I have some very similar (but not identical) tube modules in my IBM 519 Reproducing punch Mine are the same form factor, but the resistors are lengthwise.
I'll attach the image which Kyle will get, but I doubt they will make it on to the list Bob Roswell brosw...@syssrc.com 410-771-5544 ext 4336 Computer Museum Highlights -----Original Message----- From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Kyle Owen via cctalk Sent: Sunday, March 25, 2018 3:34 PM To: General Discussion: On-Topic and Off-Topic Posts <cctalk@classiccmp.org> Subject: Identifying vacuum tube module Anyone knows what these go to? https://imgur.com/a/CpxLs Thanks, Kyle