Versatile Servo Tester
Check Behavior When There’s No Datasheet
Gerber file
CAM/CAD data for the PCB referred to in this article is available as a Gerber file. Elektor GREEN and GOLD members can exclusively download these files for free as part of their membership. Gerber files allow a PCB to be produced on an appropriate device available locally, or through an online PCB manufacturing service.
Elektor recommends the Elektor PCB Service service from its business partner Eurocircuits or AISLER as the best services for its own prototypes and volume production.
The use of our Gerber files is provided under a modified Creative Commons license. Creative Commons offers authors, scientists, educators and other creatives the freedom to handle their copyright in a more free way without losing their ownership.
Component list
Component List
Resistors
R1,R3,R4,R5,R6,R10,R11 = 150 Ω
R2,R7,R12,R13,R14 = 1 kΩ
R8,R9,R15 = 10 kΩ
T1 = 10 k potentiometer
Capacitors
C1,C4 = 100 nF
C2 = 1 µF/10 V radial
C3 = 10 µF/10 V radial
C5,C6 = 18 pF
Semiconductors
D5 = 1N4007
Q1,Q2,Q3,Q4,Q5 = 2N3904
U2 = PIC16F1829-I/P
U3 = 4-Digit 7-segment CC LED display 3461AH
U4 = 3.3 V LDO LP2950-3.3
Miscellaneous
U1 = 32 MHz crystal
X1,X2 = switch SPST
Discussion (0 comments)