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 2025-04-04 till now
- over the rolling past month, i.e. from 2026-03-05 till now
- over the rolling past week, i.e. from 2026-03-28 till now
Countries rolling past year
- Albania - Algeria - Angola - Anonymous Proxy - Argentina - Asia/Pacific Region - Australia - Austria - Azerbaijan - Bangladesh - Belgium - Brazil - Bulgaria - Canada - Chile - China - Colombia - Croatia - Czech Republic - Denmark - Estonia - Europe - Finland - France - Germany - Greece - Hong Kong - Hungary - India - Indonesia - Iran, Islamic Republic of - Ireland - Italy - Japan - Korea, Republic of - Latvia - Lithuania - Mexico - Morocco - Netherlands - New Zealand - Norway - Pakistan - Palestinian Territory - Panama - Poland - Portugal - Romania - Russian Federation - Serbia - Singapore - Slovakia - Slovenia - South Africa - Spain - Sweden - Switzerland - Taiwan - Thailand - Turkey - Ukraine - United Kingdom - United States - Venezuela - Vietnam
- Albania - Algeria - Angola - Anonymous Proxy - Argentina - Asia/Pacific Region - Australia - Austria - Azerbaijan - Bangladesh - Belgium - Brazil - Bulgaria - Canada - Chile - China - Colombia - Croatia - Czech Republic - Denmark - Estonia - Europe - Finland - France - Germany - Greece - Hong Kong - Hungary - India - Indonesia - Iran, Islamic Republic of - Ireland - Italy - Japan - Korea, Republic of - Latvia - Lithuania - Mexico - Morocco - Netherlands - New Zealand - Norway - Pakistan - Palestinian Territory - Panama - Poland - Portugal - Romania - Russian Federation - Serbia - Singapore - Slovakia - Slovenia - South Africa - Spain - Sweden - Switzerland - Taiwan - Thailand - Turkey - Ukraine - United Kingdom - United States - Venezuela - Vietnam
Countries rolling past month
- Australia - Austria - Azerbaijan - Bulgaria - China - Czech Republic - Denmark - France - Germany - Greece - Hong Kong - Hungary - Ireland - Italy - Netherlands - New Zealand - Pakistan - Serbia - Singapore - Slovenia - Spain - Switzerland - United Kingdom - United States - Vietnam
- Australia - Austria - Azerbaijan - Bulgaria - China - Czech Republic - Denmark - France - Germany - Greece - Hong Kong - Hungary - Ireland - Italy - Netherlands - New Zealand - Pakistan - Serbia - Singapore - Slovenia - Spain - Switzerland - United Kingdom - United States - Vietnam
Countries rolling past week
- Australia - China - Czech Republic - Denmark - France - Greece - Hungary - Ireland - Italy - Netherlands - New Zealand - Serbia - Slovenia - Spain - United States - Vietnam
- Australia - China - Czech Republic - Denmark - France - Greece - Hungary - Ireland - Italy - Netherlands - New Zealand - Serbia - Slovenia - Spain - United States - Vietnam
Users (distinct IPs):
- since beginning 3987
- rolling past year 994
- rolling past month 107
- rolling past week 33
Most active countries over rolling past year
(in terms of simulations, at least 500 actions):
(in terms of simulations, at least 500 actions):
- Germany 4076
- Czech Republic 2009
- France 1733
- Serbia 1504
- Italy 1399
- United States 1028
- Australia 787
- Vietnam 709
Most active countries over rolling past month
(in terms of simulations, at least 50 actions):
(in terms of simulations, at least 50 actions):
- Italy 484
- Czech Republic 373
- France 184
- Serbia 130
- Australia 99
- United States 90
- Hungary 85
- New Zealand 83
- Spain 59
- Hong Kong 53
Most active countries over rolling past week
(in terms of simulations, at least 50 actions):
(in terms of simulations, at least 50 actions):
- Czech Republic 167
- Australia 99
- Hungary 52
Most active countries over rolling past year
(in terms of count of different users, at least 10 users):
- United States 188
- Vietnam 131
- France 106
- Germany 83
- Italy 59
- Serbia 51
- Australia 48
- United Kingdom 29
- Netherlands 26
- Austria 16
- Czech Republic 16
- Poland 16
- Hungary 14
- Brazil 13
- China 12
- Spain 12
- Taiwan 12
- Thailand 12
- Canada 10
- Greece 10
- Singapore 10
Circuit simulations over rolling past year performed from:
- Web 9151
- PC 8225
The 10 most successful circuits over rolling past year:
- schema4 5224
- schema1 2944
- schema8 1573
- schema2 1024
- schema15 766
- schema5 756
- schema12 658
- schema3 342
- schema7 339
- schema31 331
The 10 most successful circuits ever (since 1/2020):
- schema4 22442
- schema1 20002
- schema8 9071
- schema6 6303
- schema5 6233
- schema2 5576
- schema3 4208
- schema7 2029
- schema15 2020
- schema9 1469
Counts of tube curves display:
- since beginning 4562
- rolling past year 429
- rolling past month 57
- rolling past week 27
"DCTriode" PC app downloads (includes search engines hits) (this log was not filled from 11/2023 till 4/2025!):
- since beginning 1109
- rolling past year 505
- rolling past month 41
- rolling past week 11
Counts of circuit simulations
over the rolling past year:
over the rolling past year:
- circuit #1 - 2944
- circuit #2 - 1024
- circuit #3 - 342
- circuit #4 - 5227
- circuit #5 - 756
- circuit #6 - 301
- circuit #7 - 339
- circuit #8 - 1581
- circuit #9 - 90
- circuit #10 - 273
- circuit #11 - 173
- circuit #12 - 658
- circuit #13 - 21
- circuit #15 - 766
- circuit #20 - 129
- circuit #22 - 51
- circuit #23 - 16
- circuit #24 - 1
- circuit #26 - 61
- circuit #29 - 295
- circuit #30 - 183
- circuit #31 - 331
- circuit #33 - 28
- circuit #34 - 46
- circuit #35 - 19
- circuit #36 - 40
- circuit #37 - 144
- circuit #38 - 65
Counts of circuit simulations
over the rolling past month:
over the rolling past month:
- circuit #1 - 380
- circuit #2 - 234
- circuit #3 - 39
- circuit #4 - 482
- circuit #5 - 32
- circuit #6 - 21
- circuit #7 - 69
- circuit #8 - 40
- circuit #9 - 80
- circuit #10 - 146
- circuit #11 - 11
- circuit #12 - 9
- circuit #13 - 3
- circuit #15 - 29
- circuit #22 - 36
- circuit #23 - 7
- circuit #30 - 12
- circuit #33 - 19
- circuit #34 - 13
- circuit #35 - 1
- circuit #36 - 17
- circuit #37 - 18
- circuit #38 - 14
Counts of circuit simulations
over the rolling past week:
over the rolling past week:
- circuit #1 - 116
- circuit #2 - 104
- circuit #3 - 2
- circuit #4 - 94
- circuit #5 - 1
- circuit #6 - 16
- circuit #7 - 1
- circuit #8 - 12
- circuit #9 - 76
- circuit #11 - 10
- circuit #13 - 1
- circuit #15 - 1
- circuit #22 - 1
- circuit #23 - 3
- circuit #34 - 13
- circuit #38 - 14