here's a summary of the
>> cool features the coils have:
>>
>>
>> - Both kits are MIDI controlled; oneTeslaTS is controlled via the
>> traditional computer->MIDI Adapter->Interrupter pathway, while
>> tinyTesla's
>> interrupter connects via USB and shows up as a USB-MIDI adapter. Both
>> interrupters are fiber-optically isolated.
>> - Zero tuning required. In particular, TS's secondaries are all
>> identical down to the last turn, and the primaries are spirals on a 4oz
>> PCB, so each and every coil should perform identically.
>> - Both coils are super-compact, mostly thanks to the fact that our
>> coil-winding partner can wind very high fill factor secondaries TS has
>> a
>> 6.5" secondary and 6"x1.5" topload that resonates at 250KHz, and tiny
>> has a
>> 3.5"x3" secondary that runs at around 450KHz unloaded.
>> - We tried hard to keep the primary current down on TS; it sits at
>> around 200A right now, which is not too hard on the 180A-rated IGBT's.
>> This
>> should give a longer lasting coil.
>>
>>
>
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>
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