ATA-100 series is an ideal power amplifier that can amplify AC and DC signals. The bandwidth is as high as DC~5MHz, and it has 50 Ω, 1 MΩ input resistance. It can perfectly match the signal source with high and low internal resistance to realize the perfect amplification of signal. The output resistance 0.5 Ωand 50Ω are adjustable, customers can choose flexibly according to the test requirements.