ESAW Resistance Board (EEC-10115)Three resistance wires are fitted on a wooden base with a cross sectional area ratio 1:2:4 to observe that how the resistance of same length wire is change on changing the cross sectional area.

ESAW Resistance Coil with Short-Circuiting Device (EEC-9790)Suitable for insertion In circuits with standard cell or as a high resistance for use in series with sensitive 'galvanometer. Comprising a carbon resistance of high value adjusted with double silk covered constantan wire to the actual va...

ESAW Resistance Substitution Box (EEC-10403)Comprising 12 radio type resistances using standard preferred values covering the range 100 ohms to 470 kilo-ohms. In the steps ratio of 1:2 approx. Selection by means of rotary switch & external connection is via 4mmsocket.Resistance Tolerance(2) 1...

ESAW Resistance Substitution Box (EEC-9691)Eleven different resistances values fitted inside a plastic moulded box can be selected by just rotating the knob fitted on the box.

SW-2283 - ESAW Resonance Apparatus A heavy Stainless steel tube (S.W.G. No. 16) 1.10 mm in length x 25 mm dia. is mounted next to a meter scale. The Stainless Steel pipe and meter the scale is fixed on a superior quality polished wooden board. The lower end of the Stainless Steel pipe is sealed i...

ESAW Resonance Jar (SW-2211)Made of glass, mounted on circular base. Size approx 30×7.5cm (height × diameter)

SW-2256 - ESAW Resonance System A flexible metallic strip field on a plastic molded base (90x90x43) mm approx. and loaded at the top with a detachable brass weight, which vibrates in various modes on applying a signal generator to the electromagnetic coil via. 4mm color-coded sockets. The amplitu...

SW-2589 - ESAW Resonance Tube A high power sound wave generator unit plugged into one and of a transparent approx. 1-meter long tube. A standard laboratory signal generator is used to drive the sound wave generators and as the frequency is adjusted the various resonance modes are detected by incr...