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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Implementing an FCC compliant telephone line interface using the XECOM XE0052SIP chip.
CQ. THE RADIO AMATEUR'S JOURNAL May 1995 (v.51#5) pg. 74

MPC-2 part-68 interface. Build a type-approvable protective voice coupler Helps make your direct-attachment telephone-line projects legal. Provides ring detection, line-current detection, a caller-ID compatible audio path, and the needed isolation, audio limiting, and protective elements. Est. cost: $20 (kit).
ELECTRONICS NOW May 1993 (v.64#5) pg. 56
Correction ELECTRONICS NOW Jul 1993 (v.64#7) pg. 14

Phone-line autocoupler. Build an auto-answer/auto-disconnect telephone coupler that incorporates an entire FCC Part 68-compliant telephone line coupler. Est. cost: $70 (kit).
ELECTRONICS NOW Jun 1993 (v.64#6) pg. 63

Phone-line interface circuit can ring, interrupt the telephone wiring, and isolate a project from the phone line.
POPULAR ELECTRONICS [2] Sep 1992 (v.9#9) pg. 74

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