Users Manual

MDS 05-6399A01, Rev. G MDS™ Master Station 109
Table 6-13. 400MHz SD Master Station Technical Specifications
Transmit (TX) Parameter
Specification
Frequency Range
400-450 MHz (SDM4B) 450-512MHz (SDM4C)
1
300-360 MHz
(SDM4D)
2
Frequency Stability <0.5 ppm, -30C to +60C
TX Power Out +40.2 dBm maximum at radio card for-30 to +60C
3
TX Frequency Response +/- 1.0 dB from 100 Hz to 2.5 kHz
Agency Approvals
FCC Part 22
FCC Part 90
IC RSS-119
Load VSWR 10:1 Max, All angles, No damage
Power Consumption <80W for all DC and AC versions, 100% TX Duty Cycle
Receive (RX) Parameter
Specification
Frequency Range
400-450 MHz (SDM4B) 450-512MHz (SDM4C) 300-360 MHz
(SDM4D)
RX Intermodulation >60 dB
RX Adjacent Channel >60 dB
RX Spurious and Image >60 dB
RX Baseband Amplitude 225 < Audio Level <275 mV RMS, -50 dBm @ 1 kHz
RSSI Accuracy +/-3 dB for RSSI -110 to -70 dBm
RX High RF Input Level 10 dBm, no damage
RX Baseband Frequency Response +/- 1.0 dB from 100 Hz to 2.5 kHz
Power Consumption <30W for all DC and AC versions, transmitter disabled
Noise Figure <6 dB
Blocking >60 dB
Operating Range -30°C to +60°C
1
450-515 MHz for Australia and New Zealand, 450-470 for CE mark
2
Additional frequency bands under development
3
-30°C to +50°C when operating continuously keyed (CKEY)