Voltage Controlled Oscillators (VCO) use either a a strip-line, dielectric resonator or LC components to control the frequency.
Applications include GSM, GPS, DAB and WLAN.
Both narrow and wide band versions are available. Wide band versions are supplied in industry standard 13x13mm and 20x11mm cases while narrow band versions are available in packages as small as 4.5x3.2mm.
Visit the Magna Frequency Components LTD. website for more information on Voltage Controlled (VCO) Oscillators