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 2025-07-19 till now
- over the rolling past month, i.e. from 2026-06-19 till now
- over the rolling past week, i.e. from 2026-07-12 till now
Countries rolling past year
- Albania - Algeria - Angola - Argentina - Asia/Pacific Region - Australia - Austria - Azerbaijan - Bahamas - Bangladesh - Belgium - Brazil - Bulgaria - Canada - Chile - China - Colombia - Cuba - Czech Republic - Denmark - Ecuador - Estonia - Europe - Finland - France - Germany - Greece - Hong Kong - Hungary - India - Indonesia - Iran, Islamic Republic of - Ireland - Israel - Italy - Japan - Jordan - Korea, Republic of - Latvia - Lebanon - Lithuania - Mexico - Morocco - Netherlands - New Zealand - Norway - Pakistan - Palestinian Territory - Panama - Poland - Portugal - Qatar - Romania - Russian Federation - Senegal - Serbia - Singapore - Slovakia - Slovenia - South Africa - Spain - Sweden - Switzerland - Taiwan - Thailand - Tunisia - Turkey - Ukraine - United Kingdom - United States - Uruguay - Venezuela - Vietnam
- Albania - Algeria - Angola - Argentina - Asia/Pacific Region - Australia - Austria - Azerbaijan - Bahamas - Bangladesh - Belgium - Brazil - Bulgaria - Canada - Chile - China - Colombia - Cuba - Czech Republic - Denmark - Ecuador - Estonia - Europe - Finland - France - Germany - Greece - Hong Kong - Hungary - India - Indonesia - Iran, Islamic Republic of - Ireland - Israel - Italy - Japan - Jordan - Korea, Republic of - Latvia - Lebanon - Lithuania - Mexico - Morocco - Netherlands - New Zealand - Norway - Pakistan - Palestinian Territory - Panama - Poland - Portugal - Qatar - Romania - Russian Federation - Senegal - Serbia - Singapore - Slovakia - Slovenia - South Africa - Spain - Sweden - Switzerland - Taiwan - Thailand - Tunisia - Turkey - Ukraine - United Kingdom - United States - Uruguay - Venezuela - Vietnam
Countries rolling past month
- Argentina - Australia - Bahamas - Bangladesh - Brazil - Canada - China - Czech Republic - Ecuador - Finland - France - Germany - Hungary - Iran, Islamic Republic of - Italy - New Zealand - Pakistan - Qatar - Serbia - Singapore - South Africa - Spain - Tunisia - United Kingdom - United States - Uruguay - Vietnam
- Argentina - Australia - Bahamas - Bangladesh - Brazil - Canada - China - Czech Republic - Ecuador - Finland - France - Germany - Hungary - Iran, Islamic Republic of - Italy - New Zealand - Pakistan - Qatar - Serbia - Singapore - South Africa - Spain - Tunisia - United Kingdom - United States - Uruguay - Vietnam
Countries rolling past week
- Australia - Bahamas - Bangladesh - Canada - China - Czech Republic - Finland - France - Germany - Hungary - Iran, Islamic Republic of - Italy - New Zealand - Serbia - South Africa - Spain - United Kingdom - United States - Vietnam
- Australia - Bahamas - Bangladesh - Canada - China - Czech Republic - Finland - France - Germany - Hungary - Iran, Islamic Republic of - Italy - New Zealand - Serbia - South Africa - Spain - United Kingdom - United States - Vietnam
Users (distinct IPs):
- since beginning 4283
- rolling past year 1071
- rolling past month 107
- rolling past week 38
Most active countries over rolling past year
(in terms of simulations, at least 500 actions):
(in terms of simulations, at least 500 actions):
- Germany 3705
- France 2495
- Czech Republic 2431
- Serbia 1229
- United States 1021
- Italy 833
- Australia 795
- Vietnam 667
Most active countries over rolling past month
(in terms of simulations, at least 50 actions):
(in terms of simulations, at least 50 actions):
- France 120
- New Zealand 81
- United States 73
- Vietnam 65
Most active countries over rolling past week
(in terms of simulations, at least 50 actions):
(in terms of simulations, at least 50 actions):
Most active countries over rolling past year
(in terms of count of different users, at least 10 users):
- United States 216
- Vietnam 140
- France 114
- Germany 84
- Australia 54
- Italy 48
- Serbia 46
- Netherlands 35
- United Kingdom 31
- Czech Republic 20
- Austria 16
- China 15
- Hungary 14
- Poland 13
- Spain 13
- Brazil 12
- Taiwan 12
- Denmark 11
- Singapore 11
- Canada 10
- Romania 10
Circuit simulations over rolling past year performed from:
- Web 9828
- PC 8292
The 10 most successful circuits over rolling past year:
- schema4 5133
- schema1 3407
- schema8 1534
- schema2 1218
- schema5 943
- schema7 662
- schema12 650
- schema29 353
- schema6 348
- schema3 327
The 10 most successful circuits ever (since 1/2020):
- schema4 23220
- schema1 21046
- schema8 9406
- schema5 6484
- schema6 6356
- schema2 5974
- schema3 4239
- schema7 2552
- schema15 2038
- schema9 1493
Counts of tube curves display:
- since beginning 4664
- rolling past year 434
- rolling past month 23
- rolling past week 2
"DCTriode" PC app downloads (includes search engines hits) (this log was not filled from 11/2023 till 4/2025!):
- since beginning 1311
- rolling past year 614
- rolling past month 75
- rolling past week 21
Counts of circuit simulations
over the rolling past year:
over the rolling past year:
- circuit #1 - 3408
- circuit #2 - 1218
- circuit #3 - 328
- circuit #4 - 5141
- circuit #5 - 943
- circuit #6 - 348
- circuit #7 - 662
- circuit #8 - 1536
- circuit #9 - 110
- circuit #10 - 235
- circuit #11 - 211
- circuit #12 - 650
- circuit #13 - 21
- circuit #15 - 245
- circuit #17 - 1
- circuit #20 - 129
- circuit #22 - 46
- circuit #23 - 16
- circuit #24 - 5
- circuit #26 - 74
- circuit #28 - 1
- circuit #29 - 353
- circuit #30 - 107
- circuit #31 - 182
- circuit #33 - 51
- circuit #34 - 21
- circuit #35 - 19
- circuit #36 - 113
- circuit #37 - 103
- circuit #38 - 60
Counts of circuit simulations
over the rolling past month:
over the rolling past month:
- circuit #1 - 61
- circuit #2 - 57
- circuit #3 - 1
- circuit #4 - 141
- circuit #5 - 5
- circuit #6 - 44
- circuit #7 - 13
- circuit #8 - 69
- circuit #9 - 4
- circuit #10 - 1
- circuit #11 - 11
- circuit #36 - 1
Counts of circuit simulations
over the rolling past week:
over the rolling past week:
- circuit #2 - 18
- circuit #3 - 1
- circuit #4 - 92
- circuit #6 - 1
- circuit #7 - 13
- circuit #8 - 13
- circuit #10 - 1
- circuit #11 - 4
- circuit #36 - 1