Multi-stage amplifier (T443E)

This circuit was found in MIT documentation. The multi-stage circuit is designed to amplify weak signals for analysis on an oscilloscope.

VHF Amplifier (CB3886E)
This circuit was originally designed to measure the gain of two-door RF MOSFETs as indicated by...
Frequency Doubler (CB4868E)
This low frequency doubler requires a 50 mV signal at the input. The circuit is from an old...
White Noise Generator With the 741 (CB401)
This circuit uses a transistor as noise source and a 741 IC as amplifier, sourcing a high...