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 2025-03-12 till now
- over the rolling past month, i.e. from 2026-02-10 till now
- over the rolling past week, i.e. from 2026-03-05 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 - Europe - 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 - Europe - 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 - Bulgaria - Canada - China - Czech Republic - Europe - Finland - France - Germany - Greece - Hong Kong - Hungary - Italy - Korea, Republic of - Netherlands - New Zealand - Pakistan - Romania - Serbia - Singapore - South Africa - Spain - Switzerland - United Kingdom - United States - Vietnam
- Algeria - Austria - Bulgaria - Canada - China - Czech Republic - Europe - Finland - France - Germany - Greece - Hong Kong - Hungary - Italy - Korea, Republic of - Netherlands - New Zealand - Pakistan - Romania - Serbia - Singapore - South Africa - Spain - Switzerland - United Kingdom - United States - Vietnam
Countries rolling past week
- Czech Republic - France - Hong Kong - Hungary - Pakistan - Serbia - Singapore - Switzerland - United Kingdom - United States - Vietnam
- Czech Republic - France - Hong Kong - Hungary - Pakistan - Serbia - Singapore - Switzerland - United Kingdom - United States - Vietnam
Users (distinct IPs):
- since beginning 3926
- rolling past year 982
- rolling past month 114
- rolling past week 26
Most active countries over rolling past year
(in terms of simulations, at least 500 actions):
(in terms of simulations, at least 500 actions):
- Germany 4161
- Czech Republic 1715
- France 1700
- Serbia 1467
- United States 984
- Italy 933
- Vietnam 767
- 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 631
- Germany 289
- France 236
- Serbia 148
- Italy 123
- United States 122
- Vietnam 72
- Hong Kong 53
- Hungary 50
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 71
- Serbia 70
- Hong Kong 53
Most active countries over rolling past year
(in terms of count of different users, at least 10 users):
- United States 183
- Vietnam 136
- France 103
- Germany 84
- Italy 59
- Serbia 49
- Australia 46
- United Kingdom 27
- Netherlands 25
- Poland 17
- Austria 15
- Czech Republic 15
- Hungary 14
- Brazil 13
- China 13
- Taiwan 12
- Thailand 12
- Canada 11
- Greece 11
- Spain 11
- Singapore 10
Circuit simulations over rolling past year performed from:
- Web 8701
- PC 8007
The 10 most successful circuits over rolling past year:
- schema4 5045
- schema1 2750
- schema8 1791
- schema2 807
- schema5 798
- schema15 737
- schema12 658
- schema31 444
- schema3 314
- schema6 296
The 10 most successful circuits ever (since 1/2020):
- schema4 22088
- schema1 19705
- schema8 9035
- schema6 6283
- schema5 6223
- schema2 5355
- schema3 4174
- schema15 1991
- schema7 1961
- schema9 1390
Counts of tube curves display:
- since beginning 4521
- rolling past year 457
- 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 1079
- rolling past year 475
- rolling past month 51
- rolling past week 11
Counts of circuit simulations
over the rolling past year:
over the rolling past year:
- circuit #1 - 2752
- circuit #2 - 807
- circuit #3 - 314
- circuit #4 - 5045
- circuit #5 - 829
- circuit #6 - 296
- circuit #7 - 271
- circuit #8 - 1799
- circuit #9 - 24
- circuit #10 - 128
- circuit #11 - 163
- circuit #12 - 658
- circuit #13 - 18
- circuit #15 - 737
- circuit #20 - 129
- circuit #22 - 15
- circuit #23 - 12
- circuit #24 - 1
- circuit #26 - 61
- circuit #29 - 295
- circuit #30 - 233
- circuit #31 - 444
- circuit #33 - 14
- circuit #34 - 36
- circuit #35 - 18
- circuit #36 - 23
- circuit #37 - 126
- circuit #38 - 53
Counts of circuit simulations
over the rolling past month:
over the rolling past month:
- circuit #1 - 575
- circuit #2 - 87
- circuit #3 - 12
- circuit #4 - 526
- circuit #5 - 173
- circuit #6 - 27
- circuit #7 - 2
- circuit #8 - 177
- circuit #9 - 1
- circuit #10 - 16
- circuit #11 - 38
- circuit #12 - 9
- circuit #13 - 4
- circuit #23 - 12
- circuit #29 - 64
- circuit #30 - 2
- circuit #31 - 1
- circuit #33 - 5
- circuit #36 - 13
- circuit #38 - 7
Counts of circuit simulations
over the rolling past week:
over the rolling past week:
- circuit #1 - 83
- circuit #2 - 13
- circuit #3 - 5
- circuit #4 - 128
- circuit #5 - 22
- circuit #6 - 1
- circuit #7 - 1
- circuit #8 - 4
- circuit #9 - 1
- circuit #10 - 1
- circuit #11 - 1
- circuit #12 - 9
- circuit #23 - 3
- circuit #33 - 5