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 2025-03-01 till now
- over the rolling past month, i.e. from 2026-01-30 till now
- over the rolling past week, i.e. from 2026-02-22 till now
Countries rolling past year
- Albania - Algeria - Angola - Anonymous Proxy - Argentina - Asia/Pacific Region - Australia - Austria - Bangladesh - Belgium - Brazil - Bulgaria - Canada - Chile - China - Colombia - Croatia - Czech Republic - Denmark - Estonia - Finland - France - Germany - Greece - Hong Kong - Hungary - India - Indonesia - Iran, Islamic Republic of - 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 - Bangladesh - Belgium - Brazil - Bulgaria - Canada - Chile - China - Colombia - Croatia - Czech Republic - Denmark - Estonia - Finland - France - Germany - Greece - Hong Kong - Hungary - India - Indonesia - Iran, Islamic Republic of - 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
- Algeria - Austria - Belgium - Bulgaria - Canada - Chile - China - Czech Republic - Finland - France - Germany - Greece - Hungary - Indonesia - Iran, Islamic Republic of - Italy - Korea, Republic of - New Zealand - Romania - Serbia - Singapore - Slovakia - South Africa - Spain - Taiwan - United Kingdom - United States - Vietnam
- Algeria - Austria - Belgium - Bulgaria - Canada - Chile - China - Czech Republic - Finland - France - Germany - Greece - Hungary - Indonesia - Iran, Islamic Republic of - Italy - Korea, Republic of - New Zealand - Romania - Serbia - Singapore - Slovakia - South Africa - Spain - Taiwan - United Kingdom - United States - Vietnam
Countries rolling past week
- Algeria - Canada - China - Czech Republic - France - Germany - Greece - Hungary - Italy - New Zealand - Serbia - United Kingdom - United States - Vietnam
- Algeria - Canada - China - Czech Republic - France - Germany - Greece - Hungary - Italy - New Zealand - Serbia - United Kingdom - United States - Vietnam
Users (distinct IPs):
- since beginning 3893
- rolling past year 981
- rolling past month 107
- rolling past week 29
Most active countries over rolling past year
(in terms of simulations, at least 500 actions):
(in terms of simulations, at least 500 actions):
- Germany 4195
- France 1803
- Czech Republic 1671
- Serbia 1357
- Italy 968
- United States 935
- Vietnam 772
- Australia 707
Most active countries over rolling past month
(in terms of simulations, at least 50 actions):
(in terms of simulations, at least 50 actions):
- Czech Republic 670
- Germany 591
- Korea, Republic of 128
- Italy 119
- United States 104
- Vietnam 66
- France 57
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 273
- Italy 115
- Germany 74
Most active countries over rolling past year
(in terms of count of different users, at least 10 users):
- United States 177
- Vietnam 136
- France 102
- Germany 85
- Italy 65
- Serbia 48
- Australia 46
- United Kingdom 25
- Netherlands 24
- Poland 18
- Czech Republic 16
- Austria 15
- Hungary 14
- Brazil 13
- China 13
- Greece 12
- Taiwan 12
- Thailand 12
- Canada 11
- Spain 11
Circuit simulations over rolling past year performed from:
- Web 8879
- PC 7757
The 10 most successful circuits over rolling past year:
- schema4 4957
- schema1 2744
- schema8 1802
- schema5 901
- schema2 831
- schema15 737
- schema12 649
- schema31 443
- schema3 360
- schema6 305
The 10 most successful circuits ever (since 1/2020):
- schema4 21924
- schema1 19576
- schema8 9016
- schema6 6282
- schema5 6192
- schema2 5282
- schema3 4168
- schema15 1991
- schema7 1960
- schema9 1389
Counts of tube curves display:
- since beginning 4498
- rolling past year 439
- rolling past month 24
- rolling past week 14
"DCTriode" PC app downloads (includes search engines hits) (this log was not filled from 11/2023 till 4/2025!):
- since beginning 1062
- rolling past year 458
- rolling past month 51
- rolling past week 20
Counts of circuit simulations
over the rolling past year:
over the rolling past year:
- circuit #1 - 2744
- circuit #2 - 831
- circuit #3 - 360
- circuit #4 - 4957
- circuit #5 - 901
- circuit #6 - 305
- circuit #7 - 270
- circuit #8 - 1813
- circuit #9 - 23
- circuit #10 - 112
- circuit #11 - 163
- circuit #12 - 649
- circuit #13 - 14
- circuit #15 - 737
- circuit #20 - 129
- circuit #22 - 15
- circuit #23 - 5
- circuit #24 - 1
- circuit #26 - 61
- circuit #29 - 231
- circuit #30 - 241
- circuit #31 - 443
- circuit #33 - 9
- circuit #34 - 49
- circuit #35 - 18
- circuit #36 - 22
- circuit #37 - 126
- circuit #38 - 53
Counts of circuit simulations
over the rolling past month:
over the rolling past month:
- circuit #1 - 581
- circuit #2 - 26
- circuit #3 - 36
- circuit #4 - 678
- circuit #5 - 230
- circuit #6 - 27
- circuit #7 - 9
- circuit #8 - 253
- circuit #11 - 39
- circuit #23 - 5
- circuit #26 - 1
- circuit #30 - 2
- circuit #31 - 2
- circuit #35 - 18
- circuit #36 - 12
- circuit #38 - 29
Counts of circuit simulations
over the rolling past week:
over the rolling past week:
- circuit #1 - 171
- circuit #2 - 10
- circuit #4 - 211
- circuit #5 - 93
- circuit #6 - 2
- circuit #8 - 50
- circuit #11 - 16
- circuit #38 - 6