PRO宽频扫描机接收机使用说明文件.docx

1、PRO宽频扫描机接收机使用说明文件PRO-2005 PRO - 2005(200-0144) Features Faxback Doc. （200-0144）功能Faxback文件。 # 48729 48729Programmable Scanner可编程扫描仪Your new Realistic Pro-2005 Desk-Top Programmable Scanner lets you in on新写实PRO - 2005桌面式可编程扫描仪可以让你在上all the action!所有的行动！ Your scanner gives you direct access to over 19

2、6,000您的扫描仪，为您提供了直接访问超过196000frequencies in nine action-packed radio bands including police, fire,频率在9个动感十足的无线电频段，包括警察，消防，ambulance, aircraft, ham radio and transportation services, in addition to救护车，飞机，业余无线电爱好者和运输服务，除了normal FM broadcasts, TV sound, and CB.正常的调频广播，电视的声音，和CB。 You can select up to 400

3、 channels您最多可以选择400个通道for your scanner to scan through, and you can change your channel selection您的扫描仪扫描，你可以改变你的渠道选择at any time.在任何时候。The secret of your Pro-2005 scanner is a custom-designed microprocessor - a您的Pro - 2005扫描仪的秘密是定制设计的微处理器 - computer-on-a-chip that allows you to instantly select any f

4、requency计算机单芯片，让您可以立即选择的任何频率上without having to change any crystals. ，而无需改变任何晶体。 This microprocessor also gives your这个微处理器也给您scanner special functions, such as:扫描仪的特殊功能，如：Liquid Crystal Display-shows the channel and the frequency you have液晶显示，显示你有渠道和频率selected, as well as other information.选择，以及其他信息。

5、Two-Second Scan Delay-helps to prevent your losing replies on a channel两秒钟的扫描延迟，有助于防止在一个通道上你失去的答复while you are scanning.当您扫描。Memory Back-up-keeps the channel frequencies stored in your scanners回内存，保持通道存储在扫描仪的频率memory if a power failure occurs.如果一个电源发生故障的内存。Lock-Out Function-lets your scanner skip ov

6、er a specified channel or group锁定功能，让您的扫描仪跳过指定的频道或组of channels.渠道。Ten Channel Storage Banks-allow you to group your stored frequencies so十个频道存储银行允许您分组存储的频率，使that calls are easier to identify.调用更容易识别。Priority Channel-helps to keep you from missing important calls on the优先通道，有助于保持您上缺少的重要来电selected cha

7、nnel.选定的通道。Direct Frequency Search-allows you to scan through every available直接频率搜索，可以让您扫描通过一切可以利用的frequency to find interesting broadcasts有趣的广播频率，以找到Monitor Banks-allow you to save up to ten additional channels located监控银行允许您节省多达十个位于额外的通道during a frequency search.在一个频率搜索。Sound Squelch-keeps the sca

8、nner from stopping on a channel that is only声音静噪保持扫描仪，这仅仅是一个通道上停车broadcasting a carrier, with no voice or other sound.广播为载体，无声音或其他声音。Your PRO-2005 scanner covers a wide frequency range:您的Pro - 2005的扫描仪，涉及面广，频率范围：. . 25-520 MHz 25-520兆赫. . 760-823.945 MHz 760-823.945兆赫. . 851-868.945 MHz 851-868.945兆

9、赫. . 896-1300 MHz 896-1300兆赫(07/13/98) （98年7月13日）PRO - 2005(200-0144) A General Guide To Scanning Faxback Doc. （200-0144）的一般性指导，扫描Faxback文件。 # 48730 48730Birdies小鸟Birdies are the products of internally generated signals that make some小鸟是内部产生的信号的产品，使一些frequencies difficult or impossible to receive.频率

10、很难或者不可能接受。 If you program one of如果你的程序之一these frequencies, you hear only noise on that frequency.这些频率上，你只能听到该频率的噪音。If the interference is not severe, you might be able to turn SQUELCH clock-如果干扰并不严重，你也许能打开静噪的时钟wise to cut out the birdie.明智的切出小鸟。 The most common birdies to watch for are listed最常见的小鸟留

11、意上市below.下面。Birdie Frequencies:小鸟频率： 44.360Mhz 208.000MHz 767.400MHz 953.250MHz 1232.600MHz 44.360Mhz 208.000MHz 767.400MHz 953.250MHz 1232.600MHz 48.045 220.750 769.800 1015.000 1240.250 48.045 220.750 769.800 1015 .000 1240.250 59.500 244.250 803.550 1017.500 1243.050 59.500 244.250 803.550 1017 0

12、.500 1243.050 70.235 249.750 805.950 1026.000 1245.850 70.235 249.750 805.950 1026 .000 1245.850 73.930 278.4375 815.600 1052.750 1248.650 73.930 278.4375 815.600 1052 .750 1248.650 76.770 279.1875 818.000 1088.875 1258.500 76.770 279.1875 818.000 1088 .875 1258.500 79.435 298.0625 822.250 1098.250

13、1260.000 79.435 298.0625 822.250 1098 .250 1260.000 79.800 298.8125 851.875 1104.250 1262.750 79.800 298.8125 851.875 1104 .250 1262.750 80.520 309.800 854.375 1109.750 1272.350 80.520 309.800 854.375 1109 .750 1272.350 83.170 310.600 858.875 1112.500 1275.150 83.170 310.600 858.875 1112 0.500 1275.

14、150 84.260 327.500 867.9375 1163.6875 1277.950 84.260 327.500 867.9375 1163.6875 1277.950 85.020 342.000 900.0625 1166.4375 1280.750 85.020 342.000 900.0625 1166.4375 1280.750 86.865 342.800 902.5625 1169.1875 1288.400 86.865 342.800 902.5625 1169.1875 1288.400 122.375 366.000 905.0625 1203.3125 129

15、1.200 122.375 366.000 905.0625 1203.3125 1291.200 122.875 366.750 916.125 1206.0625 1294.400 122.875 366.750 916.125 1206.0625 1294.400 130.9375 464.250 918.625 1208.8125 1296.800 130.9375 464.250 918.625 1208.8125 1296.800 144.135 465.250 921.125 1224.200 144.135 465.250 921.125 1224 .200 155.125 4

16、88.375 948.250 1227.000 155.125 488.375 948.250 1227 .000 203.500 501.4375 950.750 1229.800 203.500 501.4375 950.750 1229 .800Cross Modulation交叉调制When using an external antenna, a strong frequency close to the reception当使用外接天线，强大的频率接近的接待frequency might cause cross modulation (like cross talk).频率可能会导

17、致交叉调制（如串扰）。 Set the ATT设置的ATTswitch on the back panel to -10 dB to minimize cross modulation.背板上的开关-10分贝，以尽量减少交叉调制。Reception Notes接待注意事项Reception on the frequencies covered by your scanner is mainly line of您的扫描仪所涵盖的频率接收主要是“行sight. That means you usually cannot hear stations that are located beyond视线

18、“，这意味着您通常无法听到站位于超越the horizon.在地平线上。During the summer months you may be able to hear stations in the 30-50 MHz在夏季，您可能能够在30-50兆赫听到电台range located several hundred or even thousand of miles away.范围位于几百甚至几千英里远。 This is这是because of summer atmospheric conditions.因为夏季大气条件。 This type of reception is这种类型的接待u

19、npredictable but often very interesting!不可预知，但往往非常有趣！One very useful service is the National Weather Services continuous一个非常有用的服务，是国家气象服务的连续weather broadcasts.天气广播。 These broadcasts contain weather forecasts and data这些广播包含天气预报和数据for the area around the station, plus bulletins on any threatening weat

20、her车站周围的区域，再加上在任何天气威胁公报conditions.条件。 These stations use three frequencies: 162.40, 162.475, and这些站使用三个频率：162.40，162.475，162.55 MHz. 162.55兆赫。 In most areas of the country, you can receive one of these在该国大部分地区地区，你可以收到其中之一frequencies.频率。GUIDE TO THE ACTION BANDS指南的ACTION阶With the right frequencies pr

21、ogrammed into your scanner, you can monitor有了正确的频率编程到您的扫描仪，可以监视exciting events.令人兴奋的事件。 With a little investigation, you can find active随着一个小调查，你可以找到积极的frequencies in your community.在你的社区的频率。 We can give you some general pointers, and我们可以给你一些一般的指针，you can take it from there.你可以利用它从那里。 Please use cau

22、tion and common sense when you请谨慎使用常识，当您hear an emergency call.听到紧急呼叫。 Never go to the scene of an emergency - it could从来没有去现场的紧急情况下 - 这可能be the most dangerous thing you could ever do.是最危险的事情，你可以永远做。Find out if there is a local club that monitors your communitys如果有一个地方俱乐部，监控您的社区的frequencies.频率。 Perh

23、aps a local electronics repair shop that works on也许当地的电子产品维修店工程equipment similar to your scanner can give you channel frequencies used by您的扫描仪类似的设备可以给你使用的通道频率local radio services.当地电台服务。 A volunteer police or fire employee can also be a志愿警察或消防雇员也可以是一个good source for this information.此信息的良好来源。As a ge

24、neral rule on VHF, most activity concentrates between 153.785 and作为一个在VHF的一般规则，大多数活动集中在153.785和155.98 MHz and then again from 153.73 to 159.46 MHz. 155.98兆赫，然后再次从153.73至159.46兆赫。 Here you find local在这里，您找到当地government, police, fire and most such emergency services.政府，警察，消防和大多数这样的紧急服务。 If you are nea

25、r如果你靠近a railroad yard or major railroad tracks, look around 160.0 to 161.9 for一条铁路堆场或主要的铁轨，环顾四周160.0到161.9signals.信号。In some larger cities, there has been a move to the UHF bands for emergency在一些较大的城市，出现了移动UHF频段的紧急services.服务。 Here, most of the activity is in a spread of 453.025 - 453.95在这里，大部分的活动是在

26、蔓延的453.025 - 453.95MHz and again between 456.025 - 459.95 MHz. MHz和再次456.025 - 459.95兆赫之间。In the UHF band, mobile units and control units associated with base and在UHF频段，移动单元和控制单元与基地和repeater units occur in the overall spreads of 456.025 - 459.95 and中继单位发生456.025整体利差 - 459.95465.025-469.975. 465.025-

27、469.975。 The repeater units operate 5 MHz lower (that is, 451.025留级单位工作5兆赫（即，451.025- 454.95 and 460.025 0 464.975 MHz) than the base units. - 454.95和460.025 0 464.975兆赫），比基本单位。 This means that这意味着if you find an active frequency inside one of these spreads, you can look这些利差之一，如果你发现里面一个活跃的频率，你可以看看5MH

28、z higher (or lower, as the case may be) to find that radio service. 5MHz的更高（或更低，视情况而定）发现无线电服务。A new technology is now available that allows the use of the 800 MHz band现在允许使用的800兆赫频段的一项新技术for many services.许多服务。 Some public safety agencies use trunked radio,有些公共安全机构使用的集束无线电，introduced to business sys

29、tems in 1979.引入到业务系统于1979年。 With as many as twenty channels多达20通道available, the transmitter automatically selects an unused channel each ，发射器会自动选择一个未使用的通道time it is activated.时间它被激活。 Several agencies can share such a system without一些机构可以共享这样一个系统，没有causing interference.造成干扰。 This system can also be p

30、rogrammed to provide secure该系统还可以进行编程，以提供安全的communications for selected units, with unselected units unable to hear the选定单位的沟通，与未选中的单位无法听到message.消息。Frequencies in different bands are accessible only at specific intervals.在不同频段的频率只在特定的时间间隔访问。 However, the frequencies that you can store into your sca

31、nners memory are但是，可以存储到您的扫描仪内存的频率in 5 kHz, 12.5 kHz or 50 kHz steps.在5千赫，12.5 kHz或50 kHz的步骤。 Your scanner automatically rounds the您的扫描仪自动轮entered frequency down to the nearest valid frequency.输入频率下降到最近的有效频率。 For example, if you例如，如果你try to enter the frequency 151.473, your scanner accepts this entr

32、y as尝试输入频率151.473，您的扫描仪接受这一条目151.470. 151.470。TYPICAL BAND USAGE使用典型的波段The following is a brief listing of the typical services using the下面是一个典型的服务使用的简短的列表frequencies your Pro-2005 can receive.频率您的Pro - 2005可以接收。 This listing can help you decide这个列表可以帮助您决定which ranges you would like to scan.你想扫描的范围。 These frequencies are subject to这些频率都受到change, and