----- Original Message ----- From: "mac" <w7qho at aol.com> Subject: Re: [Milsurplus] T-47/ART-13 into 50 ohm load > For 50 ohms I use fixed shunt caps, 400pf for 75/80 meters, 200 for 40 > and 100 for 20... This matches my experiance as well.