Analyslide*Petri Dish on a Slide, Material: Polystyrene, Combines covered petri dish with microscope slide, Rectangular base fits microscope stages, Dish serves as an examination and storage container for 47mm diame
AutoScan Fm Radio Kit, monophonic, two-IC, FM (frequency modulation) receiver designed to receive FM signals in the frequency range (88-108MHz), uses electronic auto-scan, scan with two button switches - one switch scans up, other resets to the start of the tuning position