Re: [Drakelist] R-4A Passband Tuning

2011-07-18 Thread kb8bku
Carl, My passband tuning knob rotates 360 degrees on my R-4A. It was very scratchy and draggy (metal on metal) until I cleaned and relubricated it. The key was that I was told to unsolder the left side metal cover where it is tacked at the top, front and back. This gave me just enough so I c

[Drakelist] R-4A Passband Tuning

2011-07-16 Thread Carl Maniscalco
Greetings to you all. I'm new to the Drake world and I just recently traded for a R-4A/T-4X combo that had sat unused for many years. While the equipment is in pretty decent shape over all, all of the mechanical elements were gummed up with hardened grease, oil and nicotine deposits (apparentl