Author Archives: Dave

Assembling the BITX-40: KE0OG Kwickie

This is the third videos about my BITX-40 kit, a QRP, SSB, 10-watt, kit from hfsigs.com. The basic kit is only $59, and comes with assembled circuit boards. This video covers connecting all the other components. Many thanks to K7AGE … Continue reading

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DX and the Radio Amateur: Ask Dave #47

What’s DX? How does it work? Is it something you want to do? Give it a try! This video tells how. You can see a list of Ask Dave videos by clicking here. You can ask a question by clicking … Continue reading

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BITX Strategy–How to Assemble it

The previous video showed the unboxing. This video shows how I plan to mount it in the box it came in. After testing, I’ll find a more permanent box. You can see a list of Ask Dave videos by clicking … Continue reading

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Unboxing the BITX40 SSB QRP 40-Meter Rig

I learned about the BitX-40 from Randy, K7AGE’s unboxing video and immediately placed an order. It arrived today a few weeks after I placed the order (it’s a long way from India!). I’ll put it together in a future video. … Continue reading

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From Data Modems to Sound Cards: AD #46

We use sound cards for lots of digital modems. Why? This episode explores the history behind creating the tones we put on the air. You can see a list of Ask Dave videos by clicking here. You can ask a … Continue reading

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Understanding Oscillators: AD #45

Where do radio sine waves come from? From oscillators! This video delves into a simple audio phase-shift oscillator to see how they work. Included is a look at a breadboarded oscillator on an oscilloscope. You can see a list of … Continue reading

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Using Anderson Powerpole Connectors: AD #44

What are Anderson Powerpole connectors? They’re really popular for 12VDC power connections. This video explains how they work and shows how to mount the connectors properly for amateur radio. You can see a list of Ask Dave videos by clicking … Continue reading

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FAKE Amateur Radio News (for fun!)

All my videos are so serious. Let’s play for once! We hear so much about “fake news.” Here is your fake ham radio news. All fake, all the time. You can see a list of Ask Dave videos by clicking … Continue reading

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Overcoming “New Ham” Frustration: AD#43

Are you a new Tech and can’t find folks to talk with? This video provides several suggestions that can increase your satisfaction with your new hobby. You can see a list of Ask Dave videos by clicking here. You can … Continue reading

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How to build a J-pole with twinlead: Ask Dave #42

The Amateur Radio Supplies 2m/70cm Dual Band J-pole kit is the subject. This video takes you through the entire build process including testing. I ran into some issues, but fixed them. You can see a list of Ask Dave videos … Continue reading

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