1n34a germanium diode

68mm 300mA Ceramic Hard LED Filament DIY Bulb Lamp Beads LED

1800k, 2200k, 2400k, 2700k, 6500k

This 7 inch Raspberry Pi Touchscreen LCD provides you with the ability to create a standalone device 

UC3843AN, PWM Controller

LM833N DIP-8 Amplifier Audio Integration Dual Operational Amplifiers

24k 1/4w carbon film resistor

Metal Detector Kit Electronic Soldering Practice Kit Non-Contact Sensor Board Module Electronic Part Metal Detector DIY DC 3V-5V 60mm

12V dc fan  8025 Cooling Fan  Size:80*80*25MM

1m ohm potentiometer

0.1uf 50v electrolytic capacitor

22pf  Variable Capacitor

 223pf Duplex Radio Variable Capacitor