Tirrill LPG Bunsen Burner with Cast Iron StabiliBase and Gas Flow Control Glass Sets & Apparatus_Distillation Apparatus 5L copper steam generator at

5L copper steam generator at 9

sliding through a full octave from C5 (521Hz) to C6 (1024Hz) for hands-on comparison of length to fundamental frequency

Triple-range moving-coil DC voltmeter at 0-3V

Used to demonstrate beat frequencies and sympathetic resonance

comparing heat-conduction rates through wax drops on each prong

Tirrill LPG Bunsen Burner with Cast Iron StabiliBase and Gas Flow Control Glass Sets & Apparatus_Distillation Apparatus 5L copper steam generator atTirrill style LPG Bunsen burner with gas flow control, a flame stabilizer, and an anti tip cast iron base, fine tuning flame intensity beyond a standard air only burner.