How to prevent damage to your car's digital clock when recharging your car's battery.
FAMILY HANDYMAN #285 Jan 1988 (v.38#1) pg. 90
Cleaning, lubricating and tune-up tips for electric auto clocks.
MECHANIX ILLUSTRATED #496 Sep 1969 (v.65) pg. 102
A digital clock for vehicles features a 6-digit, crystal-controlled LED clock able to withstand hostile conditions. Displays hours, minutes and seconds. Est. cost: $30.
POPULAR ELECTRONICS [1] Oct 1976 (v.10#4) pg. 41
Correction POPULAR ELECTRONICS [1] Jan 1977 (v.11#1) pg. 8
Circuit for a digital clock for an automobile. Est. cost: $27.
POPULAR ELECTRONICS [1] Sep 1977 (v.12#3) pg. 84
How to rejuvenate defunct automobile clocks. Replace troublesome switch contacts with this simple timer/driver circuit.
POPULAR ELECTRONICS [1] Oct 1981 (v.19#10) pg. 92
Build a digital clock for your car. Part 1. Preliminary details and theory of operation. Uses the MM5385 digital alarm clock IC.
RADIO-ELECTRONICS Jan 1977 (v.48#1) pg. 35
Build a digital clock for your car. Part 2. Construction details.
RADIO-ELECTRONICS Feb 1977 (v.48#2) pg. 61
Fix your own car clock. Advice on repairing (1) hand wound 8-day clock, (2) electric rewind clock, and (3) electronic (including quartz) clock.
SKINNED KNUCKLES #190 May 1992 (v.16#10) pg. 11
Added Info SKINNED KNUCKLES #192 Jul 1992 (v.16#12) pg. 19 (Repairing electronic clocks)
Added Info SKINNED KNUCKLES #192 Jul 1992 (v.16#12) pg. 30
Added Info SKINNED KNUCKLES #196 Nov 1992 (v.17#4) pg. 32