Ultra High Frequency Lines » Exercise - 12. _______ can be placed at either end of a transmission line to convert between 72Ω unbalanced line to a 300Ω balance line : (a) Stub (b) Resonant circuit (c) Balun (d) Coupler
Ultra High Frequency Lines » Exercise - 13. When does a transmission line terminated in a short, look like a short to the source ? (a) At quarter-wavelength (b) At half-wavelength (c) At less than λ/5 (d) At less than λ/4