Audio - Cardo Systems PRO1 User Manual

Audio

Speakers and Voice microphone
Function
Output playback sampling Freq
Output/input SNR and Dynamic
range
Left Speaker/Muff speaker power*
Right Speaker/Other Muff speaker
power*
Speaker left - Optional power*
Left Speaker/Muff speaker BW
Right Speaker/Other Muff speaker
BW
Speaker left - Optional BW
Left Speaker/Muff speaker Power
at AGC On and EN523
Compliance
Right Speaker/Other Muff speaker
Power at AGC On and EN523
Compliance
Speaker left - Optional Power at
AGC On and EN523 Compliance
Left Speaker/Muff speaker Volume
steps
Right Speaker/Other Muff speaker
Volume steps
Speaker left - Optional Power
Volume steps
Stereo cross talk isolation*
Voice Microphone Bias
Voice Microphone Current source
Voice Microphone ended input
signal to BT 0dB gain** (loopback)
Voice Microphone ended input
signal to Speakers 0dB gain**
(loopback)
*1KHz Sin wave for Load of 32ohm and THD<=-40dB, No AGC.
** 1KHz Sin wave, THD<=-40dB.
In/Out
Pin signal
Speakers
O
output
Speakers
output and
I/O
Mic inputs
J2 pin 6
J2 pin 2
O
J1 pin 3
J2 pin 6
J2 pin 2
O
J1 pin 3
J1 pin 4 to
J2 pin 6
J2 pin 3 to
O
J2 pin 2
J1 pin 4 to
J1 pin 3
J2 pin 6
J2 pin 2
O
J1 pin 3
J2 pin 6 to
55
pin 2
J1 pin 11
O
J1 pin 11
I
J1 pin 11
I
J1 pin 11
I
Mi
Typ Max
n
8 48
92
21.5 22.5
20 10000 20000
1 3
5 15
75
3.2 3.3 3.5
2 3
1.5 1.6
1.5 1.6
Unit Note
KHz
16bit
dB
DAC/ADC
2.35V p-p
mW min over
32 ohm
For
Hz TDH<=-
40dB
0.5V p-p
min over
mW 32 ohm
For 82dBa
DRP
NA
dB
V
mA
Single
Vp-p ended
signal
Single
Vp-p ended
signal
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