
      ******** ҵ   ̨     ѡ  ********
      **                                           **
      **                142 ڣ               **
      **                                           **
      ***************  200331  ****************


                          Ŀ  ¼
                    
       ʮʼChinaHam鼰HAM̳ƪ
       㲥̳³ʦ:Һʮ
       㲥̳ıS208BŻʹõ
       ÿһվCQCAR--CQѻ̨̳֮
       ¼HAM鼰˰취

            л http://www.hellocq.net С

             Ķرǰݣ
         http://garden.2118.com.cn/zsh/zazhi/ml.htm


ʮʼChinaHam鼰HAM̳ƪ

2003221

   From: bg1do <bg1do@sina.com>
     To: chinaham@hellocq.net <chinaham@hellocq.net>
Subject: [chinaham] ڿ
   Date: 03-2-21 17:48:00

        ꡶л񹲺͹ҵ̨֤顷
                һ֤顷ʵʩ취

һһ֤顷˶ 20033229:00У
ԼпԷʽУ߿ɰԭص߾ͽѡ񿼳

йط涨һ֤顷Ӧ

 1йߵ˶ЭᡶԱ֤δ涨ɻ
ߣ涨Զ˻ᣬܲμӿԡ

 2ö֤顷ȡǫִ̃һϣʮ
ںʮŹҵ̨ĸ˵ġʹö֤顷
Ƭ

 3ܵߵߵΥ´ģյй
ߵ˶ЭΥµδм飬ܲߣԼ
Υߵߣܲμӿˡ

šл񹲺͹ҵߵ̨֤ȼ׼
ĵ͵ȼ֤顷Ӧռһ֤顷Ӧ
ΪŬĽϸĿ겢ˮƽӹԭ򣬿˽
ϸշļ涨һ֤顷׼Ϊȫزҵ
ߵ漰ĸ֪ʶɡĪ˹շܡ
ͨӢȡݿԲοڣйߵ˶Эӡ
ġй񹲺͹ҵߵ̨֤鿼˸ϰ١
ġҵߵͨšJARLҵߵֲᡷ

ġ֤顷йߵ˶Эίйظ˰ţ
ϵѯʿص㡢˳·ߵȾˡ

塢볡ǰ򿼳˽鱾֤Ա֤
֤ͨƬԼִ̨գӡ80ԪԹѣͬ
ʱȡ̨һʽݡ

Ӧڿ˺̨ã1Ƭһţ 
ߵ˶Эᣬ˺ϸ߰䷢һ֤顷

¼йߵ˶Эͳһӡƣڿǰʮ
ˡ

ߡԵԾıģʡֱϽм
ˣӦԴ𰸵ܷ⣬2003415ǰĴCRSA
ܲCRSAܲͳһġ

ˡ쵽һ֤顷̨֤ıȨ
ޡ豸ߣд̨ע
ЭᣬЭˡ¡Ԥź󽫱Ļرˣƾ
ʡֱϽߵִ̨ջִյ
ʹ²Ȩޡ豸ºš

̨Ԥĺδߵ׼ִ
֮ǰЧģǰʹá

š쵽¡֤顷ʱ̨ԭִ豸ź
ȨߣƱ̨Ա̨Ϣʱʹã
Чڼ˵

ʮСһҪ࿼ɣžסϮȲ֮
籨жйؿԹԱʩл¸ߣһʵȡ¼ȡ
ʸȫԱмලЭйعԱͿСȨЭ
һյԱĶԲĽҷһʵȡ
ʩ׷Ρ

ʮһ˵ص㣺

ݱο˱Աֲص㣬Ĵֱǣ

ϵˣ  Σϵ绰010-67025488
գϵˣ  ϵ绰025-6506800
ݣϵˣ
ϺϵˣƲࣻϵ绰021-56650674
ϣϵˣǣϵ绰0731-4513560

            йߵ˶Э鴦    2003110     

------------------------------------------------------------
2003223

㲥̳
ԭϢ:
 :411354
 : (16ǧ)
:T
ʱ :2003-2-23 23:18:12
ϸϢ:

  Сǵı׫õʿĴ֧֣л 


ԷŴ˵һָﵽʻѹʱ
źŵĵѹСҲΪȣ˵ָ
ʩ1W빦ʣ ǰ1Զܲٷֱ
ѹֵ

ƽ
ϵͳжԵѹʵǿͨơƽһԷ
(dB)ΪλʾȡһѹΪοֵ(0dB
)ôʾοֵ֮ȡٳ20Ϊƽķֱ(
ʵĵƽֵĳ10)

ֱ(dB)
ƽѹĵλ

ϵ
迹Ŵ迹֮ȡʹøľܷŴ
ͣ㼸ŷķСϵɴʮ١


ҲΪڣһֽźŵһֻȫ͵Ŵ
Ըı·Ŵļ


·ŴСķȻʹŴʧܹ
ЧؿƵ죬Сʧ棬ӦüΪ㷺


ʹŴķ븺պ෴ʹ
ʱӦСĽ

̬Χ
źǿĲ΢֮ĵƽ˵̬Χ
ʾĶǿźŵļ˴

ƵӦ
Ƶ죬һĶԸߡС͸Ƶźžֵ
ƵҪ棬һǷΧܹزƵ
޾ͣ޾ߣƵʷΧڸӦƽ̹
ֹĲ

˲̬Ӧ
Ķͻźŵĸ˲̬ӦõӦźһ
Ӧźһͣ͸Ȼֹˮ

ȣS/N
ֳΪѶȣźŵóɷǿԱȣ÷ֱ
ʾ豸Խ߱Խ١

Ҳ
ƵʳɷΪһһźţźŵĲѧϵ
߶κθźšźţԿ
ƵʲͬСȵҲ϶ɡ


һڵгֵ̡ϵ(344/)Ƶ
ʡ


ڵװûߵ渲ڴŲĲϣԷֹ
ӲźŲŵļ

迹ƥ
һĵ迹ӵĸ迹֮Ӧĳֹϵ
ϸغıĹ״̬ԵӰ졣Ե豸
˵źԴŴǰ󼶣ֻҪһ
ǰһ迹5-10ϣͿΪ迹ƥã
Ŵ˵ӹܻӦѡ˱迹Ȼ
䣬ܷŴ޴ƣԽκ迹䡣

һ
ʹ֮ǰļӵԤȹ̣Աĵȶ״̬


ӹܷŴһ˵


Թ˵ һָܹЧֵ(RMS)ʣ
˵ָܹͨڳһֵĹʶ
𻵣ⲻζһҪôʵĹŲƵö
ҪȺ迹ҲζŲ
ʵĹš 翪һʻ300ʱٵ
ھͻᷢԲô졣ֻͬҪäĿ
Ӵ󣬴ʹһС䡣

ACAlternating Current
磬ָԸıе繩ԴӢ60Hz
ҹ50Hzġ

ѣAudiophile
ָ켼رƫЩˡ

Bandwidth
ָһƵʷΧƵ¼˵ָϵͳ¼װ
ܰݵֶݳԱݳƵӦΧԼͥ
װ˵ָϵͳطʱܡƵʷΧͨ20
Hz30Hz15kHz20kHzķΧڡ

DABDigital Audio Broadcasting
ָƵ㲥ǵƵFMǵAM㲥Ϊ
ӢBBC̨ĳЩԲ ҹҲڹ㶫
ȵؿʼԲDABרŵĽջ

DACģ任Ҳƽ
ָͨ/Ͽźű任ΪģźŵģD/A任
CDھװDACװDACCDֲŻ


DAT(ƵŴ)
Digital Audio TapeдָҪרҵ¼һ¼װ
ãͬ¼VCRƵתͷ

ѹData Reduction
ָ跨ٴ洢Ҫһּձṫ˾
MDŹ¼мATRACѹ뼼 ֹ˾
俪DCCֺʽŴвƵPASC ȷӦ
Ӵ룩˶ַϵѹķ跨ȥ
Щ˶ݡ

DCCDigital Compact Cassette
ɺֹ˾һֺּͥʽŴ¼
ѸCDĽӽʹϲ㡣ṫ˾MD໥
ʧܸգĿǰгʧ

DDD
ָCDƬ¼༭ĸִķʽ

dBֱ
ѹ仯ĵλ1dBı仯ʱ 
+10dBʱȽӱ

Digital Output
ָ⸽DACдź ǵź
Ҳǹѧˣ

żʽ䣨Dipolar Loudspeaker
˫ʽڹͬǰ򼰺ȷźţ
ͼγʵ8"Ρ䡣 THXƼ
ѡżʽ 

ʧ棨Distortion
ָҪźŻ豸ӵĶźЩı䡣

ƵʣFrequency
ͨƵʸߵΪƵʵ͵ĳΪƵ
Χ16Hz20kHz֮䡣

ǰˣFront End
ָƵϵͳеźԴLPתCDʱҲָ
гͷд߽յźŵǰ

ȣHerz
Ƶʵĵλ1ȱʾźÿһԵı仯

ŷķOhm
Եļλ迹ֵŷķ
ͨ迹ԽͣԽƶ

ȡOversampling
DACϵͳȡƵʱת·ĹڽУ
Ҹ·ҲȥЩҪźš 

ԴPassive
ָЩὫźԷŴʧҲСĵ·

Quantization
ָƵźУֲָͬȵƽֵЩ֡

ȡʣSampling rate
ָ¼򲥷ŻźȡĿ̶ȣ CDDCC
¼MDŹ̻ȡʱѡΪ44.1kHzÿ44100ȡ
DAT¼ȡѡΪ48kHz44.1kHzDABƵ
32kHzȡʡ ȡʾϵͳܼ¼Ƶ
ʣˣĿǰоȡʵķʽձȷ湫˾ڿչ
Ľȡߵ96kHzϵͳ ⣬DVD-AudioҲ96kHz
ȡʡ

ΣShielding
ָΪʹ߻豸ŸȡһЩʩ

ԴAC line-conditioner
ָרȥԴеͷֹܵѹֵ
ӿ𺦵һ츨ġЩԴֹ
ˡʵԴһرƺ˲
 
ϣacoustic absorbed
ָκһܹĲϣ̺ԼԺʵ
ļҾȵȡ

ɢacoustic diffuser
ָκܹɢĲϻ

acoustic feedback
䷢ʹLP̡Ͳʰ豸񶯣ֱ
任ΪźţٴطųַУ
ķԽԽǿ᳡е豸
ХУ

壨acoustic panel absorber
ָøմӵƵƵһġ䵽
ʱ񶯣Ӷܱ任ΪСֵܡ
 
ѧacoustics
ָרоһſѧҲָշ
ԣ硰ҵѧá

̨ѡԣadjacent-channel selectivity
ָյгܹѡĵֹ̨ڽ̨ŵ

̨ѡalternate-channel selectivity
ָյгֹܹյĵ̨Ϊ̨̨
ŵ

AES/EBUֽӿڣAES/EBU interface
һִƵźŵרҵӿڣAES/EBUźΪʹXLRͷ
ƽ⴫ߡ⣬ҲĳЩѵӲƷʹá ǸAES
ƵЭᣩEBUŷ޹㲥ˣġ

˸Уaggressive
ڱʾҪָͶǰǰݳѧ


Уair
ڱʾĿ֮пռѧ
ʱƵӦ쵽15kHz-20kHz СҰdull
͡أthick

ƸУambience
ҲưΧСָӰһģͿռİΧС
ͨɻӪġ 

ࣨampere
ļλAʾ

analytical
ָܾϸŵ¼ƷеÿһϸڣȴõǴ
ķʽֽʽȱζ

ģ⣨analog
ָģźŵĵѹ仯Ƕһģ⣬Ҳѹԭѧ
ζı仯ڶλ01ʾƵƵźŵ
źԡ

㽶banana jack
ָװ͹ʷŴںߵ㽶ͷӵһС
Բ״

㽶ͷbanana plug
ձװ˵Ĺ㽶һֲͷ

band width
ָװܹͨһƵʷΧȷ˵űȻ
Ĵ100Hz-7kHz ֻͨƵ100Hz
7kHzĵͶΣ֮Ƶʡ˶ƵʷΧΪ20
Hz-20kHz̸ѧĵĴʱָ-3dB֮Ƶ
Χ

bass
ָƵͶεͨ500Hzһ˵ָ160Hz

Ƶ죨bass extension
ָطŵƵʡϵڲⶨطŵʱϵͳ
Ǳʲô̶ȵĳ߶ȡȷ˵СͳĵƵ
Ե40HzͳǱ16Hz

bass management
ָA/VŽջA/Vǰ÷ŴеۺϿƵ·ϵȷӦ
øӦȥٵƵźš

ʽ䣨bass reflex
ҲƵʽ䣬ϵϿеףۣһ䡣
ڿпףڵԷ䵽ʽܱʽ
ĵƵҪЩôʵաȽϡ
塱infinite baffle

˫·ƶbi-amping
ָ̨ʷŴȥƶͬһһӷʽϵһ̨
ʷŴȥƶԪһ̨ʷŴȥƶ͸
Ԫ

˫ܣbipolar transistor
ָƵ·ʹõ÷ǳձһ־ܡ˫Դڵϵ
ְ뵼Ĺϵ˫ܸݹѹļԶ
ΪNPNͻPNP͡

أbit
ֵĻλͨȡ01״̬֮һԽ࣬
źžԽΪȷƵźŵĻԭҲԽá

ʣbit rate
ָƵƵźÿ͵ı磬CD
ÿһıΪ705600kbs ű֣DD51
Ϊ384kbsЩıζſԻøЩʡ

˫߷bi-wiring
ָÿһ֧öȥӵһֽ߷ʽһ飨һ
ԣȥеĵԪӣһ
ĸԪӡֻЩרӵܰ˫
߷ӡ

Ʈblanketed
ָ㣬ǰë̺֮϶
ÿˡ

ڵƽbaack level)
ָھһУ׼ʾװϣûһйƵźŵƽ 

bleached
ڱʾЩرעָߴгעʹгͻƵ
ĵķԵѧ԰׵Եù
ȱůС

Уbloom
ڱʾпƵѧ

¡bloomy
ָ125Hzҵĵأر൱һƵʷΧڡ ϵ
ڶԵƵƵг᲻ 

ðƻboutique brand
ָЩϿƺhigh-end죬ʵȴֻ
ڽװԪαӲƷ

Ⱦbloated
ָ250HzһĵжιǿԵƵԼƵг᲻ 
֡tubby

죨blurred
ָ˲̬ӦģǷѡ

boxy
ָӷյзĶЩʱָ250
-500HzһЩǿ

߹ܣCRT
ָһֵӺͿӫ۵ӫʱ
ܱᷢ⣬Ӷɿɼͼ񣨻棩ֱʽӻװõľ
ΪĻCRTܣЩǰͶʽͶӰװ3֧С͵CRTܡ

ۻ˥Ƶףcumulative spectral-decay
ָΪź˥ĺƵʺͷ֮Ĺϵ οٲͼ 
waterfall curve

current
ָڵڵ磬ʷŴʹߺ
ȦӶ׶ǰƶ

/ѹ任current-to-voltage converter
ָװ/ģ⣨D/A任оƬߵĵ· I/V任
DAC任任Ϊѹġ

ֹƵʣcutoff frequency
οƵƵʡcrossover frequency

Ƶ㲥DAB
Ƶ㲥Digital Audio Broadcasting ΪCOFDMʽͨ
·װá߻ֱв͵AMƵFM
㲥һ͹㲥ʽɲ֡ͼƬ DAB
ֵʼãһЩŵ㡣 ӢBBC̨1995ױ㿪ʼ
ʽ͡ҹҲȺڹ㶫ȵؿʼԲ DAB
רŵĽջ

DAC任
ο/ģ⣨D/A任

damping-factor
ҲϵʾʷŴƵԪ׶ƶ
֡ͬʷŴ迹йء

/ģ⣨D/A任digital-to-analog converter
DAC任ָƵźű任ΪģƵźŵоƬCD
LDӰDSSϵͳԼDVDŻУװDAC
任⣬ЩϵͳлʹDAC任Ҳƽ
ִ

ƣdigital Volume Control
ָͨڱʾƵźŵ01ѧźŵƽе
һֵ· 

ܣdiode
ָֻõһһֵ

źŴDSP
ֱָźŽ㣬ӶƵƵźŽд
һַʽ

DSPУDSP room correction
ָźŴDSPȥڵӰƵӦ
ķֵ͹ֵһּ

ŸţEMI
ָŲķĸš

ΧУenvelopment
ָʱһֱֻưΧĸоöĻ
ϵͳʱ

⣨equalization
ָط¼ŴLPƳƬʱЩԱܹͬ¼
ʱԸﵽƽ⡣

equalizer
ָıƵĿƽĵ·Ե͸ļ
ԿƱǾһʽ

̶etched
ָһͻ˲̬Ϣֵֹ


죨extension
ָطʱطųƵʻƵʡ

feedback
ָڷŴ·У⽫һֵźŷطŴ
Լʧʹ·øΪȶ

Һȴferrofluid
ָڷԪ϶еĺ΢ԲϵҺ塣Ȧ
ȴͶƶõġ

ٸҶ任FFT
ָʱеϢ任Ƶеһѧ㡣

˲filter
ָѡ跨ȥĳЩƵʳɷֵķȵĵӵ·

˲filter capacitor
ֱָԴȥ50HzƲЩ˲

棨gain
ʾŴŴֵ ŴܹΪ01V
ŷŴ1V֮Ϊ10档

໷PLL
ԭΪphase locked loopPLLָźŵλĳһ׼
ƵʵλԱȽϣӶʹźܹͬĵӵ·

ȵƣPWM
ơָһʾƵźŵķʱϵ
Ϣڵص֮С

MPX˲MPX filter
ָЩг¼ϼװһء ڽͨ19kHz˲
Ա˵̨ڲFMƵźʱ19kHzƵ 
¼¼ʱMPX˲͸Ƿòɣ ΪƵ
űȽϵͳ

ЧλMSB
ֵָıء 16صƵУ1ر
16bitֵֵӰ졣磬ʮƵ15389һ
У൱1У1ֱֵӰ󡣱Ƚ֮
෴ġЧλLSB

죨muffled
ָɣͨ͸ΪƵƵĸ߶Եʡ

ྶЧӦmultipath effect
ָFMƵߵ㲥Уڷ̨ͽջ֮䣬źų
Ĵ;ྶЧӦڴͽ
ɽźġ߽յֱźź;
ٵźšྶЧӦʧ棬տӽĿʱྶЧӦ
ͼ֡Ӱ

ྶЧӦָʾmultipath indicator
ָװڽϸ߼FMƵгָʾźŶྶЧӦ̶
ָʾ

迹output impedance
ӼϿĵѹ渺迹ı仯仯ʵ
ϣ迹ľͱȵ迹ĵҪ
Щˣϣ迹ܹЩ

output stage
ָеķŴ·һ

ѹoutput transformer
ָڵӹܷŴڽ佻ıѹڵӹܷ
УҪѹŴĸ迹任Ϊܹƶ
ĵ迹ѹ𵽸Ŵ˵ֱá 

ԶУoverall perspective
ҲСطʱǰƳ̶ȵɲθ
ʾǰ͵൱ǰ3ţ Ų͵
൱š

βoverhang
Уβָڼźֹ󣬵Ԫ׶軹ƶ
ڳۣβΣָӳ֧ŵ㵽ͷһξ롣 

ȡ˲over sampling digital filter
ָȥڲƵʵıƵϲЩƵƵ׵ҾƵ
Ƶ· һֻ88X˲ÿһ
7µĲӶƵ8ЩҵľƵ
ƵߵƵϣ˳

PALʽ
еPALʽΪŷ޺ҹõģPAL-Dʽ
ֱΪ625ߣα431331Ҳи16
91781ġ

ֹ߽˲high-cut filter
ָ˳Ƶ˲

------------------------------------------------------------
2003224

㲥̳
ԭϢ:
 :411409
 :ҵߵᣨתأ (1ǧ)
:б_
ʱ :2003-2-24 0:53:13
ϸϢ:

  ҵߵ 

   ṩ 

ԼڳеʱҾߵ缼ԭҵʱиС
Ǽʶ̨ƵĶԽǺǣڿܲӴ
ֱָʺӸװġҺܾСôܽҵĻ
ôԶأ--sha xi xi de

ԺҾͿʼߵ缼鲻ˡǵõʱҪǵ
ѧУͼȥЩʲôߵ硷֮־ˣѧУ鶼
ܾɣ󲿷ֶԵˣʲô8081̫ˡ
Щ·ͼĲſʼߵиʶ
Ϊѧߵ磬ҽΪӰϵ߿ĵ
ˡʲôŻϷ绰--ࣺ

Ĺ˼֮ҵߵˮƽõ˺ܴߣǺǣʵ
Ǻܲˣпʱ򣬺Ǻǣҿ׬һʲٵǮ
ԳӴ

ģп֮ǰǰмûʲôϣϸеҵ
ˣ˵ǰæҪҰһ΢ͶԽԵʱ
ݴ𰸣˭жЩأҾʹӦˡѾѪ
пǰһɹˡǺǣû뵽³֮ǻһͦ
õģÿ˸50ԪǮʱǸĻŭŰ

ϸ֮ĵһҵƪɡѧƼ֮󣬺Ǻ
ѽвͬѧУʱ˸
ȤС顣ģҵصҲŵҵߵ̨ķ棬ص
˸Żѧϰ롣

һ˳УʵþԲˣ˸߶ʱ򣬸ĸ
˵Ҫ߿ˣҵЩҵమҲҪʱˡڶͽҵ
ߵˣҵõȶˡ5555555

˵ҸĸʵѾܺˣ߶֮ǰ֧ҵ
ЩãĬҵĲΪΪ˲ⷽ顣ͬʱ߿
ҲȷʵǰҲǵˣ

ǺǣسˣżȻվͯ
£ȷУЩ֣׳ˡʱ
δͷˡв֮Ҽ£

------------------------------------------------------------
2003224

   From: BA4DW <ba4dw@vip.sina.com>
     To: chinaham@hellocq.net <chinaham@hellocq.net>
Subject: [chinaham]DXܿ31--BA4DWյQSL
                   2003224գ
   Date: 03-2-24 19:48:00

DXܿ31--BA4DWյQSL2003224գ

KP2/OK1TNάȺ10 CW
KL7J˹ӣ1810 CW
KP3Z磬14 SSB
TY7Z24 SSB
TL8CKзǣ18 SSB
3B8DBë˹18 CW

http://www.hellocq.net/forum/showthread.php?s=&threadid=
3425&pagenumber=4

SPRINGS COMING
ɽʡĸٹ·ͨ˴ϺͼеɽʡҪ֮
䶼иٹ·ӡԲߵƶ£ٹ·ȫ
ءؿߡñݡʱ˼ߡ
塣룬Եķ羰ͬԵ˲ͬԻԲ
ͬߡȤ

ϱʱ򣬾ƺӣȻˮСǺıⶳˡ
صϺ죬ճͻȻ·ϵŮǴȹӣ
˱衣Ϻ´ﵽ18ȣů档
١

ܵDX̨
һڵĿʱȫһҲ30ӣûһµĽ
ʡϱԶ вNEW ONEץ
ġŶͲΣر80ײε
ƽ𴫲Ҳ ߲ϣϵ17V26EWӼձ
źšŴļ٣߲εĴͨʱ佫
ӳϵ21ҲԶشźš

IOTAV31FG/P ޵ĲNA-073F6HQP/P EU-095
ȫʧ3G5QSA-070ǰѾˣ
һLIGHTHOUSEıš

QSL Ƭ
3ű޵ģ3ŷ޵ġ зѣзֻ2
⣬ҵļ¼ϿĶ6-8εĿƬɼѡ

BA4DW 

------------------------------------------------------------
2003226

CQ (http://www.hellocq.net/forum/index.php)

 bg4atm  02-26-2003 10:18 PM : 
ص棨ȥݵ忴

ϸ嵽ݣˣˣʶص
档
˯ȥʱһƽҲ˼мȥУãѣ
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㲥̳³ʦ:Һʮ


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Լ׵ͷǰ·ееصԶ

  Pepper ³ɣ
  Feb 22-2003

ת http://www.chat001.com/forum/leowood/411453.html
         http://www.chat001.com/forum/leowood/412763.html
         http://www.chat001.com/forum/leowood/413495.html 



㲥̳ıS208BŻʹõ

㲥̳
ԭϢ:
 :413338
 :ɽ---S208BŻʹõ (5ǧ)
:ı
ʱ :2003-2-26 22:26:07
Ķ:334
ϸϢ:

S208BŻ̨Ͼ̳Һʹù ̸ʹ
øܣȺӵзȨ̨Ϊ037S208B
ϵPig룬ɫӽȫ¡ ϶
˽£ϰе˽⣬дĶ࣬Žպͺ
BCLǶ˼գ Щƣվ̵Ķʹ
ĵθܡ 

,ͷĮҲĿתS208B,(̵ĸо~~~~~)
ͼ--ע

Ϊ,ԼԳ,Ū,Ƿд˵ô
ͼ--ע

S208BŻ˹ھͳ ʵĽԵû
ף棬һɻ߷緶رװĿ
еԲƵʾ岼þǲѡ񡢵гť
ɴϸ򣩡ұģʽѡť͵Զ漰
ťȡ沼ó߽ӿ⣬Ƶ;У
ڵȡڲΪϸԵһзŵڶƵ˲
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S208BŻƵΪ49.000-605.00MHz ΪĸлģʽΪ
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ƵƵʡӰ ͵ľVHF/UHF̨ʽ̶
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¥ʽߣ˸νգ¸£

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UHF416.850MHz435.000NHzƵʣ ǰҵλʹе
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ڿ S208BŻʹõߣӦþܼӸߣı
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ʲôóʺһƷζ 

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ⷽգѡˡȻ ӵR10ҲͬԽգ
оһ 

2 S208BĥĽ־ һЩ沨Σ
ף㻹ģʱ䣬ֵ϶

3 S208BΪ̨ʽڼɽVHF/UHFʽźŽգ
ҵ̨ҵ̨̨ȡôˬɣ

4 S208BΪ۾Ʒ һ̨һ̨Ҽ
һ㣬ֵƼղأ 

S208B۾еĺ۵ĳС治硱
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