Walkie talkie circuit diagram

Sir, I am very happy to seeing this circuit. September 5, at 8: And the transformer near antenna 9turns-2turns what is this exactly, what do I need to do exactly here.

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Electronics Projects: Simple FM Walkie Talkie

By continuing to use this site, you are consenting to our use of cookies. The wire may be a 0. For knowing whether the transmitter is generating the required 27MHz frequencies or not you will first need to make an RF sniffer circuit as explained HERE Switch ON both the circuits, position the above RF detector circuit about 10 inches away from the walkie talkie antenna, and begin adjusting its variable inductor slug gently using an insulated screw driver which are typically used for adjusting FM radio GANG trimmers.

Hero Banned Dec 3, How to Wind the speaker coil You may use a small audio transformer for the shown speaker transformer, or alternatively diahram it by winding around 70 cirvuit for the primary left sideand turns at the secondary speaker side. The circuit includes an auto tlakie as well as reset switch and produces very accurate and stable readings.

Welcome to our site! Hi, Thanks for your idea.

You must log in or register to reply here. September 5, at 5: The speaker may be salvaged from an old small transistor radio or from a landline phone earpice. Sir, walkie talkie is my engineering project, I will study circuit provided in the link. Helloddiagram already implemented this circuit do that this wayand it worked?

Simple Walkie Talkie - Complete Circuit Diagram with Design Details

Simple build the transmitter. Sorry for having lots of questions.

For a better experience, please enable JavaScript in your browser before proceeding. October 30, at 7: I'm curious about the form factor as well SolidWorks files? PatM Member Sep 20, How Driver Transformer Works The driver transformer steps up the level of the signals such that it becomes clearly audible over the connected loudspeaker. And I didn't have old telephone speaker so. June 18, at 9: Attach antenna, speaker and mic to the respective boars.

Walkie-talkies are very inexpensive cheap poorly performing children's toys. September 27, at 5: Little blue radial Y capacitors for offline power supplies 1. Frequency can be adjusted by varying C9. Mini Circuit Projects Wireless Controllers. It is an irreplaceable tool for troubleshooting and repairing electronic equipment by determining performance and health of electrolytic capacitors. Part and Inventory Search. September 5, at 3: The range of this system is around 30 meters.

Transfer data's to Shift Register 4. Lots of people are requesting walkie-talkie and RF remote control schematics, so here is some. Hi thanks, the winding data for the transformers are explained in the article, please refer to it.

4 thoughts on “Walkie talkie circuit diagram”

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