Specifications
INSTALLATION AND USER GUIDE
18
Item
Description
Audio
interface
Discrete
Left
and
Right
line
‐
level
audio.
This
module
can
function
as
an
input
(for
TX)
or
output
(for
RX)
device.
The
audio
signal
direction
is
under
software
control,
and
is
selected
automatically
by
the
type
of
CORE
module
being
used.
Audio
‐
input
mode
(when
used
with
VG
‐
TX2
CORE):
Input
voltage:
1V
peak
‐
to
‐
peak,
maximum.
Input
impedance:
>=
10K
ohms.
Input
coupling:
AC
(capacitive).
Input
sample
rate:
48KHz
Input
frequency
response:
20
‐
20KHz,
(@
‐
3dB).
Audio
‐
output
mode
(when
used
with
VG
‐
RX
CORE):
Output
voltage:
1V
peak
‐
to
‐
peak,
maximum.
Output
impedance:
<=
100
ohms.
Output
coupling:
AC
(capacitive).
Output
sample
rate:
48KHz
Output
frequency
response:
20
‐
20KHz,
(@
‐
3dB).
Connector:
3.5mm
(1/8”)
stereo
‐
phono
type
jack.
IR
interface
Compatible
with
industry
‐
standard
IR
‐
LED
emitters,
and
12V
powered
IR
‐
receivers.
The
IR
signal
direction
is
under
software
control,
and
is
selected
automatically
by
the
type
of
CORE
module
being
used.
Supported
IR
Standards:
38KHz
carrier
AM,
…
TBD
For
interfacing
to
IR
‐
receivers:
Power
output:
12VDC
through
22
ohm
current
limit
resistor.
IR
‐
Receiver
input:
5V
logic
input,
100
ohm
resistor
to
GND.
For
interfacing
to
IR
‐
transmitters
(IR
‐
LED
blasters):
IR
‐
Driver
output:
5V
driving
through
22
ohm
current
limit
resistor.
Suitable
for
most
direct
‐
drive
IR
‐
LED
transmitters.
Connector:
3.5mm
(1/8”)
stereo
‐
phono
type
jack.
Module
Size
1.53
ʺ
(3.88cm)H
x
2.16
ʺ
(5.48cm)W
x
5.12
ʺ
(13cm)D
Module
Weight
0.6
lb.
(0.27
kg)
Note:
The
IR
capability
is
designed
into
the
hardware,
but
not
currently
supported
by
the
firmware.
Check
with
Magenta
Research
for
applicable
firmware
updates.