Two-stage wideband amplifier


Posted on Apr 13, 2012

A wideband high gain configuration using two SL550s connected in series. The first stage is connected in common emitter configuration, the second stage is a common base circuit. Stable gains of up to 65 dB can be achieved by the proper choice of Rl and R2


Two-stage wideband amplifier
Click here to download the full size of the above Circuit.

The bandwidth is 5 to 130 MHz, with a noise figure only marginally greater than the 2 dB specified for a single stage circuit.




Leave Comment

characters left:

New Circuits

.

 


Popular Circuits

High Voltage High Current Power Supply
crystal controlled timebase
simple low cost digital code lock
LC Meter Circuit Coil Capacitor Meter
TL082 Gobal chips
LED Modulation Circuits
Four reverse brake circuits to operate energy



Top