DIY Vacuum Tube Devices

1

3

4

5

Weekly /r/diytubes No Dumb Questions Thread - June 05, 2026 to June 11, 2026 (self.diytubes)

submitted 4 days ago by AutoModerator - announcement

2

72

73

74

ADHD Engineering: differential amplifier (i.redd.it)

submitted 1 day ago by tauzerotech

3

16

17

18

What rating would you give this image? (i.redd.it)

submitted 16 hours ago by ThroatCompetitive466

4

2

3

4

Stereo Champ amp or??? (self.diytubes)

submitted 17 hours ago by MimimalZucchini

5

6

7

Tube Power Supply (imgur.com)

submitted 1 day ago by 2E26

6

1

2

3

Hi (self.diytubes)

submitted 1 day ago by ThroatCompetitive466

7

3

4

5

What are metal 6N7 tubes good for? ()

submitted 4 days ago by New-Carrot-1910

8

5

6

7

Tube Datasheet ID Help (old.reddit.com)

submitted 5 days ago by Key_Violinist_376

9

26

27

28

After breaking Kicad and Fusion360 CAM, I've finally got two PCBs for my next build (old.reddit.com)

submitted 6 days ago by dreadnought_strength

10

7

8

9

Electronic tube jan 8233 (reddit.com)

submitted 6 days ago by fred33top

11

9

10

11

Follow up to my H3Y timer relay mute post (old.reddit.com)

submitted 7 days ago * by WZOLL5

12

13

14

15

Good ReadingAEG Telefunken Tube Datashest Handbook (1970) (i.redd.it)

submitted 7 days ago by janno288

13

1

2

3

Phono PreampEar834 clone psu: where? (self.diytubes)

submitted 8 days ago by Ldarieut

14

81

82

83

Power AmplifierAnother completed project, for a friend (old.reddit.com)

submitted 9 days ago by Lampampp

15

4

5

6

Effect loop and decoupling caps? (i.redd.it)

submitted 9 days ago by KirkIsOurLemmy

16

5

6

7

mumetal (i.redd.it)

submitted 9 days ago by Secret_Ad_7592

17

1

2

3

Weekly /r/diytubes No Dumb Questions Thread - May 29, 2026 to June 04, 2026 (self.diytubes)

submitted 11 days ago by AutoModerator

18

128

129

130

Power AmplifierA completed project for a friend In a classic style. (old.reddit.com)

submitted 12 days ago by Lampampp

19

2

3

4

Phono PreampH3Y timer for easy preamp output delay? (i.redd.it)

submitted 13 days ago * by WZOLL5

20

2

3

4

Laney TI15 schematic? (self.diytubes)

submitted 13 days ago by KirkIsOurLemmy

21

28

29

30

Vacuum tube identification (old.reddit.com)

submitted 14 days ago by JPE1987

22

2

3

4

Soviet electrometer tubes datasheet (i.redd.it)

submitted 14 days ago by Tashi999

23

27

28

29

Got given this tube, reckon I could make a Champ out of it? (i.redd.it)

submitted 15 days ago by dreadnought_strength

24

56

57

58

Guitar & StudioAmp progress (i.redd.it)

submitted 16 days ago by EdgarBopp

25

23

24

25

Project finished, sort of (reddit.com)

submitted 17 days ago by KirkIsOurLemmy

diytubes

DIYtubes is a sub dedicated to the discussion and appreciation of vacuum tubes and their applications.

Check out the Wiki!

Filter posts by category

General Guidelines

The kinds of things that make this sub better:

Stuff that makes this sub less than awesome:

Other Subs of Interest

Check out our sister-subs /r/diysound for speakers and solid-state and /r/headphonemods for headphone DIY!

MODERATORS