User Manual

Copyright © 1999 Trango Systems, Inc. All rights reserved.
19
VRX2500 Receiver: Electrical
RADIO SECTION:
LO Frequency: 1933-1990 MHz
Frequency Stability: 0.0025% PLL Stabilized (25 ppm) over temperature
Cascade P1dB Input: > -18 dBm
Cascade IP3 Input: > -5 dBm
IF Bandwidth: 16 MHz (3 dB)
Image Rejection: > 60 dB
Channel Rejection: > 20 dB between adjacent channels
> 90 dB between channels 1 and 4
> 60 dB between channels 2 and 4, 1 and 3
FM Threshold: -90 dBm
Cascade Noise Figure: < 5 dB
VIDEO SECTION:
Video 3dB BW: 5.8 MHz (Conforms with NTSC/PAL standard)
Video Output S/N: > 37 dB with –85 dBm RF input
> 40 dB with –80 dBm RF input
> 45 dB with –75 dBm RF input
Video Diff. Gain: < 10%
Video Diff. Phase: < 5 degrees
Chr. To Lum. Gain: 70% to 107%
Chr. To Lum. Delay: ±60 nS
Output Load Imp.: 75 Ω
DC Clamping: Back Porch with .15 V typical DC offset