Pre-amplifiers

P. 431
difference of two signals: 50 kHz, Pre-amplifier input2: ?55 dBm 1 dB gain compression �]35 dBm (100 MHz, at pre-amplifier input level2) Functions QP detection 6 dB bandwidth 200 Hz, 9, 120 kHz Accuracy: ±30% (18¢ª to 28¢ªC) Display LOG scale, 5 dB/div (10 divisions) Linearity: �}2

P. 15
low noise amplifier in RF receivers is used to boost the incoming signal prior to the frequency conversion process. This is important in order to prevent mixer noise from dominating the overall front-end noise performance

P. 382
connect the minus input of the receiver preamplifier to the PE. Impractical cable routing In the case of insufficient receiving range, the following must be heeded: ? Preamplifier cable must not be