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Record · en.wikipedia.org

Gcr

https://en.wikipedia.org/wiki/Group_coded_recording

en.wikipedia.org

A page on en.wikipedia.org, which corpus.blog does not hold as a blog, is cited by 4 distinct blogs to date (corpus.blog, measured 8 October 2026).

A record is what was published and who pointed at it. corpus.blog does not hold this page -- read it at the source, or at its Wayback capture.

Read the post at en.wikipedia.org (opens in a new tab) Wayback capture (opens in a new tab)

4blogs citing

Citing blogs and links by period
Period Blogs Links
All time44
Last 90 days00
Last 30 days00
Last 7 days00
Figures for this page
First cited24 Aug 2018
Latest citation2 Jan 2026
Anchor phrases3
New citing blogs a weeksince Aug 2018
New citing blogs a week, since Aug 2018: 425 weeks, peak 1 a week, latest week 0

0 this week (still settling) · peak 1

Show as table
New citing blogs a week, week by week
Week of Value
20 Aug 20181
27 Aug 20180
3 Sept 20180
10 Sept 20180
17 Sept 20180
24 Sept 20180
1 Oct 20180
8 Oct 20180
15 Oct 20180
22 Oct 20180
29 Oct 20180
5 Nov 20180
12 Nov 20180
19 Nov 20180
26 Nov 20180
3 Dec 20180
10 Dec 20180
17 Dec 20180
24 Dec 20180
31 Dec 20180
7 Jan 20190
14 Jan 20190
21 Jan 20190
28 Jan 20190
4 Feb 20190
11 Feb 20190
18 Feb 20190
25 Feb 20190
4 Mar 20190
11 Mar 20190
18 Mar 20190
25 Mar 20190
1 Apr 20190
8 Apr 20190
15 Apr 20190
22 Apr 20190
29 Apr 20190
6 May 20190
13 May 20190
20 May 20190
27 May 20190
3 Jun 20190
10 Jun 20190
17 Jun 20190
24 Jun 20190
1 Jul 20190
8 Jul 20190
15 Jul 20190
22 Jul 20190
29 Jul 20190
5 Aug 20190
12 Aug 20190
19 Aug 20190
26 Aug 20190
2 Sept 20190
9 Sept 20190
16 Sept 20190
23 Sept 20190
30 Sept 20190
7 Oct 20190
14 Oct 20190
21 Oct 20190
28 Oct 20190
4 Nov 20190
11 Nov 20190
18 Nov 20190
25 Nov 20190
2 Dec 20190
9 Dec 20190
16 Dec 20190
23 Dec 20190
30 Dec 20190
6 Jan 20200
13 Jan 20200
20 Jan 20200
27 Jan 20200
3 Feb 20200
10 Feb 20200
17 Feb 20200
24 Feb 20200
2 Mar 20200
9 Mar 20200
16 Mar 20200
23 Mar 20200
30 Mar 20200
6 Apr 20200
13 Apr 20200
20 Apr 20200
27 Apr 20200
4 May 20200
11 May 20200
18 May 20200
25 May 20200
1 Jun 20200
8 Jun 20200
15 Jun 20200
22 Jun 20200
29 Jun 20200
6 Jul 20200
13 Jul 20200
20 Jul 20200
27 Jul 20200
3 Aug 20200
10 Aug 20200
17 Aug 20200
24 Aug 20200
31 Aug 20200
7 Sept 20200
14 Sept 20200
21 Sept 20200
28 Sept 20200
5 Oct 20200
12 Oct 20200
19 Oct 20200
26 Oct 20200
2 Nov 20200
9 Nov 20200
16 Nov 20200
23 Nov 20200
30 Nov 20200
7 Dec 20200
14 Dec 20200
21 Dec 20200
28 Dec 20200
4 Jan 20210
11 Jan 20210
18 Jan 20210
25 Jan 20210
1 Feb 20210
8 Feb 20210
15 Feb 20210
22 Feb 20210
1 Mar 20210
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29 Mar 20210
5 Apr 20210
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26 Apr 20210
3 May 20210
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31 May 20210
7 Jun 20210
14 Jun 20210
21 Jun 20210
28 Jun 20210
5 Jul 20210
12 Jul 20210
19 Jul 20210
26 Jul 20210
2 Aug 20210
9 Aug 20210
16 Aug 20210
23 Aug 20210
30 Aug 20210
6 Sept 20210
13 Sept 20210
20 Sept 20210
27 Sept 20210
4 Oct 20210
11 Oct 20210
18 Oct 20210
25 Oct 20210
1 Nov 20210
8 Nov 20210
15 Nov 20210
22 Nov 20210
29 Nov 20210
6 Dec 20210
13 Dec 20210
20 Dec 20210
27 Dec 20210
3 Jan 20220
10 Jan 20220
17 Jan 20220
24 Jan 20220
31 Jan 20220
7 Feb 20220
14 Feb 20220
21 Feb 20220
28 Feb 20220
7 Mar 20220
14 Mar 20220
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28 Mar 20220
4 Apr 20220
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2 May 20220
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6 Jun 20220
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4 Jul 20220
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1 Aug 20220
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22 Aug 20220
29 Aug 20220
5 Sept 20220
12 Sept 20220
19 Sept 20220
26 Sept 20220
3 Oct 20220
10 Oct 20220
17 Oct 20220
24 Oct 20220
31 Oct 20220
7 Nov 20220
14 Nov 20220
21 Nov 20220
28 Nov 20220
5 Dec 20220
12 Dec 20220
19 Dec 20220
26 Dec 20220
2 Jan 20230
9 Jan 20230
16 Jan 20230
23 Jan 20230
30 Jan 20230
6 Feb 20230
13 Feb 20230
20 Feb 20230
27 Feb 20230
6 Mar 20230
13 Mar 20230
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27 Mar 20230
3 Apr 20230
10 Apr 20230
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24 Apr 20230
1 May 20230
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5 Jun 20230
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31 Jul 20230
7 Aug 20230
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28 Aug 20230
4 Sept 20230
11 Sept 20230
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25 Sept 20230
2 Oct 20230
9 Oct 20230
16 Oct 20230
23 Oct 20230
30 Oct 20230
6 Nov 20230
13 Nov 20230
20 Nov 20230
27 Nov 20230
4 Dec 20230
11 Dec 20230
18 Dec 20230
25 Dec 20230
1 Jan 20240
8 Jan 20240
15 Jan 20240
22 Jan 20240
29 Jan 20240
5 Feb 20240
12 Feb 20240
19 Feb 20240
26 Feb 20240
4 Mar 20240
11 Mar 20240
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1 Apr 20240
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29 Apr 20240
6 May 20240
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3 Jun 20240
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1 Jul 20240
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29 Jul 20240
5 Aug 20240
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19 Aug 20241
26 Aug 20240
2 Sept 20240
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30 Sept 20240
7 Oct 20240
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28 Oct 20240
4 Nov 20240
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2 Dec 20240
9 Dec 20240
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30 Dec 20240
6 Jan 20250
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3 Feb 20250
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17 Feb 20250
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3 Mar 20250
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31 Mar 20250
7 Apr 20250
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4 Aug 20250
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1 Sept 20250
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29 Sept 20250
6 Oct 20250
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27 Oct 20250
3 Nov 20250
10 Nov 20250
17 Nov 20250
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1 Dec 20250
8 Dec 20250
15 Dec 20250
22 Dec 20250
29 Dec 20251
5 Jan 20260
12 Jan 20260
19 Jan 20260
26 Jan 20260
2 Feb 20260
9 Feb 20260
16 Feb 20260
23 Feb 20260
2 Mar 20260
9 Mar 20260
16 Mar 20260
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30 Mar 20260
6 Apr 20260
13 Apr 20260
20 Apr 20260
27 Apr 20260
4 May 20260
11 May 20260
18 May 20260
25 May 20260
1 Jun 20260
8 Jun 20260
15 Jun 20260
22 Jun 20260
29 Jun 20260
6 Jul 20260
13 Jul 20260
20 Jul 20260
27 Jul 20260
3 Aug 20260
10 Aug 20260
17 Aug 20260
24 Aug 20260
31 Aug 20260
7 Sept 20260
14 Sept 20260
21 Sept 20260
28 Sept 20260 (still settling)
5 Oct 20260 (still settling)

Each blog counts once, in the week of its first citation. A blog added to the index recently can bring old first citations in at once.

How it is described

The words blogs link this page with, by how many different blogs use them.

  • gcr2 blogs
  • group coded recording1 blog
  • group coded recording (gcr) encoding1 blog

Cited by 4 blogs in 4 posts

One row per blog, the most recently citing first. Each shows the blog's newest citing post; open a row for the others.

Blog
Newest citing post
Date
pointinthecloud.com1 post
The save icon made real: Digital archaeology of 1980s computer disks

linked as “Group coded recording”

Read at the source (opens in a new tab)
2 Jan 2026
thomasw.dev1 post
Emulating the early Macintosh floppy drive

linked as “Group Coded Recording (GCR) encoding”

Read at the source (opens in a new tab)
23 Aug 2024
scarybeastsecurity.blogspot.com1 post
Recovering "lost" treasure-filled floppy discs with an oscilloscope

linked as “GCR”

Read at the source (opens in a new tab)
17 May 2021
oldcrap.org1 post
Apple Disk 5.25

linked as “GCR”

Read at the source (opens in a new tab)
24 Aug 2018

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