This page reveals how are used the online library and the Windows PC application. Stats are delivered for some periods of time:
Users (distinct IPs):
Most active countries over rolling past year
(in terms of count of different users, at least 10 users):
Circuit simulations over rolling past year performed from:
Counts of tube curves display:
"DCTriode" PC app downloads (includes search engines hits) (this log was not filled from 11/2023 till 4/2025!):
- since beginning 2020-01-01
- over the rolling past year, i.e. from 2025-11-11 till now
- over the rolling past month, i.e. from 2026-10-12 till now
- over the rolling past week, i.e. from 2026-11-04 till now
Countries rolling past year
- Albania - Algeria - Angola - Anonymous Proxy - Argentina - Australia - Austria - Azerbaijan - Bahamas - Bangladesh - Belgium - Bolivia - Bosnia and Herzegovina - Brazil - Bulgaria - Canada - Chile - China - Colombia - Costa Rica - Cuba - Czech Republic - Denmark - Ecuador - Ethiopia - Europe - Finland - France - Georgia - Germany - Greece - Hong Kong - Hungary - India - Indonesia - Iran, Islamic Republic of - Ireland - Israel - Italy - Japan - Jordan - Kazakhstan - Korea, Republic of - Latvia - Lebanon - Lithuania - Macedonia - Malaysia - Mexico - Morocco - Nepal - Netherlands - New Zealand - Norway - Pakistan - Palestinian Territory - Poland - Portugal - Qatar - Romania - Russian Federation - Senegal - Serbia - Singapore - Slovakia - Slovenia - South Africa - Spain - Sweden - Switzerland - Syrian Arab Republic - Taiwan - Thailand - Tunisia - Turkey - Ukraine - United Arab Emirates - United Kingdom - United States - Uruguay - Uzbekistan - Venezuela - Vietnam
- Albania - Algeria - Angola - Anonymous Proxy - Argentina - Australia - Austria - Azerbaijan - Bahamas - Bangladesh - Belgium - Bolivia - Bosnia and Herzegovina - Brazil - Bulgaria - Canada - Chile - China - Colombia - Costa Rica - Cuba - Czech Republic - Denmark - Ecuador - Ethiopia - Europe - Finland - France - Georgia - Germany - Greece - Hong Kong - Hungary - India - Indonesia - Iran, Islamic Republic of - Ireland - Israel - Italy - Japan - Jordan - Kazakhstan - Korea, Republic of - Latvia - Lebanon - Lithuania - Macedonia - Malaysia - Mexico - Morocco - Nepal - Netherlands - New Zealand - Norway - Pakistan - Palestinian Territory - Poland - Portugal - Qatar - Romania - Russian Federation - Senegal - Serbia - Singapore - Slovakia - Slovenia - South Africa - Spain - Sweden - Switzerland - Syrian Arab Republic - Taiwan - Thailand - Tunisia - Turkey - Ukraine - United Arab Emirates - United Kingdom - United States - Uruguay - Uzbekistan - Venezuela - Vietnam
Countries rolling past month
- Australia - Brazil - Chile - China - Czech Republic - Finland - France - Germany - Hong Kong - Hungary - Iran, Islamic Republic of - Israel - Italy - Lithuania - Malaysia - Netherlands - New Zealand - Serbia - Singapore - Slovakia - Ukraine - United States - Vietnam
- Australia - Brazil - Chile - China - Czech Republic - Finland - France - Germany - Hong Kong - Hungary - Iran, Islamic Republic of - Israel - Italy - Lithuania - Malaysia - Netherlands - New Zealand - Serbia - Singapore - Slovakia - Ukraine - United States - Vietnam
Countries rolling past week
- France - Germany - Hong Kong - Hungary - Iran, Islamic Republic of - Italy - Netherlands - New Zealand - Serbia - Slovakia - United States
- France - Germany - Hong Kong - Hungary - Iran, Islamic Republic of - Italy - Netherlands - New Zealand - Serbia - Slovakia - United States
Users (distinct IPs):
- since beginning 4606
- rolling past year 1108
- rolling past month 75
- rolling past week 20
Most active countries over rolling past year
(in terms of simulations, at least 500 actions):
(in terms of simulations, at least 500 actions):
- Germany 3617
- Czech Republic 2544
- France 2405
- Serbia 1027
- United States 1020
- Italy 984
- Vietnam 702
Most active countries over rolling past month
(in terms of simulations, at least 50 actions):
(in terms of simulations, at least 50 actions):
- Germany 361
- France 226
- Italy 61
- Czech Republic 58
- United States 56
Most active countries over rolling past week
(in terms of simulations, at least 50 actions):
(in terms of simulations, at least 50 actions):
- France 200
- Germany 186
Most active countries over rolling past year
(in terms of count of different users, at least 10 users):
- United States 217
- Vietnam 151
- Germany 104
- France 97
- Serbia 42
- Italy 40
- United Kingdom 32
- China 27
- Australia 25
- Czech Republic 25
- Netherlands 24
- Brazil 22
- Slovakia 19
- Hungary 16
- Spain 16
- Austria 13
- Romania 12
- Bangladesh 10
- Canada 10
- Singapore 10
Circuit simulations over rolling past year performed from:
- Web 8623
- PC 8444
The 10 most successful circuits over rolling past year:
- schema4 3621
- schema1 3061
- schema8 1460
- schema2 1382
- schema5 879
- schema7 803
- schema12 661
- schema15 463
- schema30 327
- schema6 263
The 10 most successful circuits ever (since 1/2020):
- schema4 23695
- schema1 21434
- schema8 9738
- schema5 6525
- schema6 6476
- schema2 6367
- schema3 4327
- schema7 2718
- schema15 2426
- schema9 1599
Counts of tube curves display:
- since beginning 4905
- rolling past year 530
- rolling past month 37
- rolling past week 16
"DCTriode" PC app downloads (includes search engines hits) (this log was not filled from 11/2023 till 4/2025!):
- since beginning 1561
- rolling past year 699
- rolling past month 41
- rolling past week 9
Counts of circuit simulations
over the rolling past year:
over the rolling past year:
- circuit #1 - 3093
- circuit #2 - 1382
- circuit #3 - 237
- circuit #4 - 3800
- circuit #5 - 893
- circuit #6 - 263
- circuit #7 - 803
- circuit #8 - 1481
- circuit #9 - 214
- circuit #10 - 233
- circuit #11 - 178
- circuit #12 - 661
- circuit #13 - 21
- circuit #14 - 5
- circuit #15 - 463
- circuit #16 - 1
- circuit #17 - 2
- circuit #18 - 1
- circuit #19 - 2
- circuit #20 - 9
- circuit #21 - 1
- circuit #22 - 39
- circuit #23 - 18
- circuit #24 - 7
- circuit #26 - 17
- circuit #27 - 1
- circuit #28 - 3
- circuit #29 - 261
- circuit #30 - 327
- circuit #31 - 44
- circuit #32 - 1
- circuit #33 - 65
- circuit #34 - 19
- circuit #35 - 19
- circuit #36 - 117
- circuit #37 - 100
- circuit #38 - 138
Counts of circuit simulations
over the rolling past month:
over the rolling past month:
- circuit #1 - 55
- circuit #2 - 202
- circuit #3 - 6
- circuit #4 - 70
- circuit #5 - 1
- circuit #6 - 99
- circuit #7 - 35
- circuit #8 - 92
- circuit #11 - 5
- circuit #14 - 4
- circuit #15 - 139
- circuit #26 - 3
- circuit #30 - 98
- circuit #38 - 10
Counts of circuit simulations
over the rolling past week:
over the rolling past week:
- circuit #1 - 40
- circuit #2 - 39
- circuit #3 - 1
- circuit #4 - 32
- circuit #5 - 1
- circuit #6 - 99
- circuit #7 - 1
- circuit #8 - 12
- circuit #15 - 96
- circuit #26 - 3
- circuit #30 - 98
- circuit #38 - 10