Children's intercom `` Druzhok ''.
Everything else not included in the sectionsInterphone devicesThe small-sized loudspeaker intercom "Druzhok" has been produced since 1981 by the Novgorod Production Association "Planet". The device is designed for negotiations between subscribers at a distance of up to 200 meters. The set consists of two intercoms, one of which contains an AF amplifier assembled on transistors. The other intercom has a built-in loudspeaker and a call button. Switching from reception to transmission is performed by the first intercom. The first device is powered by the Krona battery. The set includes a two-wire cable 10 meters long. The price of the set is 10 rubles. During the production process, changes were made to the intercom circuit, the price changed. Initially, the device had no name, and the name "Druzhok" appeared in later issues, probably since 1986.
