YO3BN - Projects

AVR ATmega Development Board v1

Posted at - 16th December 2017

Posted at - 25th August 2017

2xIRF510 50W QRO for 80m Band

Posted at - 23th Dec 2018

Radio Waves and Crystal Radio

Posted at - 1st August 2018

Direct Conversion QRP Transceiver v1

Last edited - 9th May 2017

Portable Balun for End Fed Antenna

Posted at - 25th April 2017

What is an EMF Meter?

Posted at - 17th September 2018

AVR ATmega Development Board v2

Posted - 6th May 2017

QRP SWR Bridge

Posted at - 11th Jun 2017

AVR RS232 Programmer

Posted at - 28th May 2017

Linear Power Supply 1.3-15V 1.5A

Medium Power Antenna Matching Unit

Posted at - 3rd Jan 2018

Posted at - 25th June 2017
Edited at - 15th August 2017

BITX80 - Homemade SSB Transceiver for 80m band

Posted at - 28th February 2018

Uninterruptible Power Supply Module - 13V/500mA

Posted at - 3rd November 2017

Receiving Loop Antenna for Kenwood TH-F7

Posted at - 31st May 2017
Last edited - 7th Jun 2017

Li-Ion Pack for Portable Applications

Posted at - 27th September 2017

Bitx80 to PC Homemade Interface

Posted at - 9th August 2017
Edited at - 13th August 2017

2GHz 250W Dummy Load

Posted at - 15th April 2018

Overcurrent Protected Ports - 12.5V / 500mA

Last edited - 30th April 2017

Homemade Egg Insulators

Posted at - 8th July 2017

GSM/GPRS Modem

Posted at - 5th July 2017
Last edited - 6th July 2017

AVR USBTiny Programmer