Introduction: How to Make AM Radio Jammer?

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You can make Am radio jammer using simple components :
1 transistor 2n2222
1 resistor 1 mega ohm
1 resistor 470 ohm
1 ceramic capacitor 1 nf "102"
1 variable capacitor 5-250P from an old radio 
center tap coil with ferrite core  90 turns "45 -45" as shown in picture
9 volt battery