Tracking and Alignment

Local oscillator padding, trimming.

Darshan N
Updated: 19 March 2026
8 min read

Tracking Alignment Quiz

Test your understanding of local oscillator tracking, padding, and trimming in superheterodyne receivers.

Question 1 of 3

Q1.In a superheterodyne receiver, the purpose of a padding capacitor connected in series with the local oscillator (LO) tuning capacitor is to: