RAY BOX – GUPTA BRAND 8006164

Provide a simple means of producing single or multiple rays of light for use in elementary optics. Made of die-cast alloy, the raybox has an open front and vertical internal grooves to accommodate a slit plate and a cylindrical lens. Supplied complete with a metal plate having single and triple slits, a 12 V 24 W SBC line filament lamp and a lampholder.

RC, LOW PASS, HIGH PASS, BAND PASS & BAND STOP FILTERS – GUPTA BRAND 200409

Objective : To study the Pass Band & Stop Band of Designed filter.
Features : Circuit diagram for all the filters are printed on the front panel and components are mounted behind the front panel. Different types of resistances & capacitors are provided on the front panel. Sockets are mounted on the front panel to connect the Function Generator across input signal & CRO across output.