Proteus Mc1496 Lib Link

Mastering the MC1496 in Proteus: A Complete Guide to Finding, Importing, and Simulating the Balanced Modulator

  1. The Carrier Signal (High Frequency): Injected into the upper differential inputs. In a real lab, this might be a 100kHz sine wave.
  2. The Modulating Signal (Low Frequency): Injected into the lower differential inputs. This is your audio or data signal (e.g., 1kHz).
  3. The Biasing Network: This is where most simulations fail. The MC1496 requires a specific DC offset to function. In the schematic, you must connect resistors to set the gain and bias the internal transistors.

Carrier Suppression:

Achieves high levels of carrier suppression (typically 65 dB at 0.5 MHz) by balancing the currents in the differential amplifier using a bias trim potentiometer.

Locate Library Folder:

Navigate to your Proteus installation directory. Proteus Mc1496 Lib

The "Virtual Terminal" Advantage