Transistor Intercom (KIT23S)

This is a very useful and popular kit. The loudspeaker at each station doubles as a moving coil microphone in send mode.

Supply is 9 - 12v DC.

Items NOT included in the kit, but available separately, are:
Regulated Power Supply, 9V - 12Vdc or PP3 9V battery (AMY78G).
2 x 2" 0.5W Loudspeaker, ANY61G.
Suitable enclosure, BCL04G.

Star Rating: ***

Ratings Guide.
*: Basic Starter Kit, little or no soldering.
**: Some basic knowledge of electronics required.
***: Detailed construction. Previous experience recommended.
****: Complex construction. Some test equipment may be required.
*****: Advanced, complex assembly and some test equipment may be required.