User's Manual

FCC Documentation- MM-5100U CDMA 1X Voice/Data Modem
Table of contents
1.
Contact Information·······························································································4
2. Product Overview ··································································································5
2.1
Overview........................................................................................................5
2.2
What is the MM-5100U CDMA 1X Voice/Data Modem................................5
2.3
Supplied accessories...................................................................................5
3. Specifications ········································································································6
3.1
Mechanical Specifications...........................................................................6
3.2
Environment Specifications ........................................................................ 6
3.3
Electrical Specifications..............................................................................6
3.4
CDMA RF Specifications..............................................................................7
4. Instruction ··············································································································9
4.1
Supplied accessories...................................................................................9
4.2
Getting start ..................................................................................................9
5. Circuit description·······························································································13
5.1
MM-5100U CMDA 1X Modem circuit description.....................................13
5.2
Power interface part...................................................................................14
5.3
Digital part...................................................................................................14
5.4
RF part.........................................................................................................15
6. Range of operating power levels and description of means for variation of
operating power
···································································································17
7. Description of frequency determining and stabilizing circuitry······················18
8. Description of circuit employed for suppression of spurious radiation········19
9. Description of modulation system used ···························································20
1.
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