发明名称 |
Radio channel visual identification system |
摘要 |
A visual identification system for a multi-channel radio having a channel selector switch is provided which produces a flashing light visible in all directions identifying the selected radio channel. The visual identification system comprises a plurality of lights, each light having a different color, mounted in a visible location in close association with each other. A light selector circuit selects one of the colored lights to flash and a flash selector circuit selects a predetermined number of flashes for the particular light as determined by a decoder in response to a particular channel selection.
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申请公布号 |
US4468814(A) |
申请公布日期 |
1984.08.28 |
申请号 |
US19820385305 |
申请日期 |
1982.06.04 |
申请人 |
CANADIAN NATIONAL RAILWAY COMPANY |
发明人 |
FIELD, ROBERT C. |
分类号 |
H03J1/04;(IPC1-7):H04B1/16;G08B5/38 |
主分类号 |
H03J1/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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