If you find a link that doesn’t work, or to add yours, please email Dave Knepper at
“collinsradio at comcast dot net”

W2PA website: S-Line restoration

VK3KCM    Collins page

Replacing the noisy bearings in the KWS-1 blower

R-391 (~1.2M) and ART-13 (~1.6M) videos   ( link temporarily broken )

Ray Vasek W2EC

Collins RigPix Data Base

Collins Airbourne Radios

Collins Reproduction Items

Collins eMuseum

K4ZRD Web Page


Bill Kirkland (VE3JHU) Collins Contributions: PDF for 51J3/4 Drum Overlay – PDF for 51J3/4 kHz Dial – Bill’s Notes on the 51J Gear Box- Work on restoring an R-388



K4OZY’s Collins Repository

Land Air Communications

Hug a

Lino Esposito’s Home Page

Collins Radio Repair