No need any more!! Here is the best affordable and portable FM radio antena for your mobile phone.
Step 1: Collect Your Parts
* An 3.5mm audio jack
* antena(take any from your old transistor radios)
* 1K resistor
Step 2: Construction
Antena connected to the common terminal. Here is 1K resistor I have connected between left channel to common. Is only because some devices requires load in order to detect headset.
Step 3: Done !!
Just push this audio jack into your antena.
Stick this tightly with your favourite glue AND tie it with thread for long lasting support.
# Now your Antena is Ready #