OSTC+, 3, cR, sport, nano and OSTC 2 (Mod. 2015 and later)

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Using Subsurface to update BLE-only OSTC

Last post by heinrichsweikamp « 09 Apr 2026, 10:22

by heinrichsweikamp » 09 Apr 2026, 10:22

0 Replies

307 Views

Last post by heinrichsweikamp
09 Apr 2026, 10:22
hwOS TECH: New Firmware 3.33

Last post by Gepetto « 29 Mar 2026, 06:45
Replies: 28
by heinrichsweikamp » 03 Jan 2026, 15:59
1

2
28 Replies

26539 Views

Last post by Gepetto
29 Mar 2026, 06:45
hwOS Sport: New Firmware 10.92

Last post by heinrichsweikamp « 02 Jan 2026, 19:02

by heinrichsweikamp » 02 Jan 2026, 19:02

0 Replies

1893 Views

Last post by heinrichsweikamp
02 Jan 2026, 19:02
New registered user? Please read.

Last post by heinrichsweikamp « 14 Feb 2024, 10:30

by heinrichsweikamp » 14 Feb 2024, 10:30

0 Replies

47139 Views

Last post by heinrichsweikamp
14 Feb 2024, 10:30
New OSTC Companion 3.2.1

Last post by gordon mackie « 18 Jun 2025, 17:03
Replies: 12
by heinrichsweikamp » 08 Jan 2020, 14:54

12 Replies

79401 Views

Last post by gordon mackie
18 Jun 2025, 17:03
FAQ: Batteries in the OSTC plus

Last post by heinrichsweikamp « 19 Sep 2023, 12:48
Replies: 1
by heinrichsweikamp » 07 May 2019, 17:44

1 Replies

67487 Views

Last post by heinrichsweikamp
19 Sep 2023, 12:48
OSTC Tools for Windows - HWOS Config for Android

Last post by Rob « 10 Apr 2026, 13:20
Replies: 38
by Rob » 03 Aug 2016, 18:35
1

2
38 Replies

518939 Views

Last post by Rob
10 Apr 2026, 13:20
Updating OSTC 3, sport, Plus, cR and OSTC 2 - HowTo

Last post by jp01000 « 14 May 2025, 17:58
Replies: 6
by heinrichsweikamp » 02 Feb 2015, 09:56

6 Replies

114765 Views

Last post by jp01000
14 May 2025, 17:58

Topics

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Ostc sport for rebreather

Last post by svac « 24 Feb 2025, 18:56
Replies: 3
by svac » 24 Feb 2025, 16:32

3 Replies

15979 Views

Last post by svac
24 Feb 2025, 18:56
OSTC3 lässt sich nich upgraden

Last post by Deepblue10 « 20 Feb 2025, 18:55
Replies: 2
by Deepblue10 » 20 Feb 2025, 17:54

2 Replies

11370 Views

Last post by Deepblue10
20 Feb 2025, 18:55
OSTC2 Battery indicator problem after 3.26 update

Last post by Ralph « 09 Feb 2025, 08:04
Replies: 3
by emka13 » 08 Feb 2025, 17:22

3 Replies

35609 Views

Last post by Ralph
09 Feb 2025, 08:04
Kein Tauchgangsexport mehr

Last post by kwolf « 26 Jan 2025, 23:34
Replies: 1
by Gunter » 19 Jan 2025, 15:00

1 Replies

15825 Views

Last post by kwolf
26 Jan 2025, 23:34
New firmware 3.26

Last post by dadefay « 18 Jan 2025, 13:17

by dadefay » 18 Jan 2025, 13:17

0 Replies

9389 Views

Last post by dadefay
18 Jan 2025, 13:17
OSTC Sport: kein TG-Export mehr

Last post by kwolf « 07 Jan 2025, 15:36
Replies: 2
by kwolf » 04 Jan 2025, 11:14

2 Replies

13605 Views

Last post by kwolf
07 Jan 2025, 15:36
Umkehrdruck

Last post by kwolf « 23 Dec 2024, 17:47
Replies: 4
by kwolf » 22 Dec 2024, 18:57

4 Replies

14850 Views

Last post by kwolf
23 Dec 2024, 17:47
OSTC Sport & 2N

Last post by Motardplongeur « 20 Dec 2024, 12:04
Replies: 2
by Motardplongeur » 19 Dec 2024, 10:16

2 Replies

13499 Views

Last post by Motardplongeur
20 Dec 2024, 12:04
Feature request hwOS Tech: ADD +5

Last post by Ralph « 20 Dec 2024, 07:36
Replies: 3
by Leonvank » 19 Dec 2024, 11:48

3 Replies

15140 Views

Last post by Ralph
20 Dec 2024, 07:36
hwOS TECH: New Firmware 3.24

Last post by heinrichsweikamp « 19 Dec 2024, 18:14
Replies: 3
by heinrichsweikamp » 20 Aug 2024, 10:25

3 Replies

18622 Views

Last post by heinrichsweikamp
19 Dec 2024, 18:14
hwOS TECH: Firmware 3.25 BETA

Last post by heinrichsweikamp « 17 Dec 2024, 11:31
Replies: 3
by heinrichsweikamp » 08 Oct 2024, 12:53

3 Replies

18588 Views

Last post by heinrichsweikamp
17 Dec 2024, 11:31
OSTC Sport Plus geht nicht in den Tauchmodus

Last post by Ralph « 13 Nov 2024, 07:39
Replies: 9
by kv21 » 28 Sep 2024, 09:30

9 Replies

33089 Views

Last post by Ralph
13 Nov 2024, 07:39
CNS 97%

Last post by Ralph « 13 Nov 2024, 07:30
Replies: 3
by dadefay » 10 Nov 2024, 00:20

3 Replies

14284 Views

Last post by Ralph
13 Nov 2024, 07:30
Charging speed of OSTC2

Last post by hgw « 06 Nov 2024, 15:22
Replies: 11
by hgw » 08 Aug 2024, 14:05

11 Replies

40361 Views

Last post by hgw
06 Nov 2024, 15:22
Maximum O2 content in the loop

Last post by Ralph « 30 Oct 2024, 06:34
Replies: 3
by mobu » 28 Oct 2024, 19:35

3 Replies

15620 Views

Last post by Ralph
30 Oct 2024, 06:34
Ladezyklenanzeige

Last post by heinrichsweikamp « 08 Oct 2024, 13:01
Replies: 3
by D_Kl » 30 Sep 2024, 20:37

3 Replies

17873 Views

Last post by heinrichsweikamp
08 Oct 2024, 13:01
Bug? Simulator/Planner shows ‚no breathable gas at depth‘

Last post by Fabian F « 02 Oct 2024, 17:38
Replies: 2
by Fabian F » 02 Oct 2024, 07:43

2 Replies

11876 Views

Last post by Fabian F
02 Oct 2024, 17:38
OSTC3 - FW upgrade unsuccesfull

Last post by heinrichsweikamp « 02 Oct 2024, 15:14
Replies: 4
by aerea » 01 Oct 2024, 16:31

4 Replies

19698 Views

Last post by heinrichsweikamp
02 Oct 2024, 15:14
OSTC Sport - Need help about display

Last post by Altrz « 16 Sep 2024, 22:40
Replies: 11
by Altrz » 06 Sep 2024, 18:49

11 Replies

41965 Views

Last post by Altrz
16 Sep 2024, 22:40
OSTC Sport discontinued?

Last post by MattDiver « 15 Sep 2024, 21:33
Replies: 3
by MattDiver » 03 Sep 2024, 14:02

3 Replies

13884 Views

Last post by MattDiver
15 Sep 2024, 21:33
Cave Edition

Last post by heinrichsweikamp « 04 Sep 2024, 19:05
Replies: 5
by Tastenchef » 06 Mar 2023, 11:21

5 Replies

23497 Views

Last post by heinrichsweikamp
04 Sep 2024, 19:05
Depth and Temperature Issue

Last post by heinrichsweikamp « 02 Sep 2024, 09:17
Replies: 2
by Sly » 01 Sep 2024, 17:01

2 Replies

11699 Views

Last post by heinrichsweikamp
02 Sep 2024, 09:17
Leitgewebe / Saturation

Last post by mdiver « 27 Aug 2024, 16:59
Replies: 9
by mdiver » 18 Aug 2024, 11:46

9 Replies

21747 Views

Last post by mdiver
27 Aug 2024, 16:59
hwOS TECH: New Firmware 3.22

Last post by heinrichsweikamp « 20 Aug 2024, 10:25
Replies: 8
by heinrichsweikamp » 29 Apr 2024, 12:45

8 Replies

25529 Views

Last post by heinrichsweikamp
20 Aug 2024, 10:25
hwOS Sport: New Firmware 10.77

Last post by heinrichsweikamp « 20 Aug 2024, 10:19
Replies: 1
by heinrichsweikamp » 14 Mar 2024, 18:16

1 Replies

21903 Views

Last post by heinrichsweikamp
20 Aug 2024, 10:19

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