Showing posts with label wolke -- Alan. Show all posts
Showing posts with label wolke -- Alan. Show all posts
Wednesday, May 8, 2024

Why we have "BW Limit" Switches on our Oscilloscopes

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Dean KK4DAS asked me why we have these switches on our 'scopes.  I didn't know.  Dean asked Alan Wolke W2AEW.  Alan knew:  Alan Wolk...
2 comments:
Thursday, March 16, 2023

A Very Cool Video with NanoVNA, FFT, LC circuits, W2AEW, CuriousMarc, Back-to-Back 1N4148s, and String-Powered Gyroscopes

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Don't let the scary nuclear chemistry title put you off -- there is a LOT of very familiar homebrew stuff in this video.  You will feel ...
1 comment:
Thursday, October 6, 2022

Adding a Diode Ring to the Direct Conversion Receiver, And How the Diode Ring Works

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I take a look back at Wes Hayward's classic DC receiver from the November 1968 QST. I then try to describe how diode ring mixers work (...
2 comments:
Friday, December 3, 2021

Alan Wolke W2AEW: YouTube Silver Play Button Award, and ARRL Hudson Division 2020 Technical Achievement Award

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Three cheers for Alan Wolke W2AEW, truly one of the great guys of homebrew ham radio.  Alan's wonderful YouTube videos have enlightened...
2 comments:
Sunday, November 28, 2021

How To Understand the NE-602 and the Gilbert Cell Mixer

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  I think the key to understanding the Gilbert Cell Double Balanced mixer is to separate out the three tasks that this device completes, and...
7 comments:
Friday, August 27, 2021

SolderSmoke Podcast #232 -- Mythbuster, Pete's Tube CW Rig, Pete's DC RX and Simple SSB Rig, NanoVNA and TinySA, Very FB Mailbag

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SolderSmoke Podcast #232 is available -- Crank it in Robert! http://soldersmoke.com/soldersmoke232.mp3 Featuring a guitar intro by Pete &quo...
1 comment:
Sunday, July 18, 2021

Alan Wolke W2AEW's Great Video on Using NanoVNA to Measure Amplifier Input Impedance and Gain

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Alan Wolke W2AEW is a true wizard.  We are all lucky to be interested in homebrew radio at the same time that he is sharing his knowledge an...
4 comments:
Saturday, July 3, 2021

M0NTV's Latest Breadbox Rig -- The Radio Gods Have Spoken (TRGHS)!

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Tony G4WIF sent me this video from Nick M0NTV.  It presents Nick's latest Bread Bin project -- "The Optimizer."  -- I really l...
Sunday, January 24, 2021

VBE Multiplier Makes KLH Receiver "Cool Running"

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Yesterday I turned to the SolderSmoke wizards for advice on how to fix my KLH Model Twenty-one II FM receiver.   I had finally gotten the th...
2 comments:
Thursday, December 10, 2020

Pete Juliano's Presentation to the 2020 G-QRP Club Convention -- Building SSB Transceivers

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It is a great day my friends.  G-QRP has posted on YouTube the presentations made at their 2020 convention.  TRGHS!  Above you can see the a...
4 comments:
Tuesday, September 8, 2020

Builds Oscilloscope at age 12! Nick has THE KNACK

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Thanks to Grayson Evans for sending us this very encouraging video.   It is from Tektronix;  I wonder if Alan W2AEW provided some ideas a...
1 comment:
Sunday, July 26, 2020

Alan Wolke W2AEW on IMD, NanoVNA and more (presentation to UK club)

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This video is another reminder of how lucky we are to have Alan Wolke W2AEW as a fellow radio amateur, and as a teacher and mentor.  In ...
1 comment:
Wednesday, June 10, 2020

Alan Wolke W2AEW Explains the Vector Network Analyzer (VNA) (Video)

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I told Alan that his video on VNAs was -- for me -- very timely.  The video popped up on YouTube on the day than my NanoVNA was being deli...
5 comments:
Thursday, June 4, 2020

No Main-Tuning Reduction Drives in Stock Drake 2-Bs -- But why no mod articles?

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Alan Wolke W2AEW and I were recently discussing our Drake 2-Bs (again!). Both of our receivers have reduction drives between the main t...
5 comments:
Saturday, February 29, 2020

How to Measure Output Impedance (video)

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Thanks to Tony Fishpool G4WIF for alerting us to this very useful video by Alan Wolke W2AEW.  Alan's video channel is a real treasu...
1 comment:
Sunday, May 26, 2019

DIY Waterfall -- A Quick and Easy Panadaptor Using a Sig Gen and O'scope (video)

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I've been getting waterfall envy.  The panoramic frequency display is the one thing that could lure me to the dark side (SDR).   He...
8 comments:
Tuesday, January 8, 2019

Old Station On-The-Air -- A Transmitter Half as Old as Radio Itself

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I'm biased, but I think it is "a thing of beauty."   With some unexpected free time available, today I followed up on my HT-...
3 comments:
Tuesday, May 30, 2017

Farhan gives me a Spectrum Analyzer and W2AEW Provides the Tutorial (Video)

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At Dayton, Farhan very kindly bought me a Tektronix Spectrum Analyzer.  (I joked during his visit that this device might help me stay in t...
3 comments:
Saturday, September 10, 2016

Alan Wolke Talks 'scopes on "The Workbench" Podcast

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George KJ6VU is a long-time supporter of the SolderSmoke podcast.  He has recently teamed up with another ham and launched a podcast call...
1 comment:
Sunday, March 6, 2016

"My Favorite Programming Language is Solder" -- Boldport Kits

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Look closely at the inscription on that USB stick.   Obviously I sympathize.   The folks at Boldport have some very interesting ideas and ...
2 comments: