Difference Amplifier
0 likes0 copies0 comments
Open it in Benchspice to change it☆ Bookmark
This circuit differences two ac signals.
Parts
| Part | Count | Values and models |
|---|---|---|
| Resistor | 4 | 1k |
| Voltage source | 3 | DC 5 SIN(2 2 10k), DC 5 SIN(5 5 10k), 12 |
| Op-amp (with supplies) | 1 | LM358 |
Picture
Simulation
This circuit is set up for a transient (time domain) analysis: .tran 500u. Run it in your browser, change values and see the waveforms update.
SPICE netlist
* Difference Amplifier - Main XU1 n001 n002 vcc 0 out LM358 R1 n002 v1 1k R2 n001 v2 1k R3 0 n001 1k V1 v1 0 DC 5 SIN(2 2 10k) V2 v2 0 DC 5 SIN(5 5 10k) R4 out n002 1k V3 vcc 0 12 * LM358 behavioral macromodel (In+ In- V+ V- OUT) .subckt LM358 1 2 3 4 5 U1 1 2 3 4 5 gain=100k gbw=1meg slew=0.3meg hr=0 vos=2m .ends LM358 .tran 500u .end
