Electronic Hobby Projects – Chemelec

This is one of the oldest Electronics DIY Project Sites in the Internet. I now discovered he has a dedicated domain too. Gary from Canada has many useful schematics and even provides kits and parts.

Electronic Hobby Projects – Chemelec

Some projects that may ring bells in your DIY Brain

  • A 10 Watt RMS Amplifier
  • A Solar or Wind Charger/Dump Circuit
  • A Cat or Dog Detector
  • Inverter, 12 volt unit, Mos-Fet design
  • A 25 LED Chaser”. (Sequencer)
  • A Metal Detector, for Pin Pointing.
  • Watt Meter”, Measures True RMS Watts
  • Pulse Induction Metal Detector

A Mos-Fet Power Inverter

A Mos-Fet Power Inverter

This circuit will provide a very stable “Square Wave” Output Voltage. Output Frequency is Adjustable and Stable. Can be used to deliver a wide range of output voltages by using appropriate turns ratio. Additional MosFets can be paralleled for higher power.

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