Added Info MODERN ELECTRONICS [2] Aug 1990 (v.7#8) pg. 82
Old-house intercoms. Part 2. How to pinpoint problems in old electric bell systems and annunciators.
OLD-HOUSE JOURNAL Nov 1979 (v.7#11) pg. 128
How to restore a mechanical doorbell.
OLD-HOUSE JOURNAL Aug-Sep 1985 (v.13#7) pg. 151
Tip on installing a doorbell inside a cold air duct for house-wide sound.
OLD-HOUSE JOURNAL Nov-Dec 1992 (v.20#6) pg. 16
Tip for rebuilding a wood push-button doorbell.
OLD-HOUSE JOURNAL Nov-Dec 1996 (v.24#6) pg. 14
Tip tells how to use an AC adapter to replace an antique doorbell's battery.
OLD-HOUSE JOURNAL Mar-Apr 1997 (v.25#2) pg. 18
Circuit for an electric doorbell which will produce three or more distinctive tones, depending on which door button is pushed.
POPULAR ELECTRONICS [1] Jul 1968 (v.29#1) pg. 81
Electronic oscillator circuit replaces a mechanical buzzer.
POPULAR ELECTRONICS [1] Nov 1974 (v.6#5) pg. 17
This circuit will avoid burning out solenoids in a door chime should the button get stuck or the wiring malfunction.
POPULAR ELECTRONICS [1] Apr 1982 (v.20#4) pg. 87
Simple circuit for an electronic doorbell which will produce a different tone for each of three doors.
POPULAR ELECTRONICS [1] Apr 1982 (v.20#4) pg. 88
How to replace the tiny light bulbs in doorbell switches with long-lived LEDs.
POPULAR ELECTRONICS [2] May 1989 (v.6#5) pg. 26
Build a music box doorbell that plays a different, cheerful tune each time from a collection of 12 tunes.
POPULAR ELECTRONICS [2] Sep 1990 (v.7#9) pg. 63
A mixed collection of practical 555-timer IC application circuits. (1) Schmitt-trigger converts sinewaves into squarewaves. (2) Dark-activated relay switch can control lighting. (3) Code-practice oscillator. (4) Electronic door buzzer. (5) LED flasher. (6) Long-period timers.
POPULAR ELECTRONICS [2] Jun 1993 (v.10#6) pg. 62
Low-cost electronic doorbell produces a pleasant "ding-dong" sound.
POPULAR ELECTRONICS [2] Sep 1993 (v.10#9) pg. 41
Electronic circuits to enhance doorbells. (1) Complete smart-button circuit which also controls electric door locks. (2) Answering machine that plays a message and records the reply when someone rings your doorbell. (3) Basement doorbell. (4) Circuits for adding remote bells to an existing doorbell system.
POPULAR ELECTRONICS [2] Mar 1997 (v.14#3) pg. 76
Circuit to mute a stereo sound system whenever the telephone rings or the doorbell is activated.
POPULAR ELECTRONICS [2] Jul 1997 (v.14#7) pg. 67
Tip on using an X-10 Powerflash module to turn on a lamp whenever the doorbell is rung.
POPULAR HOME AUTOMATION May 1997 (v.2#2) pg. 7
How to wire an existing lighted doorbell in parallel with the Panasonic doorphone.
POPULAR HOME AUTOMATION Jul 1997 (v.2#3) pg. 24
Installing a smart doorbell system. Consists of a light beam sensor to detect visitor, a CCD video camera to view visitor, loudspeaker, and a door open/close sensor.
POPULAR HOME AUTOMATION Mar 1998 (v.3#1) pg. 32
A simple heat sensitive switch wired into a doorbell circuit can serve as a fire alarm.
POPULAR MECHANICS Feb 1967 (v.127#2) pg. 198
How to test and repair doorbell systems. Information on the basics of a doorbell system, typical malfunctions, and how to repair them.
POPULAR MECHANICS Jun 1973 (v.139#6) pg. 84
Typical wiring for a 2-door chime system is shown.
POPULAR MECHANICS May 1976 (v.145#5) pg. 107
Tip on checking for a broken wire in your doorbell system.
POPULAR MECHANICS Oct 1986 (v.163#10) pg. 18
How to repair a doorbell.
POPULAR MECHANICS Jan 1988 (v.165#1) pg. 103
Wiring a doorbell extension.
POPULAR MECHANICS Feb 1991 (v.168#2) pg. 55
Three Swiss sheep bells made a unique doorbell.
POPULAR SCIENCE Oct 1964 (v.185#4) pg. 161
Electric eye can serve as burglar alarm and automatic doorbell. Est. cost: $10.
POPULAR SCIENCE Sep 1965 (v.187#3) pg. 100
Touch switch allows you to vary the time the switch is on up to 15 seconds or more. Use it to kill TV commercials, doorbell switch, light timer and other jobs.
POPULAR SCIENCE Mar 1971 (v.198#3) pg. 96
Maintenance and repair of doorbell systems.
POPULAR SCIENCE Mar 1975 (v.206#3) pg. 117
Flashing-light doorbell circuit is designed to attract the attention of a deaf person.
RADIO-ELECTRONICS Sep 1982 (v.53#9) pg. 74
Sliding-tone doorbell circuit.
RADIO-ELECTRONICS Jan 1984 (v.55#1) pg. 38
Tips on using a thirty-tune melody microprocessor in a doorbell system, music box, annunciator, etc.
RADIO-ELECTRONICS Jan 1984 (v.55#1) pg. 97
Circuit for a loud, pulsating doorbell.
RADIO-ELECTRONICS Sep 1984 (v.55#9) pg. 46
Three new IC tone generators are viewed. Includes a circuit for an electronic doorbell that can be used as an add-on to a conventional doorbell system.
RADIO-ELECTRONICS Apr 1987 (v.58#4) pg. 80
"Parasitic signaller" makes the doorbell circuit do double-duty as both an annunciator and as a communications system. A surge in the doorbell wiring will cause this buzzer to sound in the basement.
RADIO-ELECTRONICS Feb 1988 (v.59#2) pg. 98
Repairing a faulty doorbell.
SCIENCE & MECHANICS Dec 1965 (v.36#12) pg. 62
Wooden doll to mount on door waves her arms and legs and rings bells when her cord is pulled.
SUNSET Dec 1979 (v.163#6) pg. 118
How to troubleshoot a doorbell that won't ring.
SUNSET Mar 1985 (v.174#3) pg. 128
Reviving a silent doorbell. How to diagnosis the cause of a problem and make repairs.
TODAY'S HOMEOWNER #808 Sep 1996 (v.92) pg. 102
Simple door burglar alarm system that doubles as a doorbell. Use either battery or house current as the power source.
WORKBENCH Sep-Oct 1966 (v.22#5) pg. 22
Added Info WORKBENCH Jul-Aug 1967 (v.23#4) pg. 13