This is a D&A Raider I picked up sometime back, repaired it, and gave it a few mods. It needed a new tube in the keying circuit, a new relative output meter, a new plate load control, and had issues in the output tank band switching. I mono-banded the tuned input & output tank, and added adjustable output via mods to G1 bias. Here's a couple of vids and a few pics...