Detailed entries for one subject from the INDEX TO HOW TO DO IT INFORMATION.
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The entries are in alphabetical order by magazine name and then in chronological sequence.
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Automatic telephone answering set. Device uses two inexpensive battery powered tape recorders. One recorder answers the telephone with a pre-recorded message. The other recorder records the caller's message for 60 seconds. Holds up to 15 messages from callers. Est. cost: $50.
ELECTRONICS ILLUSTRATED Jul 1967 (v.10#4) pg. 41

Build an automatic message repeater which answers the call, delivers a 30-second recorded message and then hangs up. Est. cost: $25.
ELECTRONICS ILLUSTRATED Mar 1972 (v.15#2) pg. 40

Build your own robot telephone answerer that will answer calls with a recorded message and then make a recording of the caller's message. Messages up to 1 minute can be recorded. Est. cost: $45 plus cost of cassette recorder.
MECHANIX ILLUSTRATED #551 Apr 1974 (v.70) pg. 42

AnswerMate. Record and playback messages without magnetic tape. Solid-state design provides up to 16 seconds of recording using digital storage techniques. Est. cost: $20.
MODERN ELECTRONICS [2] Apr 1988 (v.5#4) pg. 20
Correction MODERN ELECTRONICS [2] Jul 1988 (v.5#7) pg. 5

A two-line telephone answering-machine interface that automatically switches a single telephone answering machine between two separate phone lines.
MODERN ELECTRONICS [2] Feb 1990 (v.7#2) pg. 20
Correction MODERN ELECTRONICS [2] May 1990 (v.7#5) pg. 7

Telephone answering machines. Part 1. What they are, how they work and tips on buying the right model for your application.
MODERN ELECTRONICS [2] Mar 1990 (v.7#3) pg. 18

Telephone answering machines. Part 2. Installing an answering machine, making the connection, and maintenance.
MODERN ELECTRONICS [2] Apr 1990 (v.7#4) pg. 46

Build an answering machine message stopper. How to override your old answering machine when it answers an incoming call before you.
POPULAR ELECTRONICS [2] Sep 1995 (v.12#9) pg. 57
Added Info POPULAR ELECTRONICS [2] Nov 1995 (v.12#11) pg. 4

Homebuilt telephone-answering system uses two inexpensive tape-recording machines, one to play the message and one to record the caller.
RADIO-ELECTRONICS Jun 1986 (v.57#6) pg. 32

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