Although the channel (frequency) determining crystals and the individual address - decoding plug or circuit may have been left off the ... A description of a basic radio paging system is set forth in the following diagram and described in appendix C. U.S. tariff treatment ... in addition to tone-only pagers, item 685.70 includes other signaling devices, such as burglar alarms, smoke detectors, indicator panels, anbsp;...
Title | : | Certain radio paging and alerting receiving devices from Japan |
Author | : | United States International Trade Commission |
Publisher | : | - 1982 |
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