Series 3 Telephone & Communication Equipment

Series 3 Telephone & Communication Equipment

Introductory

Many of the Future Kit telephone add-on device and accessories are not available from regular telephone equipment vendors. Those that do stock them often ask an unreasonable premium for them. Hobbyists who adapt these easily constructed projects will increase the amenity of their phone system and save money at the same time. Students building these projects will be introduced to the fundamentals of the telephone system as well as deriving a practial and useful outcome. These units are available also as pre-assemblies under the FA prefix.

TELEPHONE CALL PROTECTOR CIRCUIT

TELEPHONE RF TRANSMITTER

TELEPHONE PRIVACY PROTECTION

TELEPHONE INTERCEPTION UNIT

TWO-WAY TELEPHONE AMPLIFIER

TELEPHONE RECORDING ADAPTER

TELEPHONE MUSIC ON-HOLD INTERFACE

TELEPHONE EXPERIMENTAL BOARD

MINI TELEPHONE CIRCUIT

PHONE RING VISUAL ALERT

HIGH POWERED TELEPHONE RINGING 10W

TELEPHONE EXTENSION RINGER

TELEPHONE RING SIGNAL LIGHT 5 LED

TELEPHONE IN-USE INDICATOR

BUSY TELEPHONE INDICATOR

DUAL STATION INTERCOM

DUAL STATION INTERCOM AND DOOR BELL

DUAL STATION INTERCOM

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