# Oscillators

### Explanation of question 4

In Fig. 16.1, C4 and C5 are

1. small, to counteract the inductance
2. small, to act as trimmer capacitors
3. large, to overwhelm any change in transistor capacitance
4. large, to act as a block to any direct current

The answer is :- 3 to swamp any change.

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