Surmedia 5G 30dB UHF/VHF Indoor Home Amplifier with 1 Input and 2 Outputs

SKU
SMA258
Brands: Surmedia Spain
€20.91
Tax included
Availability: On request
1 to 7 days

Surmedia SMA258 5G 30dB VHF/UHF Indoor Amplifier with 2 Outputs

The Surmedia SMA258 is an indoor home amplifier designed to boost a weak DTT signal and distribute it to two televisions. Its 28 to 30 dB gain helps compensate for signal losses that may cause pixelation or interruptions, provided the input signal retains sufficient quality.

It operates with VHF/UHF signals from 88 to 694 MHz and features an integrated LTE 5G Protect filter to reduce interference from mobile communications. It has one input and two amplified outputs, allowing two television lines to be supplied from a single signal point.

The manual adjustment of up to 15 dB allows the installer to adapt the level to the length and losses of the coaxial cable. Amplification can be reduced to prevent overload on short cable runs or adjusted when one television is located farther away.

This compact solution is suitable for extending or correcting a domestic DTT distribution system, with two outputs and protection against 5G interference. It cannot replace a faulty antenna or recover a missing or poor-quality signal, so the output level should be adjusted according to the signal received.

Reference: SMA258

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Extended information about the Surmedia SMA258 5G 30dB VHF/UHF Indoor Amplifier with 2 Outputs

Practical applications of the Surmedia SMA258 amplifier

Example 1: Correcting pixelation and distributing the signal to two televisions

An installer finds that the DTT signal at the main outlet is present but becomes too weak after being divided between the living-room television and a second TV in a bedroom. The Surmedia SMA258 is installed before the two cable runs, and its adjustment control is set after measuring both outlets. It is selected instead of a passive splitter because the installation requires additional gain and two amplified outputs.

Example 2: Extending an indoor network with a long coaxial cable run

During a home renovation, a second television point is added at a considerable distance from the main outlet, and the longer coaxial cable run reduces the available signal level. The installer uses the Surmedia 5G indoor amplifier to supply the existing television and the new line, adjusting the level by up to 15 dB according to the measurements obtained. Its LTE 5G Protect filter helps protect DTT reception against mobile interference above 694 MHz.

Package contents of the Surmedia SMA258 amplifier

  • Surmedia SMA258 indoor home amplifier.

Technical specifications of the Surmedia SMA258 amplifier

Specification Value
Brand Surmedia
Reference SMA258
Product type Indoor home amplifier
Application Terrestrial digital television distribution
Supported signals VHF/UHF
Inputs 1
Outputs 2
Frequency range 88–694 MHz
Specified UHF channels C21–C48
Gain 28–30 dB
Manual adjustment Up to 15 dB
Output level 2 × 104 dBµV
Noise figure Less than 4 dB
Interference protection Integrated LTE 5G Protect filter
Power supply 230 V AC ±10%
Power consumption 2.2 W
RF connections F-type female
Installation environment Indoor
Colour White

 

More Information
Hight 0.000
Length 0.000
Width 0.000
DTT System DTT Amplifier
SERIES DTT F-connector
Color White
Type Indoor home amplifier
Entorno Interior
# Inputs 1
Outputs 2
Gain 30
LTE compatible Yes
Product Brand Surmedia Spain
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