Page last updated: 08/08/2021 |
Receivers
Simple crystal controlled super heterodyne SSB/CW receiver for the 40m amateur band, based around the ubiquitous NE612 mixer oscillator and TDA2003 audio power amplifier integrated circuits. |
Simple crystal controlled super heterodyne SSB/CW receiver for the 40m amateur band, based around the ubiquitous NE612 mixer oscillator and LM386 audio power amplifier integrated circuits. |
Simple crystal controlled super heterodyne SSB/CW receiver with AGC for the 40m amateur band, based around the ubiquitous NE612 mixer oscillator, LM324 quad operational amplifier, and LM386 audio power amplifier integrated circuits. |
Simple crystal controlled direct conversion phasing SSB/CW receiver for the 30m amateur band, built using discrete components - not an IC in sight. |
Simple yet sensitive VLF receiver for MSF time signal. |