The impedance multiplication circuit, using the unity gain
buffer amplifier, is shown in Fig.
As a result, this new device serves as an excellent LNA or
buffer amplifier for wireless communications applications such as millimeter-wave point-to-point radio, local multipoint distribution services (LMDS), SATCOM and VSAT applications.
These base station mixers are discrete designs or hybrid modules1 driven by external 50 [OMEGA]
buffer amplifiers. Therefore, it is possible to filter the local oscillator residual noise before applying it to the mixer.
They contain internal regulators, internal
buffer amplifiers, and operate over the temperature range of -30[degrees] to +70[degrees]C.
The classic feedback oscillator lends itself to meeting these requirements, (1) while an MMIC-based implementation results in a low cost solution incorporating ancillary circuits such as
buffer amplifiers, a prescaler and a frequency doubler.
LT-series synthesizers are supplied with internal regulators, internal
buffer amplifiers and typically operate over the temperature range of -30[degrees] to +70[degrees]C.
The LT-series is supplied with internal regulators, internal
buffer amplifiers and typically operates over the temperature range of -30[degrees] to +70[degrees]C.
This pair of GaAs InGaP HBT MMIC VCOs has integrated resonators, negative resistance devices, varactor diodes and
buffer amplifiers covering applications from 5.0 to 6.1 GHz.
The phase-locked frequency synthesizers are supplied with internal regulators, internal
buffer amplifiers and typically operate over the temperature range of -30[degrees] to +70[degrees]C.