Receivers

This Collins Second Crystal Deck Cover Plate for 75S-3C, 32S-3A, & KWM-2A, is in excellent condition with Felt on the side that presses on the installed crystals in the bottom deck.

This Collins USED Original Band Card Selector Knob for the KWM-2 / 2A or the 51S-1 Zero Set Control is hard to find when you need one! This  has the original Bristol set screw, and will work with a 1/4 round shaft. I have only a limited small...

This General Electric 6BF5 Audio Tube Sleeve of 5, are brand new tubes. this is the audio tube that has a lot of gain and is used in the Collins S-Line receivers.  It tends to run hot because of the high gain so it is nice to have some spares. I...

 Rockwell Collins 851S-1 Extender Boards (2) A-4 & (1) A-7 They are in Excellent Condition. There are two A-4 Boards. One has the cables on the board the other does not. The A-7 Board is marked  "encoder driver"  A-7