When two transmission lines are placed close to each other, they are said to be coupled. This coupling can be used to built

Etch back is a technique by which ______.

Parasitic effects influence the working of a PCB.

In the layout approach, a 'Puppet' is used for_____.

For TTL , we require a wave impedance of_____.

Large values of wave impedance call for _____.

The absolute dimensional accuracy of a film master is determined by

All the processing steps for manufacturing ultra thin foils except ____are conventional.

Multiwire boards are used in

Which of the following is a mechanical machining operation on PCBs?

The inks used in screen printing are mostly