Telit GE863-QUAD / GE863-PY
Hardware User guide
1vv0300715, Rev. ISSUE#0, - 21/02/06
Reproduction forbidden without Telit Communication written authorization – All Right reserved – Right of modification reserved
page 41 of 71
external speaker path ( , EAR_HF- )
•
line
coupling:
DC
•
line type:
bridged
•
speaker impedance (operating conditions):
≥
16
Ω
± 15% @ 1kHz
•
minimum
load
impedance:
15
Ω
•
signal bandwidth:
150 - 8000 Hz @ -3 dB
•
maximum
differential
output:
425
mV
rms
•
rated
output
power:
2.5
mW
•
maximum
power
output: 7.5
mW
•
volume level steps (SW):
- 2 dB
•
number of volume steps (SW):
10
The EVK2 v.1.2 audio output characteristics are:
internal/external ear single ended
•
line
coupling:
AC
•
line
type:
single
ended
referred
to
GND
•
speaker impedance (operating conditions):
≥
8
Ω
•
minimum
load
impedance:
8
Ω
•
signal bandwidth:
150 - 8000 Hz @ -3 dB
•
maximum
output: 800
mV
rms
•
maximum power output:
80 mW @ 8
Ω
•
THD+N
1%
@
80mW
internal/external ear bridged
•
line
coupling:
DC
•
line
type:
bridged
not
referred
to
GND
•
speaker impedance (operating conditions):
≥
8
Ω
•
minimum
load
impedance:
8
Ω
•
signal bandwidth:
150 - 8000 Hz @ -3 dB
•
maximum
output: 1.6
V
rms
•
maximum power output:
320 mW @ 8
Ω
