{"id":6549,"date":"2024-01-03T09:57:49","date_gmt":"2024-01-03T01:57:49","guid":{"rendered":"http:\/\/www.comtest.cn\/?post_type=product&#038;p=6549"},"modified":"2024-01-03T10:04:31","modified_gmt":"2024-01-03T02:04:31","slug":"dror2","status":"publish","type":"product","link":"http:\/\/www.comtest.cn\/?product=dror2","title":{"rendered":"DROR-II \u00a0\u632f\u52a8\u8865\u507fGPSDO"},"content":{"rendered":"<p><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2023\/12\/Jackson_Labs_LOGO_300.jpg\"><img decoding=\"async\" class=\"size-full wp-image-6537 alignleft\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2023\/12\/Jackson_Labs_LOGO_300.jpg\" alt=\"\" width=\"300\" height=\"83\" srcset=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2023\/12\/Jackson_Labs_LOGO_300.jpg 300w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2023\/12\/Jackson_Labs_LOGO_300-64x18.jpg 64w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>DROR-II\u57fa\u4e8e\u6d41\u884c\u7684\u4f20\u7edfDROR\u548cLN-CSAC\u4ea7\u54c1\uff0c\u5e76\u6dfb\u52a0\u4e86\u4e3b\u52a8\u632f\u52a8\u8865\u507f\uff0c\u5728\u9ad8\u632f\u52a8\u73af\u5883\u4e0b\u5b9e\u73b0\u66f4\u597d\u7684\u76f8\u4f4d\u566a\u58f0\u6027\u80fd\u3002\u5b83\u5305\u62ec\u4e00\u4e2a\u7528\u4e8e\u4fdd\u6301\u548c\u6781\u5feb\u9884\u70ed\u7684CSAC\u539f\u5b50\u53c2\u8003\uff0c\u4ee5\u53ca\u4e00\u4e2aSC\u5207\u5272OCXO\u548c\u4e00\u4e2a\u8f6f\u4ef6\u53ef\u9009\u62e9\u76843\u8f74\u632f\u52a8\u8865\u507fVCXO\uff0c\u5176\u603b\u4f3d\u9a6cg\u7075\u654f\u5ea6\u4f4e\u4e8e1E-010\/g\u3002DROR-II\u8fd8\u5305\u62ec\u4e00\u4e2a\u822a\u7a7a\u7535\u5b50\u7535\u6e90\uff0c\u5de5\u4f5c\u7535\u538b\u4ece11.0V\u523032V\uff08\u5cf0\u503c36V\uff09\uff0c\u5728\u5ba4\u6e29\u4e0b\u529f\u8017\u4e0d\u52303.85W\u3002DROR-II\u652f\u6301RS-232\u548cUSB\u901a\u4fe1\uff0c\u4ee5\u53ca\u884c\u4e1a\u6807\u51c6\u7684LCD\u663e\u793a\u5668\u3002DROR-II\u53ef\u4ee5\u8ba2\u8d2d\u591a\u79cdOCXO\u9009\u9879\uff0c\u4ece\u8d85\u4f4eADEV\u5355\u5c42\u6052\u6e29\u7248\u672c\u5230\u8d85\u6269\u5c55\u6e29\u5ea6\u8303\u56f4\u7684DOCXO\uff0c\u518d\u5230\u4f4e\u672c\u5e95\u566a\u58f0\u6216\u4f4e\u8fd1\u8f7d\u6ce2\u76f8\u4f4d\u566a\u58f0\u9009\u9879\u3002<\/p>\n<h1>\u7279\u70b9<\/h1>\n<ul>\n<li>\u5c3a\u5bf8\uff1a3.88 X 3.5 X 1.0 \u82f1\u5bf8<\/li>\n<li>\u94ef\u84b8\u6c7d\u539f\u5b50\u949f<\/li>\n<li>\u76f8\u4f4d\u566a\u58f0\u6ee4\u6ce2\u5668 \uff0c\u5e95\u566a&lt;-163dBc\/Hz<\/li>\n<li>\u4e3b\u52a8\u632f\u52a8\u76f8\u4f4d\u566a\u58f0\u8865\u507f<\/li>\n<\/ul>\n<h1>\u6280\u672f\u53c2\u6570<\/h1>\n<table width=\"567\">\n<tbody>\n<tr>\n<td width=\"198\">Long-Term Oscillator Aging (without GPS -Zero aging with GPS)<\/td>\n<td colspan=\"6\" width=\"369\">Less than 0.3ppb per month in Holdover without GPS<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">Frequency Stability Over Temperature<\/td>\n<td colspan=\"6\" width=\"369\">Better than \u00b10.5E-09 (CSAC only, no GPS Disciplining, 0\u00b0C to +75\u00b0C)<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">External 1PPS Input<\/td>\n<td colspan=\"6\" width=\"369\">TTL\/LVCMOS\/CMOS compatible 1PPS external input connector<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">1 PPS Accuracy<\/td>\n<td colspan=\"6\" width=\"369\">\u00b115ns to UTC RMS (1-Sigma) GPS Locked in Position Hold mode<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">Holdover Stability after 96 hours warmup<\/td>\n<td colspan=\"6\" width=\"369\">&lt;\u00b12us over 24 Hour Period @+25\u00b0C (after 20 minutes with GPS lock)<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">ADEV (DOCXO after 24 hours with GPS lock)<\/td>\n<td colspan=\"6\" width=\"369\">1s: &lt;2E-12, 10s: &lt;6E-12, 100s &lt;7E-12, 1Ks: &lt;7E-12, 10Ks: &lt;2E-12<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">1 PPS Output (CSAC Flywheel Generated)<\/td>\n<td colspan=\"6\" width=\"369\">Two 5V CMOS outputs, can be shifted in 1ns steps relative to UTC<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">10MHz Output, 5MHz Output<\/td>\n<td colspan=\"6\" width=\"369\">Three Isolated 10MHz Sine Wave +13dBm \u00b13dBm, one 5MHz CMOS 5V<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">Distribution Amplifier Port Isolation<\/td>\n<td colspan=\"6\" width=\"369\">2MHz: &gt; 98dB, 10MHz: &gt; 85dB<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">RS-232\/USB Control<\/td>\n<td colspan=\"6\" width=\"369\">SCPI-99 Control at 9.6K, 19.2K, 38.4K, 57.6K, 115.2K<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">RS-232\/USB NMEA Output Sentences<\/td>\n<td colspan=\"6\" width=\"369\">NMEA 0183 rev. 2.3, Sentences: GGA, RMC, ZDA, GSV, PASHR, and others<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">GPS Frequency, Antenna<\/td>\n<td colspan=\"6\" width=\"369\">L1 C\/A 1574MHz, Passive or Active Antenna 5V, MMCX Connector<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">GPS Receiver<\/td>\n<td colspan=\"6\" width=\"369\">50 Channels, Mobile, SBAS:\u00a0 WAAS, EGNOS, MSAS supported<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">Sensitivity<\/td>\n<td colspan=\"6\" width=\"369\">Acquisition -144 dBm, Tracking -160 dBm<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">GPS Receiver Motion Adaptive Filter Settings<\/td>\n<td colspan=\"6\" width=\"369\">Optimized depending on vehicle velocity (Auto-sensing, Auto-switching)<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">TTL Alarm Output<\/td>\n<td colspan=\"6\" width=\"369\">GPS Unlock and Hardware Failure indicator<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">Warm Up Time \/ Stabilization Time Without GPS<\/td>\n<td colspan=\"6\" width=\"369\">+25\u00b0C to &lt;5E-010 Accuracy Typ: CSAC: &lt;3 min, Filter: &lt;12 min<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">Supply Voltage (Vdd)<\/td>\n<td colspan=\"6\" width=\"369\">12V \u00b11V, or 12.5V to 32V (jumper-selectable)<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">Power Consumption<\/td>\n<td colspan=\"6\" width=\"369\">&lt;3.85W at +25\u00b0C 13.6V Vdd, &lt;8W warmup<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">Operating Temperature<\/td>\n<td colspan=\"6\" width=\"369\">-10\u00b0C to +70\u00b0C<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">g-sensitivity<\/td>\n<td colspan=\"6\" width=\"369\">CSAC: &lt;0.2ppb\/g\/axis, Filter: &lt;0.3ppb\/g\/axis with low-g option<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">Magnetic Sensitivity<\/td>\n<td colspan=\"6\" width=\"369\">Less than 0.4ppb per Gauss long term<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">Storage Temperature<\/td>\n<td colspan=\"6\" width=\"369\">-45\u00b0C to +85\u00b0C<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">MTBF<\/td>\n<td colspan=\"6\" width=\"369\">&gt; 100,000 Hours (0\u00b0C to +70\u00b0C)<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">USB, LCD support<\/td>\n<td colspan=\"6\" width=\"369\">RS-232 or USB controlled, supports 16&#215;2 LCD Displays<\/td>\n<\/tr>\n<tr>\n<td width=\"198\">Ordering Options<\/td>\n<td colspan=\"6\" width=\"369\">Extended Temp Range option DOCXO, low-g ruggedized DOCXO option, SOCXO ultra-low-ADEV option<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"7\" width=\"198\">Phase Noise (standard temp DOCXO option)<\/td>\n<td rowspan=\"7\" width=\"28\"><\/td>\n<td width=\"57\">Offset<\/td>\n<td width=\"85\">CSAC<\/td>\n<td width=\"85\">OCXO Filter<\/td>\n<td width=\"95\">Vibe Filter On<\/td>\n<td rowspan=\"7\" width=\"19\"><\/td>\n<\/tr>\n<tr>\n<td width=\"57\">1Hz<\/td>\n<td width=\"85\">NA<\/td>\n<td width=\"85\">101dBc\/Hz<\/td>\n<td width=\"95\">100dBc\/Hz<\/td>\n<\/tr>\n<tr>\n<td width=\"57\">10Hz<\/td>\n<td width=\"85\">90dBc\/Hz<\/td>\n<td width=\"85\">135dBc\/Hz<\/td>\n<td width=\"95\">115dBc\/Hz<\/td>\n<\/tr>\n<tr>\n<td width=\"57\">100Hz<\/td>\n<td width=\"85\">125dBc\/Hz<\/td>\n<td width=\"85\">145dBc\/Hz<\/td>\n<td width=\"95\">126dBc\/Hz<\/td>\n<\/tr>\n<tr>\n<td width=\"57\">1KHz<\/td>\n<td width=\"85\">145dBc\/Hz<\/td>\n<td width=\"85\">148dBc\/Hz<\/td>\n<td width=\"95\">151dBc\/Hz<\/td>\n<\/tr>\n<tr>\n<td width=\"57\">10kHz<\/td>\n<td width=\"85\">152dBc\/Hz<\/td>\n<td width=\"85\">156dBc\/Hz<\/td>\n<td width=\"95\">162dBc\/Hz<\/td>\n<\/tr>\n<tr>\n<td width=\"57\">100kHz<\/td>\n<td width=\"85\">153dBc\/Hz<\/td>\n<td width=\"85\">158dBc\/Hz<\/td>\n<td width=\"95\">164dBc\/Hz<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>DROR-II\u57fa\u4e8e\u6d41\u884c\u7684\u4f20\u7edfDROR\u548cLN-CSAC\u4ea7\u54c1\uff0c\u5e76\u6dfb\u52a0\u4e86\u4e3b\u52a8\u632f\u52a8\u8865\u507f\uff0c\u5728\u9ad8\u632f\u52a8\u73af\u5883\u4e0b\u5b9e\u73b0\u66f4\u597d\u7684\u76f8\u4f4d\u566a\u58f0\u6027\u80fd\u3002<\/p>\n","protected":false},"featured_media":6550,"template":"","meta":[],"product_brand":[],"product_cat":[129,35,46,40],"product_tag":[468,466,470],"class_list":{"0":"post-6549","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-viavi","7":"product_cat-industry","8":"product_cat-industrycard","9":"product_cat-pruclock","10":"product_tag-dror","11":"product_tag-gpsdo","14":"first","15":"instock","16":"shipping-taxable","17":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.6 - 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