An integrated radio frequency terminal system comprising: an integrated modem including: a baseband modem device configured to receive user data and communicate user data to and from a user device via a digital interface cable, a transmit tuner connected to the baseband modem device and configured to receive the user data and convert the user data from baseband to an intermediate frequency band, wherein the transmit tuner includes an adjustable, agile local oscillator configured to provide a plurality of waveforms, such that transmission of the user data is digitally configurable and adjustable without physically modifying the integrated modem , wherein the oscillator is further configured to enable the user data to be transmitted using satellite communications or terrestrial communications, and a receive tuner connected to the baseband modem device and configured to convert received incoming data in an intermediate frequency band to baseband and provide the converted incoming data to the baseband modem device; a power amplifier connected to the integrated modem and configured to convert the user data from the intermediate frequency band to a radio frequency band; and a low noise amplifier connected to the integrated modem and configured to convert received incoming data from the radio frequency band to the intermediate frequency band. an integrated modem including: a baseband modem device configured to receive user data and communicate user data to and from a user device via a digital interface cable, a transmit tuner connected to the baseband modem device and configured to receive the user data and convert the user data from baseband to an intermediate frequency band, wherein the transmit tuner includes an adjustable, agile local oscillator configured to provide a plurality of waveforms, such that transmission of the user data is digitally configurable and adjustable without physically modifying the integrated modem , wherein the oscillator is further configured to enable the user data to be transmitted using satellite communications or terrestrial communications, and a receive tuner connected to the baseband modem device and configured to convert received incoming data in an intermediate frequency band to baseband and provide the converted incoming data to the baseband modem device; a baseband modem device configured to receive user data and communicate user data to and from a user device via a digital interface cable, a transmit tuner connected to the baseband modem device and configured to receive the user data and convert the user data from baseband to an intermediate frequency band, wherein the transmit tuner includes an adjustable, agile local oscillator configured to provide a plurality of waveforms, such that transmission of the user data is digitally configurable and adjustable without physically modifying the integrated modem , wherein the oscillator is further configured to enable the user data to be transmitted using satellite communications or terrestrial communications, and a receive tuner connected to the baseband modem device and configured to convert received incoming data in an intermediate frequency band to baseband and provide the converted incoming data to the baseband modem device; a power amplifier connected to the integrated modem and configured to convert the user data from the intermediate frequency band to a radio frequency band; and a low noise amplifier connected to the integrated modem and configured to convert received incoming data from the radio frequency band to the intermediate frequency band. <EOS>