Schematic

R4
47K
R3
47K
R2
100
R1
100
C1
4µ7
C2
4µ7
E1
GND
LD2
LD1
T1
PMBT2907A
T2
PMBT2907A
GND
+V +V+V
+
-
+
-
max.
25W
F
C
Soldering - Solderen - Soudage - Löten - Soldadura - Lödning - Juottami
A
R...
Resistor - Weerstand -
Résistance - Widerstand -
Resistencia - Motstand -
Vastus - Resistenze
START
1
SCHEMATIC DIAGRAM
◊ R1, R2 : 100 (101)
◊ R3, R4 : 47K (4702, 473)
ELECTROLYTIC
CAPACITORS
C...
B C
D
E F
2
TRANSISTORS
◊ T1, T2 : PMBT2907A
LD...
3
LED’S
◊ LD1, LD2 : Red
4
◊ C1, C2 : 4µ7 (4.7)
BATTERY
5
E1
◊ E1 : 3V (CR2032)
max.
25W
B
D
E G
A
Backside
MK141.pub
page 1
Friday, January 03, 2003 13:27
Composite