Includes four Spectrum tubes:

• 1 x Hydrogen
• 1 x Neon
• 1 x Nitrogen
• 1 x Oxygen

Tube Length:

• 260mm

Strike Voltages:

• Hydrogen - 2500V - 3500V
• Neon - 2000V - 3200V
• Nitrogen - 3000V - 4200V
• Oxygen - 3000V - 4200V

Maximum Recommended Running Current:

• 3mA

Recommended Run Cycle:

• 30 seconds on, 30 seconds off

Requires the following equipment to operate:

• Spectrum Tube Holder - B8R08098
• E.H.T. Power Supply - B8R02653
• E.H.T. Safety Experiment Leads - B8R07149

Individual Spectrum Tubes are also available to purchase separately:

• Argon - B8R06989
• Helium - B8R06986
• Hydrogen (included) - B8A46539
• Krypton - B8R06991
• Mercury Vapour - B8R06990
• Neon (included) - B8A46565
• Nitrogen (included) - B8A46541
• Oxygen (included) - B8A46553
• Xenon - B8R06992