Optimus AMX-25 User Manual

3
PREPARATION
INSTALLING THE
TRANSMITTER
Connecting to Your Audio
Source
You can connect the transmitter to
your audio source’s left and right au-
dio output jacks or its headphones
jack.
Caution:
Do not connect the trans-
mitter to the audio source’s speaker
output. Doing so could damage the
transmitter and audio source.
1. Connect one end of the supplied
audio patch cord to the transmit-
ter’s
AUDIO IN
jacks (white plug to
L
and red plug to
R
).
2. If you are using your audio
source’s audio output jacks, con-
nect the white and red plugs at
the other end of the patch cord
directly to the audio source’s cor-
responding left and right audio
jacks (white plug to left and red
plug to right).
If you are using your audio
source’s stereo headphones jack,
connect the white and red plugs
at the other end of the patch cord
to the white and red phono jacks
on the supplied Y-cable.
If your audio source has a
1
/
8
-inch
headphones jack, connect the
1
/
8
-
inch stereo plug on the other end
of the Y-cable directly to the
audio source’s
1
/
8
-inch head-
phones jack.
Note:
If your audio source has a
1
/
4
-inch headphones jack, use the
supplied
1
/
8
-to-
1
/
4
-inch stereo
adapter.
40-1372.fm Page 3 Tuesday, August 10, 1999 3:25 PM

Optimus AMX-25 Specifications

Transmitter Specifications

operating frequency range	912.5–914.5 MHz
power source	18V DC, 150 milliamps

Speaker Specifications

frequency response	50 Hz–15 kHz
S/N ratio	55 dB
stereo separation	≥ 20 dB
audio distortion	≤2%
operating range	150 Feet (Open Field)
automatic frequency control (AFC)	More than ±150 kHz
tuning range	≥913.5 ±1.25 MHz
minimum volume hum	< 2mV
bass boost effect (100 Hz)	8 ±2 dB
power	10 Watts RMS
power source	15V DC, 800 milliamps
speaker elements	2-Inch Tweeter, 4-Inch Woofer