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request: IBM Model F weights
Posted: 24 May 2018, 10:54
by Chyros
Hiya guys, I need some help preparing for a video I'm doing in a few weeks. Specifically, some weight measurements. Could people please provide me with a (fairly accurate) weight (digitally weighed, not including the weight of the cable, please) of the following Model F keyboards:
-
5291 "Bigfoot" XT model thanks Engicoder
-
3178 or 3101 "blue button" thanks Engicoder
-F104 "unsaver" keyboard
-
4704 F50 thanks Invisius
-4704 F77
Thanks in advance, guys

.
Posted: 24 May 2018, 11:12
by Iggy
I take it you already weighed the F122? And the keyboards you mention must be unrestored?
Posted: 24 May 2018, 11:22
by Bass
I would ask Ellipse directly for the F77 weight. I have never seen anyone else here who is confirmed to have actually owned one at any point, and perhaps his prototypes are going to be close enough in weight for your purposes if all else fails.
The XT, AT, F122, and F107 are notably absent from your list. One of these is clearly different from the others

Posted: 24 May 2018, 11:23
by Chyros
Iggy wrote: I take it you already weighed the F122? And the keyboards you mention must be unrestored?
The rest of the data I can provide myself

. If possible the original weight, yes. If you only have modded examples, please state what mods you have done so I can use it if no other data becomes available. Hopefully I can get full, original data though.
Posted: 24 May 2018, 15:11
by Engicoder
5291 Bigfoot - 3.27 kg (3.10 kg w/out cable)
3178 BB, Numpad - 2.99 kg (2.79 kg w/out cable)
3178 BB, No Numpad - 2.87 kg (2.67 kg w/out cable)
Posted: 24 May 2018, 15:14
by Engicoder
Just noticed, you said no cable...can do that later if you like
Edit: Updated
Posted: 24 May 2018, 15:21
by Iggy
Engicoder wrote: 5291 - 3.27 kg
3178 - 2.87 kg
Both original including cable
How much in the imperial system is that?

Posted: 24 May 2018, 15:32
by Engicoder
The 5291 is about half a stone.
Posted: 24 May 2018, 16:21
by Chyros
Iggy wrote: Engicoder wrote: 5291 - 3.27 kg
3178 - 2.87 kg
Both original including cable
How much in the imperial system is that?

About 3 furlonged inchfeet.
Thanks Engicoder for the 5921 & 3178!
Posted: 24 May 2018, 16:32
by depletedvespene
Just for kicks, you should list the weights of keyboards produced in UK in the metric system, of units made in USA in the Imperial system and of the models manufactured in Mexico in (any of) the old Spanish system(s). Kilograms vs. pounds&ounces vs. arrobas (or, if you want to be a real smart-ass, fanegas).
Posted: 25 May 2018, 01:07
by clickykeyboards
Let me know if you need any reference weights and measurements for any of these keyboards
6110347 (122 key model F, IBM 3180?)
4176203 (83 key model F)
1395249 (50 key model M)

- IMG_3866.jpg (1.8 MiB) Viewed 6394 times
Posted: 25 May 2018, 02:50
by Invisius
Got 5.3lb (2.4kg) from a 4704-F50 made in 6/88
Posted: 25 May 2018, 09:11
by Chyros
clickykeyboards wrote: Let me know if you need any reference weights and measurements for any of these keyboards
6110347 (122 key model F, IBM 3180?)
4176203 (83 key model F)
1395249 (50 key model M)
IMG_3866.jpg
Oh yeah, if you could post the weight of that bigfoot (sans cable, just suspend it), that'd be great

.
And thanks Invisius!
Posted: 25 May 2018, 16:20
by clickykeyboards

- IMG_3860.JPG (1.95 MiB) Viewed 6283 times
IBM model F
IBM part # 4176203
Date: 27 SEP 84
weight without cable: 3.06 kg
The attachment IMG_3861.JPG is no longer available
Posted: 25 May 2018, 22:32
by snuci
F107 = 4.54 kg = 10 lbs.
My letter scale goes to 10 lbs so it might be just slightly over 10lbs but less than 10.05 lbs. Sorry, can't remove the cord but it shouldn't make a difference if not stacked directly on top.

- F107 heavyweight
- IMG_3685.JPG (522.82 KiB) Viewed 6241 times
Posted: 28 May 2018, 10:51
by Chyros
Thanks guys, only need the Unsaver and the F77 weights now!