[AMRadio] Sorta OT but just wondering about RF termination resistors.

donroden donroden at hiwaay.net
Wed Feb 27 09:03:38 EST 2019


November 2018 QST.   If you don't mind messing with a can full of oil.         Don W4DNR 
-------- Original message --------From: Rob Atkinson <ranchorobbo at gmail.com> Date: 2/26/19  8:52 PM  (GMT-06:00) To: donroden at hiwaay.net Cc: Discussion of AM Radio in the Amateur Service <amradio at mailman.qth.net> Subject: Re: [AMRadio] Sorta OT but just wondering about RF termination resistors. hey don,if it's the one I saw it's a few dozen teeny SMT resistors on a pccard to get a DL that can handle around 5 watts.  First thing in mymind was shoot, I'd go downstairs to a bag of 2 W 200 ohm carbons, andfish out four, drill holes in that kit pc card, solder 'em up  andcall it good and done.  screw that SMT %^&*.robk5ujOn Tue, Feb 26, 2019 at 7:01 PM <donroden at hiwaay.net> wrote:>> QST has a building a dummy load article in the last couple of months.>> something like 12 600 ohm thin-film resistors @ 50 cents each>> and two 50 ohm resistors in parallel = 25 ohms>> two 25 ohm pairs is series gets you back to 25+25=50 ohms>> Don W4DNR>


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