C4743
INTERCOM KIT 2 WAY

Stock Number:
2075-BD1

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An electronic kit to build an 2-way intercom. Uses a 9 volt battery (Not supplied) Soldering is required...More

TELEPHONE RECORDER

Stock Number:
2075-CB1

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Enjoy hours of fun and learning with the Destination Science phone. Make and receive pretend phone calls with this electronic phone featuring recordable sounds. Your phone will never go missing again!(Batteries not included)...More

CK119
TELEPHONE RECORDING DEVICE WITH TAPE CONTROLLER

Stock Number:
2075-CF1

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This circuit controls a tape recorder to automatically record telephone conversations in your home or office. It can be connected between any tape recorder with a "REM" (remote) input and the telephone line. It starts recording automatically when the phone is answered, recording ...More

80-160
FM TELEPHONE TRANSMITTER

Stock Number:
2075-KB1

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Miniature transmitter attaches to the phone line and transmits the conversation. Transmits 200 yards and more in most installations. Tunable to clear spot on the FM band of your radio. Completely parasitic; i.e. uses the power from the telephone line and needs no battery. The cir...More

CK171
TELEPHONE FM TRANSMITTER

Stock Number:
2075-KF1

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This low cost FM transmitter is connected in series with your telephone line using the included modular telephone cables. It transmits the telephone conversation over the FM band when you pick up the telephone handset and the transmitted signal can be tuned by any FM receiver. Th...More

TEL-LITE
BUSY-PHONE LIGHT INDICATOR

Stock Number:
2075-LA1

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Add this kit to all of your extension telephones and when any phone is in use, a red light will light on all of the other extensions you have one of these devices connected to. Great when you use a computer modem, keeps someone from disconnecting you....More

CK114
TELEPHONE ON HOLD MUSIC

Stock Number:
2075-LF1

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This circuit provides a switch activated melody tune when your telephone is put on hold. An LED indicates that the telephone is on hold. The circuit is powered through the telephone line and therefore does not require a power supply. All telephone cables and connectors are includ...More

CK007
PHONE BUSY INDICATOR

Stock Number:
2075-LF2

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To avoid interruption of your telephone conversations or computer modem connections, add this kit to any or all of your telephone outlets. When any extension is in use, an LED will illuminate to indicate that the line is busy....More