Collins S-line, KWM-1, KWM-2, KWM-2A Service Modification Compendium

This compendium is a 260 page volume in a 3-ring indexed binder that includes all of the known service bulletins and factory modifications from the Collins Radio Company. These bulletins make it easy to determine if your equipment has all of the latest factory updates, or to add them if it does not.

$47.00