Ababoneleli beeMakrofoni eziNxibeleleneyo ezingenazingcingo ezimbini kwiprojekthi yeKTV
Izikhombisi zenkqubo
Uluhlu lweefrikhwensi zerediyo: 645.05-695.05MHz (Itshaneli A: 645-665, itshaneli B: 665-695)
I-bandwidth esebenzisekayo: 30MHz ngetshaneli nganye (i-60MHz iyonke)
Indlela yokuguqula: Ukuguqulwa kwamaza e-FM Inombolo yetshaneli: ukuhambelana kwamaza e-infrared ngokuzenzekelayo kwiitshaneli ezingama-200
Ubushushu bokusebenza: ukusuka kwi-18 degrees Celsius ukuya kwi-50 degrees Celsius
Indlela ye-Squelch: ukufunyanwa kwengxolo ngokuzenzekelayo kunye ne-squelch yekhowudi ye-ID yedijithali
I-offset: 45KHz
Uluhlu olutshintshayo: >110dB
Impendulo yomsindo: 60Hz-18KHz
Umlinganiselo opheleleyo wesignali-ingxolo: >105dB
Ukuphazamiseka okubanzi: <0.5%
Izalathisi zomamkeli:
Imo yokwamkela: i-superheterodyne yokuguqula kabini, ulwamkelo lokwenyani oluhlengahlengiswa kabini
Imo ye-Oscillation: I-PLL phase locked loop
I-frequency ephakathi: i-frequency yokuqala ephakathi: 110MHz,
I-frequency yesibini ephakathi: 10.7MHz
Ujongano lwe-antenna: Isihlalo se-TNC
Imo yokubonisa: LCD
Uvakalelo: -100dBm (40dB S/N)
Ukunciphisa okungeyonyani: >80dB
Isiphumo somsindo:
Ayilingani: +4dB(1.25V)/5KΩ
Ibhalansi: +10dB(1.5V)/600Ω
Umbane wombane: DC12V
Umbane wangoku: 450mA
Izalathisi zothumelo: (ukuqaliswa kwe-908)
Imo ye-Oscillation: I-PLL phase locked loop
Amandla okukhupha: 3dBm-10dBm (ukuguqulwa kwe-LO/HI)
Iibhetri: iibhetri eziyi-2x“1.5V No. 5”
I-current: <100mA(HF), <80mA(LF)
Ixesha lokusebenzisa (ibhetri ye-alkaline): malunga neeyure ezi-8 kumandla aphezulu
Ukungasebenzi kakuhle okululaunyango
| iimpawu zokungasebenzi kakuhle | Iinkqubo zininziunobangela |
| Akukho sibonakaliso kwi-receiver nakwi-transmitter | Akukho mandla kwi-transmitter, amandla omamkeli awaqhagamshelwanga kakuhle |
| Umamkeli akanayo isignali ye-RF | Iibhendi zefrikhwensi yomamkeli kunye neyomthumeli zahlukile okanye azikho kuluhlu olwamkelekileyo |
| Kukho isignali yerediyo, kodwa akukho signali yesandi | Imakrofoni yokudlulisela ayiqhagamshelwanga okanye i-squelch yesamkeli ixhaphake kakhulunzulu |
| Ukungasebenzi kakuhle kwesekethe yesikhokelo sesandi | |
| Ukuseta imo yokuthula | |
| Ingxolo yangasemva yesiginali yomsindo inkulu kakhulu | Ukuphambuka kwefrikhwensi yokudlulisa imodulation kuncinci kakhulu, fumana imveliso yombane Inqanaba liphantsi, Okanye kukho isignali yokuphazamiseka |
| Ukuphazamiseka kwesignali yomsindo | Thumelai-terukuphambuka kwefrikhwensi yemodulation kukhulu kakhuluinkulu, imveliso yombane yesamkeli Inqanaba likhulu kakhulu |
| Umgama wokusetyenziswa mfutshane, isignali ayizinzanga | Amandla okuseta i-transmitter aphantsi, kwaye i-squelch yesamkeli inzulu kakhulu. Ukuseta okungalunganga kwe-antenna yomamkeli kunye nokuphazamiseka okukhulu kwebhetri macala onke. |







