Schematic T.E.C. Time Travel Unit

Num7

Administrator
Staff
Messages
12,376
I'll keep you updated when I work on it again. It's been a few years since I didn't take it back of its box.
 

steven chiverton

Senior Member
Messages
3,950
what buzzer if your refering to the same 15000hz pezio buzzer used in the bajak capacitor its dosent have a biult in driver circuit and ive never been able to find one listed on some page where the buzzer details was on it just said it dosent have a driver you can get it and it wasent even listed on the same site for it to look at the details
 

Lumbergooz

Active Member
Messages
556
This circuit drives any wafer buzzer..I tried it it works
R1 = 100K,
R2 = 4k7,
T1 = BC547,
L1 = Buzzer inductor,
PZ1 = Piezo element, 27mm, three terminal
12+Volt+Piezo+Buzzer+Circuit+Diagram.png
 

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