Door Alarm

ibrsel · Tarih: 22.11.2006, 21:23 Mesaj konusu: **Door Alarm**

r1______________1m 1/4w resistor
r2______________3k3 1 or 2w resistor (see notes)
r3_____________10k 1/2w trimmer cermet (see notes)
r4_____________33k 1/4w resistor
r5____________150k 1/4w resistor
r6______________2k2 1/4w resistor
r7_____________22k 1/4w resistor
r8______________4k7 1/4w resistor
c1,c2__________10nf 63v ceramic or polyester capacitors
c3_____________10pf 63v ceramic capacitor
c4,c6_________100nf 63v ceramic or polyester capacitors
c5______________2΅2 25v electrolytic capacitor
c7____________100΅f 25v electrolytic capacitor
d1,d2,d4_____1n4148 75v 150ma diodes
d3_____________5 or 3mm. red led
q1,q2,q3,q5___bc547 45v 100ma npn transistors
q4____________bc557 45v 100ma pnp transistor
l1_________________ (see notes)
l2_____________10mh miniature ınductor
hook_______________ (see notes)
bz1___________piezo sounder (incorporating 3khz oscillator)
sw1,sw2________spst miniature slider switches
b1_______________9v pp3 battery

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