Quasonix QSX-RDMS-RM Series, Installation And Operation Manual, Page: 21 / 190

Rack-Mount RDMS
TM
Telemetry Receiver
6 Quasonix, Inc.
2 Specifications
Characteristic Specification
Receiver Section
Type Dual-conversion superheterodyne
Standard Input RF Frequency
P band: 400.0 MHz – 1150.0 MHz
Lower-L band: 1435.0 MHz – 1534.5 MHz
Upper-L band: 1755.0 MHz – 1850.0 MHz
S band: 2200.5 MHz – 2394.5 MHz
C band: 4400.0 MHz – 5150.0 MHz
P and S bands: 400.0 MHz – 1150.0 MHz and
2200.5 MHz – 2394.5 MHz
S and C bands: 2200.5 MHz – 2394.5 MHz and
4400.0 MHz – 5150.0 MHz
Tri band: Lower L, Upper L, S
Quad band: Lower L, Upper L, P, and S
Quad band: Lower L, Upper L, S, and C
5-band: Lower L, Upper L, S, C, and P
Tuning resolution
Tunes in 62.5 kHz increments, to the 70 MHz IF output, after the 70 MHz IF output,
receiver tunes in increments of less than 1 Hz
Frequency stability
1 ppm over temperature
1 ppm per year aging
Reference oscillator 20 MHz
Noise figure 3.5 dB (typical), 5 dB (maximum)
LO phase noise, measured at 70 MHz
IF output
-115 dBc/Hz @ 1 MHz offset
Maximum RF input +20 dBm (+10 dBm for C-band)
Available gain (to 70 MHz IF output) 114 dB
Gain control
128 dB control range
User selectable: AGC or MGC (AGC freeze)
AGC time constant Adjustable to any value from 0.1 ms to 1000 ms
First IF bandwidth 60 MHz (nominal)
IF rejection > 90 dB
Image rejection 70 dB
RF input impedance 50 ohms
VSWR 3:1 Max; 2.5:1 Typical