Features: 1) Adopts low-noise micro tube circuit or SOT-115 encapsulate CATV dedication RF module in forward path to ensure steady output level and good non-linear 2) Adopts low-noise micro tube push-pull circuit in reverse path to ensure small distortion and high signal noise ratio 3) Plug-in dual-filter and fixed (or VAR ) equalizer and attenuator, plug-in output tap, science detector is rational, test conveniently 4) Waterproof cast-aluminum shell, high-reliable power switching and tight anti-thunder system guarantees that the equipment can work steadily in succession for a long time in the abominable environment of field
