# Breadboard
Connections like so:
![[Pasted image 20250104153032.png]]
# Resistors
Ohm's law, baby:
$v=i \times\ r$
[[Resistor Codes]]:
![[Resistor_Chart.png]]]
# Diodes
Always inline with a resistor.
![[Pasted image 20250104152938.png]]
# Buzzers
- Active Buzzer - Contains Oscillator
- Passive Buzzer - Requires External Oscillator
![[Pasted image 20250105104134.png]]
# Transistors
- NPN -
- PNP -
![[Pasted image 20250105104204.png]]
# 74HC595
- Serial to Parallel converter.
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# More
## Source
- Freenove.com/tutorial
## Related
- [[Resistor Codes]]
- [[Raspberry Pico]]