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GSM
System Parameter
 Value Units Notes
Rx Sensitivity  -102  dBm
Channel Separation  200  kHz
Turn Around Time  344.3  us
SNRout or Eb/No  9  dB
Modulation Filter  Gaussian, BT=0.3  
Modulation Type  GMSK  
Symbol Rate/Chip rate  270.833  ksymbols/s
Data Rate  270.833  kbits/s
Rx BER @ sensitivity  2  %
GSM850 Rx Frequencies  869-894  MHz
GSM850 Tx Frequencies  824-849  MHz
GSM900 Rx Frequencies  935-960  MHz
GSM900 Rx Frequencies  890-915  MHz




Circuit Sage Tools
Mathcad routines for RF Circuit Design:
S-parameters, parameter conversion, stability, noise, power gain
Mathcad routines for cascaded system design:
Noise and linearity calculations for a receiver architecture


Online Tools
RFSim99:
RFSim99 is a free linear S-parameter based circuit simulator offering schematic capture, simulation, 1 port and 2 port S-parameter display and file support, tolerance analysis, stability circles, and much more.
Nathan Iyer's Cascade:
Calculate Gain, NF, IIP3, Sensitivity from individual data of receiver's blocks


Online Articles
GSM frequency bands from Wikipedia:
GSM frequency bands usage around the world
GSM Receiver Specifications from UC-Berkeley:
Nice GSM specifications paper with pictures, very good to learn and understand GSM


Books
An Introduction to GSM by S. Redl:
Product Description Discusses the global system for mobile communications. Of interest to engineers and technicians who want a comprehensive introduction to GSM
GSM System Engineering by A. Mehrotra:
from description:"...Here is a comprehensive look at the global system for mobile communications from an engineer's viewpoint. GSM System Engineering covers the architecture, protocols, and time and frequency domain representation, as well as the important issues of network maintenance and management of mobility, subscribers, and security..."