Description
- About this item This listing bug uses the most popular op-amp IC 741. This project can be used for spying because by using this circuit we can hear any conversation held in any other room or we can say by using this project one can hear the conversation held in another room. This circuit can also be used for baby monitoring. Gain is adjustable by using potentiometer. This is a great kit for a great price. This entire kit is designed and packaged for school, college students and hobbyists for etching PCB, building electronic projects and for learning circuit assembly/soldering. Project Pack includes: Project instruction sheets, all electronic, electrical and miscellaneous components required to assemble the circuit. BATTERY NOT INCLUDED WITH THIS KIT. Two pieces of project’s actual PCB size copper clad- single side phenolic type, printout of 'Quick Start PCB Guide', printout of actual size PCB layout and component layout of the project. Project instruction sheets include the topics: schematic/circuit diagram, circuit explanation, parts list and pin configurations. This Kit is recommended for 12 years age and above those who have basic knowledge of electronics and ability to read and understand schematic/circuit diagram and KNOWLEDGE of BOARD ETCHING and ASSEMBLY. NOTE: Etching materials/accessories are NOT SUPPLIED with this kit. ›See more product details
NOTE: Etching materials/accessories are NOT SUPPLIED with this kit.. This listing bug uses the most popular op-amp IC 741. This project can be used for spying because by using this circuit we can hear any conversation held in any other room or we can say by using this project one can hear the conversation held in another room. This circuit can also be used for baby monitoring. Gain is adjustable by using potentiometer.
