Adjacent Frequency Agile Modulator (CATV Headend)
Product Details:
| CATV Headend | Adjacent Frequency Agile Modulator |
|---|---|
| Place of Origin | Sichuan, China |
| Brand Name | TELECAST |
Payment & Shipping Terms:
| Minimum Order Quantity: | 20 Set/Sets 5 sets |
|---|---|
| Price: | FOB h USD 1000~1500 |
| Payment Terms: | T/T |
| Supply Ability: | 1000 Set/Sets per Day 7 |
Detailed Product Description
CATV Headend,Adjcent Frequency Agile Modulator
Specifications:
1) Video input amplitude: 1Vp-p (whole TV signal, positive)
2) Video input impedance: 75W (lotus flower plug seat)
3) Audio input amplitude: 0.775V
4) Audio input impedance: 10kW (imbalance lotus flower plug seat)
5) Degree of video modulation signal: ≥87.5%
6) Video flatness: ≤75dB
7) Phase of differential coefficient: ≤2
8) Gain of differential coefficient: ≤2%
9) Delay difference of color or light: &le30ns
10) Video signal to noise ratio: ≥58dB (unweighted); &ge64dB (weighted)
11) Output frequency: 45870MHz
12) Frequency accuracy: ≤1kHz
13) Total frequency deviation: ≤5kHz
14) Output level of video carrier: ≥120dBmV
15) Adjusting range of output level: 015dB
16) Audio carrier power to video carrier power ratio: negative
10negative 20dB
17) Carrier to noise ratio (C/N): ≥65dB (fc MHz); ≥70dB (fc MHz);
≥80dB (fc 6MHz)
18) RF output impedance: 75W
19) Output suppression: ≥65dB
20) Error of video / audio carrier interval: ≤5kHz
21) Maximum partial frequency of audio: 0kHz
22) Pre-emphasis of audio: 50ms
23) Audio flatness (40Hz - 15KHz): ≤5dB
24) Distortion degree of audio: ≤1%
25) Audio signal to noise ratio: ≥60dB
26) Carrier to inter-modulation ratio: ≥60dB
27) Output Return loss: ≥15dB (VHF); ≥12dB (UHF)
28) Power supply: 220V AC10% 50Hz 20VA
29) Dimensions: 19" standard structure
30) Fixing dimensions: 465 1.8mm
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Adjacent Frequency Agile Modulator (CATV Headend)
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Company Info
Telecast Technology Co., Ltd.
[China]
[Verified Member]
City: Chengdu
Province/State: Sichuan
Country/Region : China
Business Type:Manufacturer
Online Postings: Products

















