Announcements
Anything
AskPoal
Funny
Gaming
Gifs
History
Introductions
News
Pics
Poaldev
Politics
Science
Strange
technology
TheLobby
TIL
Videos
Search is disabled.
You have to level up first.
link
text
poll
JavaScript is disabled or this browser is too old
Motivation & a lot of coffee
JavaScript is disabled or this browser is too old
ALL
oldtechnology
HOT
NEW
POP
TOP
ALL
oldtechnology
HOT
NEW
POP
TOP
Log in
Register
Donate
Welcome
•
User Guide
ToS
•
Privacy
•
Canary
Donate
•
Bugs
•
License
©2026 Poal.co
ᐊ
page 19
ᐅ
546
•
SX-70
339
▶︎
•
After 140 years, this old technology still keeps trains safe [06:53]
1.4K
•
One of, if not the last consumer CRT rebuild shops closed 12 years ago. [old story]
2
508
IMG
•
The 6AL5W [1417x2460 - 736KB]
10
1.2K
•
A look inside the chips that powered the landmark Polaroid SX-70 instant camera
3
133
ALBUM
•
The EICO 147A Signal Tracer
1.4K
ALBUM
•
The Monsanto MAN-1 Alphanumeric display, considered to be the first 7-segment LED display device.
6
914
ALBUM
•
The RCA 151 Oscilloscope
12
788
•
FC's Fluorescent Magic Eye Tubes
9
731
IMG
•
12BA6 Vacuum Tube, made in 1987. [4032x3024 - 2.65MB]
32
1.5K
IMG
•
The RCA 885 Thyratron [4032x3024 - 3.69MB]
67
295
IMG
•
The 1936 RCA 913 1" Oscilloscope CRT [4032x3024 - 3.89MB]
29
282
•
Silicon die teardown: a look inside an early 555 timer chip
1.1K
IMG
•
Back when computer manufacturers gave you a full set of manuals in the box... [4032x3024 - 2.82MB]
12
187
IMG
•
The Kaypro 2X+88 CP/M Computer [4032x3024 - 1.83MB]
9
421
ALBUM
•
Capehart-Farnsworth Type 6032 Image Multiplier Tube for NIght Vision Applications
5
610
[deleted]
▶︎
•
Electron microscope slow-motion video of vinyl LP [09:40]
4
542
[deleted]
▶︎
•
The Craft of Picture Tube Rebuilding [1:46:41]
1
1.1K
•
Reverse-engineering a tiny 1980s chip that plays Christmas tunes
3
1.0K
•
The [RCA] Radiotron Designer's Handbook, 4th Edition
1.1K
•
Jay Logue's Templates Get You Started Building FLIP CHIP Add-In Boards for Vintage DEC Computers - Hackster.io
254
▶︎
•
Forgotten memory? slotMusic & slotRadio [31:35]
166
IMG
•
Vacuum tube boxes [4032x3024 - 2.06MB]
2
407
IMG
•
The 117Z3 Vacuum Tube, an unusual device that operates right across the (USA) AC line. [1107x2007 - 309KB]
11
1.3K
▶︎
•
1948 Crosley 12 Inch TV FM Radio Resurrection [1:39:49]
4
ᐊ
page 19
ᐅ
/s/oldtechnology
created
ago
![The 6AL5W [1417x2460 - 736KB]](https://poal.co/static/images/MYGSiR.jpg){kind=link}
![12BA6 Vacuum Tube, made in 1987. [4032x3024 - 2.65MB]](https://poal.co/static/images/XRjtpJ.jpg){kind=link}
![The RCA 885 Thyratron [4032x3024 - 3.69MB]](https://poal.co/static/images/ZKa2qC.jpg){kind=link}
![The 1936 RCA 913 1" Oscilloscope CRT [4032x3024 - 3.89MB]](https://poal.co/static/images/xvyOvM.jpg){kind=link}
![Back when computer manufacturers gave you a full set of manuals in the box... [4032x3024 - 2.82MB]](https://poal.co/static/images/1Kv1YH.jpg){kind=link}
![The Kaypro 2X+88 CP/M Computer [4032x3024 - 1.83MB]](https://poal.co/static/images/esj0kY.jpg){kind=link}
![Vacuum tube boxes [4032x3024 - 2.06MB]](https://poal.co/static/images/KAIyI7.jpg){kind=link}
![The 117Z3 Vacuum Tube, an unusual device that operates right across the (USA) AC line. [1107x2007 - 309KB]](https://poal.co/static/images/M9Tpra.jpg){kind=link}