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Help CenterJM-4860 4 in 1 Fixed Modulator / CATV 4 in 1 Economy Headend Modulator
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Specifications
JM-4860 4 in 1 Fixed Modulator*Steady and Reliable
*High Quality
*Direct Factory Price
*With1 year warranty
JM-4860 4 in 1 Fixed Modulator / CATV 4 in 1 Economy Headend Modulator
Description:
1. 4CH video and audio input, one RF output frequency across the four channels.
2. Using high-frequency modulation band of small disturbances.
3. Audio, image using MCU lock-in technique, frequency stability and accuracy are high.
4. The whole sheet are used in each functional circuit technology, high machine reliability.
5. The operation is convenient, volume, video modulation can adjust the front panel.
Specifications :
Reflection |
output frequency range |
47~ 860MHz |
|
frequency accuracy |
±5kHz |
||
output level |
85-90dBmV |
||
out of band suppression |
≥60dB |
||
output impedance |
75 Ω |
||
input reflection |
12dB min any frequency |
||
|
Video Frequency |
video to audio carrier ratio |
18 ± 2dB |
|
input level |
0.6 ~ 1.5Vp-p |
||
input impedance |
75Ω |
||
input reflection |
30dB min |
||
video s/n |
60dB |
||
C/L delay |
45nsec |
||
frequency response |
±1dB |
||
differential gain |
±5 % modulator 87.5 % |
||
differential phase |
±5 % modulator 87.5 % |
||
|
Audio Frequency |
input level |
-10 ~ 10 dBm |
|
input impedance |
10KΩ min |
||
frequency response |
±1dB |
||
distortion |
1 % |
||
signal to noise ratio |
-60dB |
||
audio image interval |
according to the standard |
||
Power Supply |
voltage |
110 ~ 245V |
|
power supply watt loss |
15W max |
||
Storage Temperature |
-20°C ---- + 70°C |
||
Working Temperature |
0°C ---- + 45° |
||
Product Photos:
Introduction of Detaik :
Shenzhen Detaik Technology Co., Ltd. is a technological enterprise integrated with research & development, production and sales of top innovation and active, which located in Special Economic Zone - Shenzhen City in China. Based on the accurate markets trend, we focus on the latest display technology research with products layout to achieve the most cutting-edge level of accurate comprehensive species, advanced functionality, design fashion, product parameters. Topping quality, reputation and services is our aim.
As a professional manufacturer of cable TV front-end equipment and terminal display devices, our main products are as follows: POS Terminal, POS Touch Monitor, LCD monitors, , LCD TV, LCD Touch monitor , POS peripheral accessories and television modulators and mixers, which are fast seller in North America, South America, Eastern Europe, Southern Europe, North Africa and Southeast Asia.
Supported by our new and old customers, our company has developed so far, because of fully perfected pre-service improved completely to meet new and old customer. We will continue this with greater confidence to provide you with better products and more satisfied after-sale service.
Q: Why choose Detaik ?
A: 1. Professional CATV headend manufacture with great experience .
2. Own factory , you could share direct factory price .
3. Quality guaranteed by our QC.
4. Direct factory price , and in high quality .
Q: What's the time of delivery ?
A: It's subject to your order quantity and our production schedule . Usually , 3-5 working days for sample order , 15-20 working days for mass production after receipt of payments .
Q: What paying methods do you accept ?
A: T/T and WestUion .
Q: How is your warranty policy for goods ?
A: We focous on our after-sale service , and all our products share 12 months' warranty .
Cotact Method:
*Pls feel free to contact us for any questions or special requirements . Thank you so much for your coopreation !
Send Inquiry to This Supplier
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