[ARC5] What the heck is a "1/2 harmonic Q-5er?

Hubert Miller Kargo_cult at msn.com
Sat May 9 19:15:03 EDT 2020


Wow. That dude's 12K8 mixer is just lifted into the air, with no ground return, apparently, unless it's the great polar route
somehow through the BC-348.  While I'm in a bitching, I give him a couple demerits for small hacks to the 348.
-Hue
>Here's one guy's solution,

https://www.youtube.com/watch?v=6k2rFY2YaLI
On Saturday, May 9, 2020, 05:16:37 PM EDT, Doran Platt <jeepp at comcast.net<mailto:jeepp at comcast.net>> wrote:


I may get this right, yet....  You couple the signal to the Q-5er not to the antenna but to the mixer grid cap via a small capacitor.  Then tune the receiver to roughly 407kHz.  My ARC-8 setup was sold and I'm building up another one, now.  I can distinctly remember tuning the BC-453 to approx. 407kHz. Sorry for the confusion... The IF offset is, of course 85kHz, not 50...... I wish I could find the original article from Joe WA2EJT.

Jeep K3HVG

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