v 20070626 1
C 40000 40000 0 0 0 title-B.sym
C 49800 46300 1 270 0 led-2.sym
{
T 49200 46200 5 10 1 1 0 2 1
refdes=LASER
T 50400 46200 5 10 0 0 270 0 1
device=LED
}
C 51300 45600 1 0 0 photo-transistor-1.sym
{
T 51100 46100 5 6 0 1 0 0 1
device=PS2501-1
T 50660 45300 5 10 1 1 0 0 1
refdes=PHOTOTRANSISTOR
T 51260 45600 5 10 0 1 0 0 1
device=photo-transistor
}
C 45300 45100 1 0 0 transformer-4.sym
{
T 45000 46500 5 10 1 1 0 0 1
refdes=AUDIO TRANSFORMER
T 45300 46700 5 10 0 0 0 0 1
device=TRANSFORMER 
}
C 42700 45400 1 0 0 connector3-1.sym
{
T 44500 46300 5 10 0 0 0 0 1
device=CONNECTOR_3
T 42700 46500 5 10 1 1 0 0 1
refdes=CONN1
}
C 54200 45300 1 0 1 connector3-1.sym
{
T 52400 46200 5 10 0 0 0 6 1
device=CONNECTOR_3
T 54400 46400 5 10 1 1 0 6 1
refdes=CONN2
}
N 51500 45600 51500 45500 4
N 51500 45500 52500 45500 4
N 52500 45800 52300 45800 4
N 52300 45800 52300 46100 4
N 51500 46100 52500 46100 4
N 51500 46100 51500 46000 4
C 48200 45900 1 90 0 pot-bourns.sym
{
T 47300 46700 5 10 0 0 90 0 1
device=VARIABLE_RESISTOR
T 48500 47000 5 10 1 1 180 0 1
refdes=10K POT
}
T 46500 45000 9 10 1 0 0 0 1
P
T 45400 45000 9 10 1 0 0 0 1
S
C 49500 47400 1 0 1 battery-2.sym
{
T 49200 48100 5 10 0 0 0 6 1
device=BATTERY
T 49700 47900 5 10 1 1 0 6 1
refdes=3V BATTERY
T 49200 48700 5 10 0 0 0 6 1
symversion=0.1
}
N 49500 47600 49900 47600 4
N 49900 47600 49900 46300 4
N 49900 45400 49900 45200 4
N 45300 45200 44800 45200 4
N 44800 45200 44800 45600 4
N 44800 45600 44400 45600 4
N 45300 46400 44800 46400 4
N 44400 46200 44800 46200 4
N 44800 45900 44800 46400 4
N 44800 45900 44400 45900 4
T 45300 43700 9 10 1 0 0 0 1
TRANSMITTER
T 52400 43700 9 10 1 0 0 0 1
RECIEVER
C 48600 44800 1 0 0 switch-spdt-1.sym
{
T 49000 45600 5 10 0 0 0 0 1
device=SPDT
T 48400 44500 5 10 1 1 0 0 1
refdes=POWER SWITCH
}
N 46800 45800 48100 45800 4
N 46800 46400 47600 46400 4
N 47400 46400 47400 47600 4
N 47400 47600 48600 47600 4
N 49500 45200 49900 45200 4
N 48600 45000 48100 45000 4
N 48100 45000 48100 45900 4
T 41100 41100 9 10 1 0 0 0 2
NOTE: CONN1 and CONN2 are both Stereo Headphone Jacks,
 where Pins 1, 2, and 3 are left, right, and ground respectively.
T 54000 40100 9 10 1 0 0 0 1
Chris Merck
T 53900 40400 9 10 1 0 0 0 1
A
T 55700 40100 9 10 1 0 0 0 1
05 April 2008
T 50100 41000 9 10 1 0 0 0 1
MUSIC-OVER-LASER-BEAM ELECTRONIC SCHEMATIC
T 50600 40100 9 10 1 0 0 0 1
1
T 52300 40100 9 10 1 0 0 0 1
1
T 50000 40400 9 10 1 0 0 0 1
music_laser.sch
T 41100 45900 9 10 1 0 0 0 1
(mp3 player)
T 54600 45800 9 10 1 0 0 0 1
(microphone amp)