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870MHz 2-Way Amplifier with Aluminum Die-Casting Housing
| Negotiable | 1 Piece (MOQ) |
Min. Order:
1 Piece
Port:
Shenzhen, China
Production Capacity:
3000PCS/Month
Payment Terms:
L/C, T/T, Western Union, Paypal, Money Gram, WeChat
Guangdong, China
Last Login Date:
Oct 20, 2025
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Product Description
Company Info
Basic Info.
Model NO.
SFD-8734S3K6D4
Type
CATV Equipment
Function
Signal Transmitting Device, Signal Transmission Equipment, Signal Monitoring Equipment
Certification
ISO
Condition
New
Flatness
±0.75 dB
Return Loss
≥16dB
C/CTB
≥65dB
C/Cso
≥63dB
Trademark
SEEHAI
Transport Package
CTN
Specification
870MHz
Origin
China
HS Code
8543709200
Product Description
870MHz 2-Way Amplifier
MODEL: SFD-8734S3K6D4
MODEL: SFD-8734S3K6D4
Features
*Aluminum die-casting housing, surface spray treatment, good looks and strong structure with anti-corrosion.
* Waterproof design, tight structure for lightning protection, rainproof connector, fit for outdoor use.
* Forward and return adopt amply modules which are from NXP or China with advanced technique and reliable performance
* -20dB independent input and output test ports are set inside (outside optional) the product for the forward and return path. 2-way high level output, user can choose 3-way output by plug-in module according to the exactly demand.
* Modularized plug-in diplex filter, equalizer and attenuator, easy to choose or upgrade according to user's requirement.
* Independent installation design for the power supply, 60 VAC (220VAC optional).
* Apply to two way CATV system.
Block Diagram:
Specification:
*Aluminum die-casting housing, surface spray treatment, good looks and strong structure with anti-corrosion.
* Waterproof design, tight structure for lightning protection, rainproof connector, fit for outdoor use.
* Forward and return adopt amply modules which are from NXP or China with advanced technique and reliable performance
* -20dB independent input and output test ports are set inside (outside optional) the product for the forward and return path. 2-way high level output, user can choose 3-way output by plug-in module according to the exactly demand.
* Modularized plug-in diplex filter, equalizer and attenuator, easy to choose or upgrade according to user's requirement.
* Independent installation design for the power supply, 60 VAC (220VAC optional).
* Apply to two way CATV system.
Block Diagram:
Specification:
| No. | Parameter | Reference Standard |
| 1. RF performance --- Forward path | ||
| 1.1 | Pass band Frequency | 82 to 870 MHz |
| 1.2 | Operation Gain | 34dB |
| 1.3 | Noise Figure | ≤10 dB |
| 1.4 | Interstate Slope | 13.5 dB |
| 1.5 | Test Point(all) | -20 dB±1 dB |
| 1.6 | Output Level(s) | 42 dBmV min.@82MHz and 54dBmV min.@870MHz |
| 1.7 | Channel Loading | 75 NTSC Analog +75 digital |
| 1.8 | C/CTB | ≥65dB |
| 1.9 | C/CSO | ≥63dB |
| 1.10 | XMOD | -- |
| 1.11 | Flatness | ±0.75 |
| 1.12 | Return Loss | ≥16dB |
| 2. RF performance - Reverse path | ||
| 2.1 | Pass band Frequency | 5-65MHz |
| 2.2 | Gain | 20 |
| 2.3 | Test Point (all) | -20dB±0.5dB |
| 2.4 | Noise Figure | ≤12dB |
| 2.5 | Output Level | 40dBmV |
| 2.6 | Channel Loading | 4-6 PAL analog channels |
| 2.7 | XMOD | ≥52 dB |
| 2.8 | C/CTB | -- |
| 2.9 | C/CSO | -- |
| 2.10 | Flatness | ±0.75dB |
| 2.11 | Return Loss | ≥16dB |
| 3. General | ||
| 3.1 | Operating Temperature Range | -40 to + 70ºC |
| 3.2 | Power | 30 to 100 VAC |
| 3.3 | Power supply | 60VAC,1.8A |
| 3.4 | DC Ripple | < 15 p-p mV |
| 3.5 | Power Consumption | 31W |
| 3.6 | Hum | 65dBc |
| 3.7 | AC Bypass Current | 10A |
Install Size: Unit: mm
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