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Induction Coil 50mm spark
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The traditional induction coil capable of producing a spark with an input of 6 - 12v DC and is therefore ideal for use with vacuum tubes, eudiometers etc.
A fully adjustable vibrating system is incorporated with spark suppression capacitors in the base.
A pair of pointer electrodes is supplied with the instrument, the pointer electrode having an insulating handle for spark gap adjustment.
Low voltage input is via a pair of baseboard mounted 4mm sockets.
The spark length of 2.5 - 5 cm depends... more >>> |
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£94.25 |
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Deluxe Space Mission Assortment
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Deluxe Space Mission Assortment Earth, Lunar, and Martian landscapes represented in striking detail. In the spirit of the moon landing and future Mars exploration, this deluxe package offers the opportunity to change-out from an assortment of artistic levitating spheres. One each chrome-plated levitation base with AC adapter and one each Earth, Mars, and Moon spheres.
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£81.75 £79.99 |
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| 14+ |
Hero's Steam Turbine
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Syringe in some water (syringe supplied).
Fill the little burner with methylated spirits and light it.
Under a minute later you have a steam turbine running.
Designed and built to very high engineering standards in the UK, this turbine can reach speeds of 2500rpm. Its design is based on the original first steam turbine invented by Hero of Alexander around 2000 years ago but with some modern improvements.
It now has ball race bearings, steam safety valve and a water retainer that almost... more >>> |
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£194.00 |
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Starship Earth
| As seen on the TV show Defying Gravity!
This stunning globe is a three dimensional star atlas. The 40cm diameter outer globe displays all eighty eight constellations and more than 1100 naked eye stars, plus many other night sky features.. The 12cm inner Earth globe ball acts as the setting point for an accurate representation of the visible night sky at any time or place on the globe. A simple three stage setting allows you to pinpoint with great accuracy the sky you see. It comes with a full... more >>> |
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£587.50 £440.00 |
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