Mats, I am not aware of a commercially available attenuator that would meet your needs. I have been using a home made external attenuator with my Ten Tec 515 during Field Day Contests for 40M & 80M S
Tom, I was searching the archives a few days ago and found reference to a product call Tri-Flow as a preferred lubricant for PTOs. It contains Teflon. The message threads mentioned that it is used co
Since there have been many diverse replies about furniture, so I find it necessary to toss in my 2 cents also. Please consider a standard office desk from the 60's manufactured by Shaw-Walker or equi
In time for Field Day, Argonaut II (535), mic, manual, plus Model 290 Step Attenuator allows output power ranges from 5 Watts down to 20 milliWatts. Nice condition, used very little, original owner.
The Model 290 attenuator is a TenTec accessory sold with the Argonaut II; however, it could be used with any QRP rig. What is unique about this configuration when used with the Argonaut II is that th
In time for Field Day, Argonaut II (535), mic, manual, plus Ten Tec Model 290 Step Attenuator allows output power ranges from 5 Watts down to 20 milliWatts. Nice condition, used very little, original