Way to connect parallel phone

Sometimes you want to install a parallel phone so as not to load the telephone line. This can be done as shown in the figure.

The switches SA1 and SA2 are fitted close to the respective telephone sets. If when hook no answer station, it is necessary to transfer the relevant the switch to another position. Similarly, and with another apparatus.

The switches can be of any type. You can use the buttons, for example, P2K.

Author: G. Sauridi, Ryazan