KATHREIN VWS 04 Broadband House Connection Amplifier 20dB Gain 47-862MHz

With a 20 dB gain across 47–862 MHz, the KATHREIN VWS 04 amplifies terrestrial TV and radio signals for reliable DVB-T/T2, FM, and DAB+ reception throughout the home.

Overview

The VWS 04 is a broadband house connection amplifier designed for distributing terrestrial signals to multiple outlets. It features adjustable attenuation and equalization (0–18 dB each) to compensate for cable losses and slope, ensuring balanced signal levels. The die-cast aluminum housing provides durability and shielding (Class A).

What stands out

• 20 dB gain with adjustable attenuation and slope for precise signal balancing
• Low noise figure (< 6 dB) preserves signal quality
• High output capability: 100 dBµV (3-channel, DIN 45004B)
• Class A shielding reduces interference
• Compact F-connector design for easy installation

Technical details

• Frequency range: 47–862 MHz
• Gain: 20 dB
• Adjustable attenuation: 0–18 dB
• Adjustable equalization: 0–18 dB
• Max. output level (3-channel): 100 dBµV
• Noise figure: < 6 dB
• Input return loss: > 10 dB
• Output return loss: > 10 dB
• Power supply: 230 V AC, 50 Hz
• Power consumption: 3.5 W
• Connectors: F-connector (1 input, 1 output)
• Operating temperature: -20 to +55 °C
• Housing material: die-cast aluminum

Our verdict

A solid choice for distributing terrestrial signals in residential installations, offering flexible adjustment and reliable performance.