Powering Down Your Device (C2, H5, Ev3); Rf Specifications; Antenna Information; Ptcrb Requirements - Multitech MultiModem iCell User Manual

20 volts
Current (AMPS)
Watts
32 volts
Current (AMPS)
Watts

Powering Down Your Device (C2, H5, EV3)

CAUTION: Failing to properly shutdown the device before removing power may corrupt your device's file system.
For the C2, H5 and EV3 only, to properly power down your device, use the following sequence:
1. Issue the AT#SHDN command.
2. Wait 30 seconds.
3. Power off the device. Disconnect power from the device.

RF Specifications

GSM 850
Frequency RX 869 to 894
MHz
Frequency TX 824 to 849
MHz
RF Power Stand 2W at 12.5%
duty cycle

Antenna Information

PTCRB Requirements

There cannot be any alteration to the authorized antenna system. The antenna system must be the same type with
similar in-band and out-of-band radiation patterns and maintain the same specifications.

HEPTA Antenna Information

Authorized Antenna/Antenna Specifications for Cellular Bands
The cellular radio portion of the device is approved with the following antenna or for alternate antennas meeting
the given specifications.
Manufacturer:
Description:
Model Number:
®
MultiModem iCell MTCMR User Guide
Sleep Typical
0.051 0.080
1.02 1.60
0.035 0.056
1.125 1.79
EGSM 900
925 to 960
MHz
880 to 915
MHz
2W at 12.5%
duty cycle
Laird Technologies.
HEPTA-SM
MAF94300
Maximum
0.190
3.80
0.122
3.90
GSM 1800 GSM 1900
1805 to 1800 1930 to 1990
MHz MHz
1710 to 1785 1850 to 1910
MHz MHz
1W at 12.5% 1W at 12.5%
duty cycle duty cycle
LEDS, CONNECTORS, AND SPECIFICATIONS
Peak TX
0.890
0.609
CDMA 800
869 to 894
MHz
824 to 849
MHz
--
CDMA 1900
1930 to 1990
MHz
1850 to 1910
MHz
--
31