Kev piav qhia
MTCM-45 Tsau Channel SAW Lim Modulator yog tus kws tshaj lij channelized heterodyne audio / video modulator nrog lub peev xwm channel nyob ib sab. Cov channel tuaj yeem yooj yim dua - hloov mus rau lwm qhov channel hauv nws pab pawg. Lo band, Mid band, Hi-band, Super band, Hyper band thiab Ultra band los ntawm kev hloov qhov chaw ntawm oscillator dip mus thiab rov qab cov zis lim. PLL oscillator nrog microprocessor tuaj yeem tswj cov zis zaus kom ua tau raws li FCC xav tau qhov tseeb thiab tawm - teeb tsa. Qhov no modulator txais tus qauv polarity (sync negative) video nyob rau hauv qhov ntau ntawm 0.7V rau 2.6V pp.
- Pom lim rau superior vestigial sab band teb.
- Microprocessor tswj qhov zaus ua tau raws li txhua qhov FCC qhov tseeb thiab qhov yuav tsum tau ua tawm.
- Channel tuaj yeem rov- teeb tsa hauv nws pawg los ntawm re- teeb tsa qhov hloov pauv thiab tso zis lim nkaus xwb.
- Ua ntej- hais txog kev swb hloov mus siv tau los ntawm sab vaj huam sib luag rau kev ntxig ntawm cov teeb liab sib xyaw BTSC tso suab.
Specification
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Qhov chaw ntawm Keeb Kwm: Guangdong, Suav |
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Tus Qauv Zauv: GDM-006 (MTCM-45) |
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RF |
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Output Channels |
CATV 2-135, UHF 14-69 |
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Cov zis theem |
45dBmV (min) |
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Ntau yam: |
12dB (Adjustable) |
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A/V cab kuj ratio |
-11dB txog -22dB (Adjustable) |
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Visual Carrier Stability |
± 5 KHz |
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Aural Carrier Offset |
± 4.5MHz |
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Aural Carrier Stability |
± 10 kHz |
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Spurious tso zis (dBc) |
-60 dBc |
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C/N ratio (hauv -band) |
-60 dBc |
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Broadband suab nrov (dBc) |
-95 |
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VIDEO |
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Mini Video Input |
.5Vp-p |
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Zaus teb |
± 1.7dB (30Hz txog 4.2MHz) |
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Video S/N |
60dB ib |
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Hum Ratio |
-60dB |
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Differential nce |
±5% |
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Differential Phase |
± 5 degrees |
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Pab pawg qeeb |
7 5 nsq |
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AUDIO |
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Input Requirements |
500mV (25 kHz dev) |
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Input Impedance |
10kΩ |
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Zaus teb |
± 1.5 dB (50Hz-15kHz) |
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Distortion (THD) |
1% |
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Ua ntej-Kev tsom xam |
75usec (xaiv tau) |
FAQ
Q: Koj puas tuaj yeem tsim qhov kev txiav txim nrog tus neeg siv khoom lub npe?
A: Yog lawm, tau kawg. OEM & ODM kev pabcuam yog sov so.
Q: Koj tswj cov khoom zoo li cas?
A: Zoo ua ntej. Tag nrho peb cov khoom raug xaiv raug kuaj xyuas ua ntej ntim thiab xa khoom.
Q: Koj yuav xa cov khoom li cas?
A: Peb feem ntau thauj los ntawm hiav txwv lossis huab cua.
Q: Koj lub lag luam loj yog dab tsi?
A: Tebchaws Europe, North America, South America, Middle East, thiab lwm yam.
Cim npe nrov: Tuam Tshoj taag channel pom filterd modulator manufacturers, lwm tus neeg, Hoobkas
