Telit Wireless Solutions GE863-PY Network Card User Manual


 
GE863-QUAD
GE863-PY
1vv0300715 Rev. 1 - 19/09/06
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Right reserved page 45 of 79
8.2 Output Lines Characteristics
“Ear_MT” Differential Line-out Drivers
Path
line coupling: DC
line type: bridged
output load resistance : 14
internal output resistance: 4 (typical)
signal bandwidth: 150 - 4000 Hz @ -3 dB
max. differential output voltage 1310 mV
rms
(typ, open circuit)
differential output voltage 328mVrms /16 @ -12dBFS
SW volume level step - 2 dB
number of SW volume steps 10
“Ear_HF” Power Buffers
path
line coupling: DC
line type: bridged
output load resistance : 14
internal output resistance: 4 ( >1,7 )
signal bandwidth: 150 - 4000 Hz @ -3 dB
max. differential output voltage 1310 mV
rms
(typ, open circuit)
max. single ended output voltage 656 mV
rms
(typ, open circuit)
SW volume level step - 2 dB
number of SW volume steps 10