| 摘要 |
FIELD: radio engineering, communication.SUBSTANCE: non-inverting current amplifier-based selective amplifier has an input voltage source (1), a voltage-to-current converter (2), an output transistor (3), an auxiliary voltage source (4), a first (7) and second (8) balancing capacitor, a second (9) frequency-setting resistor.EFFECT: high Q-factor of the amplitude-frequency curve of the selective amplifier and its voltage gain at quasi-resonance frequency f.7 dwg |
