Sony Ericsson GTR-64 Cell Phone User Manual


 
GTR64 http://www.matrix.es/GTR64
The ele cteristics are gi able beloctrical chara ven in the t w.
Parameter Conditions Min Typ Max Unit
R 1.34 1.5 1.L = 30 68 Vrms
R 1.41 Vrms
le
RL = 8 1.24 Vrms
Hz
or GR64 users to configure various modes of operation. Each profile is
e. The customer can modify profiles to
ptimize acoustic performance to their specific application.
The analo nd outputs share downlink which iplexe d
selectively switched by the user th ommand
There five rofile :
• Portable hands free
d
Low-level is recommended.
The US ce allows the connectivity to all relevant PCs and control boards in office and
industri terface is a USB 2.0 full speed interface for AT-C modem
function een the GTR64 Terminal and e.g. a PC.
There is to enable this functionality. See AT*USB in the GTR64 AT command manual.
Also the indows environment applications. Visit GTR64 web page at:
www.m R64
L = 16
Input voltage full sca
Frequency response -3dB cut-off 300 3400
Analogue audio can be used for various configurations, including a car kit mode, portable hands free and
speakerphone (with an additional output gain stage).
Five audio profiles are available f
factory set to represent different modes, typical of general usag
o
gue inputs a common uplink and chains are mult d, an
rough AT-c s.
factory-set audio p s as follows
Low-level is recommende
• Handset
.
• Car kit
Low-level is recommended.
• Speakerphone
High-level is recommended.
• Headset
Low-level or High-level can be used with headset, depending on requirements.
Portable hands free is the factory-set default profile. The modification, configuration, manipulation and
storage of audio profiles is achieved with the AT*E2EAMS (Audio Profile Modification) and AT*E2APR (Audio
rofile).
P
3.3 Mi ni USB Connector
B 2.0 interfa
al environments. The USB in
ality betw
an AT command
re is available drivers for W
atrix.es/GT
GTR64 Integrators Manual V.1.2 Pag. 15
Preliminary. Subject to change without prior notice