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\u5229\u7528 TETRA\/UHF \u7684\u5f3a\u5927\u529f\u80fd\u8fde\u63a5\u4e16\u754c\u6d77\u6d0b<\/strong><\/p>\n \u8fd9\u6b3e\u9ad8\u6027\u80fd 2 \u5408 1 \u7ec4\u5408\u5929\u7ebf<\/a>\u5728\u8bbe\u8ba1\u65f6\u5145\u5206\u8003\u8651\u4e86\u8239\u8236\u5e94\u7528\u30022J9607JBWGF-B12JWa-B10BW \u5177\u6709\u53ef\u914d\u7f6e\u7684\u5b89\u88c5\u9009\u9879\u548c\u63a5\u5730\u5e73\u9762\u72ec\u7acb<\/a>\u6027\uff0c\u53ef\u4ee5\u4e0d\u53d7\u4efb\u4f55\u9650\u5236\u5730\u5b89\u88c5\u5728\u4efb\u4f55\u8868\u9762\u4e0a\u3002\u5b8c\u5168\u9632\u6c34\u548c\u7d27\u51d1\u7684\u8bbe\u8ba1\u5c06\u589e\u52a0\u4efb\u4f55\u5177\u6709\u9ad8\u79d1\u6280\u7684\u8239\u53ea\u3001\u6e38\u8247\u6216\u8239\u53ea\u7684\u7f8e\u611f\u3002<\/p>\n \u5efa\u8bae\u7684\u5e94\u7528\u5305\u62ec\uff1a<\/strong><\/p>\n \u8fde\u63a5 1\uff1aTETRA\/UHF<\/p>\n \u8be5\u7535\u7f06\u7b26\u5408\u4e13\u4e3a\u5173\u952e\u4efb\u52a1\u7cfb\u7edf\u8bbe\u8ba1\u7684 TERA\/UHF \u6807\u51c6\u3002\u5b83\u662f\u8239\u8236\u5e94\u7528\u7684\u9996\u9009\uff0c\u56e0\u4e3a\u5b83\u5728 380-470 MHz \u9891\u7387\u8303\u56f4\u5185\u7684\u8239\u4e0a\u6570\u5b57\u65e0\u7ebf\u7535\u901a\u4fe1\u5177\u6709\u7ecf\u8fc7\u9a8c\u8bc1\u7684\u53ef\u9760\u6027\u3002\u8fd9\u6b3e\u9ad8\u6027\u80fd\u5929\u7ebf<\/a>\u7684\u5cf0\u503c\u589e\u76ca\u4e3a ~2.0 dBi\uff0c\u540c\u65f6\u4fdd\u6301 ~25% \u7684\u6548\u7387\u548c VSWR ~2.2\uff1a1\u3002<\/p>\n \u8fde\u63a5 2\uff1aGNSS<\/p>\n GNSS \u7535\u7f06\u4e13\u4e3a GPS\u3001QZSS\u3001Galileo \u548c GLONASS \u6807\u51c6\u800c\u8bbe\u8ba1\uff0c\u9002\u7528\u4e8e\u9700\u8981\u5728 1575.42-1610 MHz \u9891\u7387\u8303\u56f4\u5185\u5bfc\u822a\u7cbe\u5ea6\u7684\u8bbe\u5907\u3002\u8be5\u5929\u7ebf\u6709\u4e00\u4e2a\u952f\u9f7f\u9884\u6ee4\u6ce2\u5668<\/a>\uff0c\u53ef\u786e\u4fdd\u6240\u6709\u5e73\u9762\u4e0a\u7684\u8fde\u7eed\u4fe1\u53f7\uff0c\u6700\u5927\u6709\u6e90\u589e\u76ca\u4e3a 24 dBi\u3002<\/p>\n \u5b89\u88c5 \/ \u73af\u5883<\/strong><\/p>\n \u8fd9\u6b3e\u7d27\u51d1\u578b\u5929\u7ebf<\/a>\u7684\u5c3a\u5bf8\u4ec5\u4e3a 266 x 110 x 74 \u6beb\u7c73\uff0c\u91c7\u7528\u9ad8\u8d28\u91cf\u7684 IP67<\/a> \u7ea7 ASA \u5916\u58f3\uff0c\u53ef\u5b8c\u5168\u62b5\u5fa1\u4efb\u4f55\u6076\u52a3\u73af\u5883\u3002\u53ef\u914d\u7f6e\u7684\u5b89\u88c5\u9009\u9879\u5305\u62ec\u87ba\u9489\u5b89\u88c5\u3001\u7c98\u5408\u5242\u5b89\u88c5\u6216\u6746\u5b89\u88c5\uff0c\u5141\u8bb8\u5728\u4efb\u4f55\u8868\u9762\u4e0a\u8fdb\u884c\u591a\u529f\u80fd\u5b89\u88c5\u3002<\/p>\n \u4e24\u6761\u7535\u7f06\u90fd\u662f 300 \u5398\u7c73\u957f\u7684 RG58W\uff0c\u5e76\u5e26\u6709 SMA \u516c\u8fde\u63a5\u5668<\/a>\uff0c\u53ef\u4ece\u5929\u7ebf\u4fa7\u9762\u9988\u9001\uff0c\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u5bf9\u8fde\u63a5\u7684\u4efb\u4f55\u9650\u5236\u30022J Antennas<\/a> \u63d0\u4f9b\u5404\u79cd\u66ff\u4ee3\u8fde\u63a5\u5668\u548c\u7535\u7f06\uff0c\u4ee5\u6ee1\u8db3\u4efb\u4f55\u5b9a\u5236\u9700\u6c42\u3002\u8bf7\u8054\u7cfb\u6211\u4eec\u6280\u672f\u7cbe\u6e5b\u7684\u5de5\u7a0b\u5e08\uff0c\u4ee5\u83b7\u53d6\u6709\u5173\u5929\u7ebf\u9009\u62e9\u6216\u5b9a\u5236\u8981\u6c42\u7684\u5e2e\u52a9\u3002<\/p>\n \u6211\u4eec\u6240\u6709\u7684\u4ea7\u54c1\u8bbe\u8ba1\u548c\u5236\u9020\u5747\u4e0d\u542b\u6709\u5bb3\u6750\u6599\uff0c\u540c\u65f6\u5b8c\u5168\u7b26\u5408 REACH \u548c RoHS \u6807\u51c6\u3002<\/p>\n \u5229\u7528 TETRA\/UHF \u7684\u5f3a\u5927\u529f\u80fd\u8fde\u63a5\u4e16\u754c\u6d77\u6d0b \u8fd9\u6b3e\u9ad8\u6027\u80fd 2 \u5408 1 \u7ec4\u5408\u5929\u7ebf\u5728\u8bbe\u8ba1\u65f6\u5145\u5206\u8003\u8651\u4e86\u8239\u8236\u5e94\u7528\u30022J9607JBWGF-B12JWa-B10BW \u5177\u6709\u53ef\u914d\u7f6e\u7684\u5b89\u88c5\u9009\u9879 <\/p>\n","protected":false},"author":39,"featured_media":470,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_vp_format_video_url":"","_vp_image_focal_point":[]},"categories":[4],"tags":[227,16,223,123,228,95,94,104],"yoast_head":"\n\n
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