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Dingshengwei Electronics Co., Ltd

catv modulator, modulator, catv, catv products, RF modulator, Manufacturer and Supplier - China(CN)

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Information for Buyer

  • Dingshengwei Electronics Co., Ltd
  • OEM Service: No
  • Register Time: 2009-03-10

  • (Shezhen, China(CN)) Map
  • Local time: 17:35:55 2009-12-22
  • Phone: +86 /755-33019316
  • Contact Person: Ada Wang

Products Detail

Economy Fixed Channel Modulator (Adjacent Channel) (SK-963B)

Rank :
  • Business Information:
  • Made In : Christmas Island(CX)

Product Feature:

Features
1. Intermediate frequency, high functional index.
2. Be processed with 1 saw filters.
3. PLL technique is applied to audio and RF local oscillator¡A
high frequency stability and high accuracy.
4. MMIC circuits are on key parts and SMT technology is applied to the overall unit.
5. Digital displays channel number.
6. Output adopts screw filters.
7. Output level adjustment and A/V adjustment on front panel.
8. With high security and high temperature stability.
9. High capability and competitive price.
10. Luxurious 19¡¨ standard housing.
11. We can make different channels according to the customer requests.

Product Specifications:

Specifications




reflection output frequency range 45-870MHz
frequency accuracy ¡Ó 5KHz
output level 113dB?V¡]?550MHz¡^110dB?V¡]?550MHz¡^
out of band suppression ?60dB
side-band suppression ?60dB
output impedance 75 £[
video to audio carrier ratio -10dB ~ -20dB



video
frequency input level 0.6 ~ 1.5Vp-p
input impedance 75 £[
input reflection 30dB min
K coefficient 4 % max ¡] 2T pulse ¡^
video s/n 50dB ( no emphasis )
C/L delay 40nsec
frequency response ¡Ó 1dB¡] 25Hz ? 5.8MHz¡^
differential gain ¡Ó 4% ¡] modulation 87.5 ¡^
differential phase ¡Ó 4 ¢X


audio
frequency input level -10 ~ 10 dBm
input impedance 10K£[ min
frequency response ¡Ó 1dB max¡]40Hz ? 15KHz¡^
distortion 0.5 %
signal to noise ratio -60dB
audio picture interval according to the style
power supply voltage 110V or 220V

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