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          Berkeley Varitronics Systems The Fox Signal Strength Meter信号强度测试仪


          PCSCellularLMR IVDSSMRAMPSETACSPACSPaging

          High measurement rate, more than twice that of Dr. Lee's recommended 40 λInternal eight channel differential Global PositioningSystem (GPS)Fast charge circuit (<2 hours)PCMCIA memory system for post processing dataCapability to input X/Y coordinates from a floor planOdometer input for correlation to distance during drive-around studiesWeighs 5 poundsOptional dead reckoning available

           

          DISPLAY
          240 X 64 pixel Graphic Backlighted Electro-luminescence
          LCD (Super Twist)
          TUNING RANGE
          20-40 MHz tuning range of band
          BANDS SUPPORTED
          ISM:
          2.400-2.485 GHz
          900-930 MHz
          PCS:
          Uplink (Blocks A through F) 1850-1910 MHz
          Downlink (Blocks A through F) 1930-1995 MHz
          LMR:
          805-825 MHz
          IDEN/SMR:
          850-870 MHZ
          Cellular:
          824-848 MHz
          868-896 MHz
          ETACS:
          872-905 MHz
          915-950 MHz
          Paging:
          145-165 MHz
          450-465 MHz
          928-941 MHz
          IVDS:
          218-219 MHz
          WCS:
          2.30-2.36 GHz
          SENSITIVITY
          -118 to -30 dB ± 1 dB (@ 10 kHz IF Bandwidth)
          Adj. Chan. Rejection
          > 50 dB @ 30 kHz
          RSSI MEASUREMENTS
          msec/chan                                  chan/sec
          RSSI Measurement:
              15                                              50
          Fast Scan (Scan RX Band):
              15                                              66
          GENERAL SPECIFICATIONS
          Dual Conversion:
          83 MHz first IF, 455 kHz second IF
          IF Bandwidth:
          4 kHz, 10 kHz, 25 kHz or 30 kHz available (@ 5dB)
          Stability:
          ± 2.5 PPM from freezing to 120¡F
          Phase Noise:
          > 80 DBC @ 1 kHz
          Antenna:
          TNC 50 ohms
          Controls:
          20 button keypad
          Warm Up Time:
          < 3 minutes
          Power:
          (1) Internal 12 Volt Ni-Cad batteries 1.8 A.H.
          Internal battery run time > 8 hours
          (2) External car cigarette lighter 12-16 VDC @ 200 mA
          (3) External DC transformer 16V @ 500 mA, 120 or 240 VAC auto switching
          Serial Port:
          RS232, 9600 baud, 8 bit. no parity, 1 stop bit
          Weight:
          5 lbs.
          Dimensions:
          3.5" H x 6" W x 7.75" L
          Approvals:
          UL, CSA
           

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