Preview Mode Links will not work in preview mode

Ham Radio Workbench Podcast

This podcast is your bi-weekly deep dive on making, DIY, electronics, and technical topics of interest to the ham radio operator. Join your hosts George KJ6VU and Jeremy KF7IJZ as they discuss current developments in ham radio while introducing listeners to a plethora of topics and skills such as test equipment, 3D Printing, Arduino, Raspberry Pi, and more.

Sep 26, 2017

The BITX40 is a $60 Arduino controlled 7 watt QRP SSB 40 meter transceiver designed and built by Ashar Farhan VU2ESE.  They are available as a “kit” from .  The assembly only involves soldering wires for things like speakers, power, and microphones and also finding a suitable case.  We originally spoke about the BITX40 back in Episode 26 (

Mark “Smitty” Smith KR6ZY is back with us again to share with us the modifications and upgrades he’s made to the original BITX40 over the summer.  In this episode, we discuss adding upper sideband capabilities, adding an IF shift, and even multibanding the radio!  Smitty shares lots of great resources and ideas in this episode of the Workbench.

Smitty KR6ZY can be found online on twitter @smittyhalibut ( and on YouTube at

Cale K4CDN is taking a much deserved break for the rest of the year!  -

Workbench Autodesk Eagle board layout tutorial with KF7IJZ, KJ6VU, W6KWF, and KR6ZY -

OSHPark Board Manufacturer -

ESP01 / ESP8266

RTL-SDR v3 with Direct Sampling -

QRP Labs Filter Kits

D-STAR QSO Party -

Silicon Dust HDHomeRun OTA TV to IP Box -

Smitty’s BITX40 Intro Video -

BITX40 Mods -

BitX Hacks -

Raduino Software -

Allard’s Software -

Software upgrades

Make it do CW

USB and LSB (for digital) -

Front panel and case -

Optical/Rotary Encoder Tuning -,,,20,0,0,0::Relevance,,mouse,20,2,0,5553536

Dr. Jack Purdum W8TEE VFO TFT -

AGC Board -


SteppIR Urban Beam -