This handy tester is both a signal generator and receiver. As a generator, use it to check out an amplifier, stage by stage. If and RF stages. As a receiver, you can pinpoint where a defective part exists. Will transmit and receive simultaneously.
Case is included.
This dynamic tester allows checking of transistors and diodes in circuit. Identifies NPN or PNP transistors. Checks all types, small or large power. Identifies anode or cathode of diodes. With complete instructions, this is a great project and useful tool for electronics hobbyists and students.