Arduino Shield List

Curious Inventor FM Radio Shield

Shield URL: FM Radio Shield
Tags: fm, radio, receiver
Maker: Curious Inventor

FM receiver that allows you to control the station digitally, read signal strength, and obtain RDS info including artist, song, and station call-sign.

• Ultra clear audio due to onboard DSP signal conditioning.
  
• RDS station info.
  
• Measure the signal strength to find strongest or weakest stations. Good for finding an empty band for your FM transmitter, or auto-programming your radio in a new location.
  
• Includes amplifier for headphones.
  
• Antenna connection point available, uses headphone wire for antenna by default.
  
• Change Volume / Station with buttons or Serial USB commands.

Open Source: Unknown
License: Unknown
Source: Unknown

Note:
D3: RST
D4: VIO
D5: SCLK
D6: SDIO_WRITE
D7: SEN
D8: SW1
D9: SW2

NB: The above info was derived by examining the library header. I don't have access to the schematic to verify it.