jjjelectronics 3dcv1 is an amateur direct conversion receiver .It covers 40m, 80m ,with provision to add additional frequency bands by mean of plug-in module
the JJJelectronics 3DCv1 is suitable for SSB and CW with blue LED frequency counter
frequency bands
40m 7.0mhz to 7.14mhz
80m 3.5mhz to 3.85mhz
20m 14.0MHz to 14.35MHz
Plug-in module can be used to give additional band.(30m 20m and 15m are available)
Separate FET VFO for each band
Audio 1w output (LM380)
Mixer MC1496 double balanced mixer
SSB and CW filter (3khz for SSB and 700Hz for CW)with push button switch to choose between them
power required 12v to 14v DC.
Protection diode for wrong polarity.
reduction drive 4:1 (2 full turns for tuning knob )
Blue LCD display for frequency counter
RF gain control
aluminum chassis 1.2mm
3M front panel sticker
Please note Frequency counter and plug-in module are included
Please download the build instruction , Circuit diagram, silkscreen and 20m plug-in diagram from my website
WaveHunter.co.uk , ( click on direct conversion receiver and download the files)
the site is under construction but you are able to download all files
video on you-tube and on my website, https://youtu.be/c1DHr_ga0SE
video on you-tube for ssb, https://youtu.be/n-ScWbr3NzQ
Postage £4.30 to UK (recorded delivery)
Europe £12.0 (signed for )
USA £16.0 signed for
Please check my other items