Ainda não temos significados para "preamplifier".
1Adjustments to the theory are described to account for preamplifier noise contributions.
2But it was many years later, using a low noise GASFET preamplifier.
3To make things even clearer, a preamplifier boosts the signal to the television.
4I was hoping to make some Moonbounce contacts, but at that time it was very difficult to construct low noise preamplifiers.
5Preamplifiers with fixed gains of 10(5) VA and custom built amplifiers with variable gains are used for signal amplification.
Preamplifier ao longo do tempo