Build your own Crude FM Radio || FM,AM Tutorial

2015-11-29

[public] 1.13M views, 20.4K likes, dislikes audio only

WARNING: Always check your local laws before using a frequency to transmit your RF FM signal.

RF Transmitter: http://rover.ebay.com/rover/1/711-53200-19255-0/1?icep_ff3=2&pub=5575101368&toolid=10001&campid=5337582279&customid=&icep_item=291570941442&ipn=psmain&icep_vectorid=229466&kwid=902099&mtid=824&kw=lg

Previous video: /youtube/video/eYVOdlK15Og

Facebook: https://www.facebook.com/greatscottlab

Twitter: https://twitter.com/GreatScottLab

Support me for more videos: https://www.patreon.com/GreatScott?ty=h

More project information (parts list, schematic, .....) on Instructables: http://www.instructables.com/id/Build-your-own-Crude-FM-Radio/

Parts (affiliate links):

Aliexpress:

1x LM386: https://s.click.aliexpress.com/e/_d7zbzub

1x 10kΩ, 1x 4.7kΩ Resistor: https://s.click.aliexpress.com/e/_dTPpXjt

1x Variable Capacitor (1-30pF): https://s.click.aliexpress.com/e/_dWVcswb

2x BF199 Transistor: https://s.click.aliexpress.com/e/_dYRkUBl

1x 25kΩ Potentiometer: https://s.click.aliexpress.com/e/_dTFyPv5

2x 100nF Capacitor: https://s.click.aliexpress.com/e/_dU4FEsB

1x 10µF, 1x 470µF Capacitor: https://s.click.aliexpress.com/e/_d7dOwRz

Amazon.de:

1x LM386: http://amzn.to/1PkTgbX

1x 10kΩ, 1x 4.7kΩ Resistor: http://amzn.to/1A2KZzi

1x Variable Capacitor (1-30pF): http://amzn.to/1PkTwYi

2x BF199 Transistor: -

1x 25kΩ Potentiometer: http://amzn.to/1IrYFpR

2x 100nF Capacitor: http://amzn.to/1IrYXgf

1x 10µF, 1x 470µF Capacitor: http://amzn.to/1IrZ4Ze

Ebay:

1x LM386: http://rover.ebay.com/rover/1/711-53200-19255-0/1?icep_ff3=2&pub=5575101368&toolid=10001&campid=5337582279&customid=&icep_item=130948512594&ipn=psmain&icep_vectorid=229466&kwid=902099&mtid=824&kw=lg

1x 10kΩ, 1x 4.7kΩ Resistor: http://rover.ebay.com/rover/1/711-53200-19255-0/1?icep_ff3=2&pub=5575101368&toolid=10001&campid=5337582279&customid=&icep_item=271598211084&ipn=psmain&icep_vectorid=229466&kwid=902099&mtid=824&kw=lg

1x Variable Capacitor (1-30pF): http://rover.ebay.com/rover/1/711-53200-19255-0/1?icep_ff3=2&pub=5575101368&toolid=10001&campid=5337582279&customid=&icep_item=130854092221&ipn=psmain&icep_vectorid=229466&kwid=902099&mtid=824&kw=lg

2x BF199 Transistor: http://rover.ebay.com/rover/1/711-53200-19255-0/1?icep_ff3=2&pub=5575101368&toolid=10001&campid=5337582279&customid=&icep_item=280930961746&ipn=psmain&icep_vectorid=229466&kwid=902099&mtid=824&kw=lg

1x 25kΩ Potentiometer: http://rover.ebay.com/rover/1/711-53200-19255-0/1?icep_ff3=2&pub=5575101368&toolid=10001&campid=5337582279&customid=&icep_item=301052121341&ipn=psmain&icep_vectorid=229466&kwid=902099&mtid=824&kw=lg

2x 100nF Capacitor: http://rover.ebay.com/rover/1/711-53200-19255-0/1?icep_ff3=2&pub=5575101368&toolid=10001&campid=5337582279&customid=&icep_item=201143962266&ipn=psmain&icep_vectorid=229466&kwid=902099&mtid=824&kw=lg

1x 10µF, 1x 470µF Capacitor: http://rover.ebay.com/rover/1/711-53200-19255-0/1?icep_ff3=2&pub=5575101368&toolid=10001&campid=5337582279&customid=&icep_item=131544080386&ipn=psmain&icep_vectorid=229466&kwid=902099&mtid=824&kw=lg

In this video I will demonstrate how a RF FM transmitter works and how this principle compares to the older AM. I will also show you how to build a simple and crude FM receiver which can even sometimes let you listen to your favorite radio stations.

Music:

2011 Lookalike by Bartlebeats

Killing Time, Kevin MacLeod (incompetech.com)