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 2025-05-21 till now
- over the rolling past month, i.e. from 2026-04-21 till now
- over the rolling past week, i.e. from 2026-05-14 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 - Cuba - Czech Republic - Denmark - Estonia - Europe - Finland - France - Germany - Greece - Hong Kong - Hungary - India - Indonesia - Iran, Islamic Republic of - Ireland - Israel - Italy - Japan - Jordan - Korea, Republic of - Latvia - Lithuania - Mexico - Morocco - Netherlands - New Zealand - Norway - Pakistan - Palestinian Territory - Panama - Poland - Portugal - Romania - Russian Federation - Senegal - 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 - Cuba - Czech Republic - Denmark - Estonia - Europe - Finland - France - Germany - Greece - Hong Kong - Hungary - India - Indonesia - Iran, Islamic Republic of - Ireland - Israel - Italy - Japan - Jordan - Korea, Republic of - Latvia - Lithuania - Mexico - Morocco - Netherlands - New Zealand - Norway - Pakistan - Palestinian Territory - Panama - Poland - Portugal - Romania - Russian Federation - Senegal - 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 - Chile - Cuba - Czech Republic - Denmark - France - Germany - Hungary - India - Indonesia - Iran, Islamic Republic of - Ireland - Israel - Italy - Japan - Jordan - Korea, Republic of - Netherlands - New Zealand - Poland - Portugal - Romania - Senegal - Serbia - Slovakia - Slovenia - Spain - Sweden - Switzerland - United Kingdom - United States - Vietnam
- Australia - Austria - Chile - Cuba - Czech Republic - Denmark - France - Germany - Hungary - India - Indonesia - Iran, Islamic Republic of - Ireland - Israel - Italy - Japan - Jordan - Korea, Republic of - Netherlands - New Zealand - Poland - Portugal - Romania - Senegal - Serbia - Slovakia - Slovenia - Spain - Sweden - Switzerland - United Kingdom - United States - Vietnam
Countries rolling past week
- Australia - Czech Republic - France - Germany - Hungary - Indonesia - Netherlands - Poland - Serbia - Sweden - Switzerland - Vietnam
- Australia - Czech Republic - France - Germany - Hungary - Indonesia - Netherlands - Poland - Serbia - Sweden - Switzerland - Vietnam
Users (distinct IPs):
- since beginning 4109
- rolling past year 996
- rolling past month 106
- rolling past week 24
Most active countries over rolling past year
(in terms of simulations, at least 500 actions):
(in terms of simulations, at least 500 actions):
- Germany 3437
- Czech Republic 2335
- France 2256
- Serbia 1377
- United States 958
- Italy 844
- Australia 804
- Vietnam 672
- Hungary 530
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 329
- France 297
- Portugal 285
- Germany 119
- Poland 96
- Switzerland 91
- Netherlands 55
Most active countries over rolling past week
(in terms of simulations, at least 50 actions):
(in terms of simulations, at least 50 actions):
- France 104
- Poland 96
Most active countries over rolling past year
(in terms of count of different users, at least 10 users):
- United States 181
- Vietnam 123
- France 106
- Germany 82
- Australia 54
- Italy 47
- Serbia 46
- Netherlands 36
- United Kingdom 27
- Czech Republic 17
- Austria 16
- Poland 16
- Hungary 14
- Spain 14
- China 12
- Taiwan 12
- Thailand 12
- Brazil 11
- Denmark 11
- Romania 11
Circuit simulations over rolling past year performed from:
- Web 9594
- PC 7929
The 10 most successful circuits over rolling past year:
- schema4 5139
- schema1 3296
- schema8 1596
- schema2 1090
- schema5 786
- schema12 650
- schema7 457
- schema29 353
- schema3 337
- schema6 309
The 10 most successful circuits ever (since 1/2020):
- schema4 22800
- schema1 20789
- schema8 9273
- schema6 6311
- schema5 6300
- schema2 5783
- schema3 4224
- schema7 2342
- schema15 2038
- schema9 1488
Counts of tube curves display:
- since beginning 4631
- rolling past year 443
- rolling past month 60
- rolling past week 3
"DCTriode" PC app downloads (includes search engines hits) (this log was not filled from 11/2023 till 4/2025!):
- since beginning 1168
- rolling past year 529
- rolling past month 40
- rolling past week 3
Counts of circuit simulations
over the rolling past year:
over the rolling past year:
- circuit #1 - 3296
- circuit #2 - 1090
- circuit #3 - 337
- circuit #4 - 5158
- circuit #5 - 786
- circuit #6 - 309
- circuit #7 - 457
- circuit #8 - 1601
- circuit #9 - 107
- circuit #10 - 182
- circuit #11 - 218
- circuit #12 - 650
- circuit #13 - 15
- circuit #15 - 256
- circuit #20 - 129
- circuit #22 - 51
- circuit #23 - 16
- circuit #24 - 5
- circuit #26 - 74
- circuit #29 - 353
- circuit #30 - 141
- circuit #31 - 302
- circuit #33 - 55
- circuit #34 - 43
- circuit #35 - 19
- circuit #36 - 111
- circuit #37 - 103
- circuit #38 - 74
Counts of circuit simulations
over the rolling past month:
over the rolling past month:
- circuit #1 - 363
- circuit #2 - 149
- circuit #3 - 2
- circuit #4 - 308
- circuit #5 - 62
- circuit #7 - 177
- circuit #8 - 146
- circuit #9 - 19
- circuit #10 - 3
- circuit #11 - 31
- circuit #13 - 6
- circuit #15 - 14
- circuit #22 - 1
- circuit #24 - 5
- circuit #26 - 13
- circuit #29 - 35
- circuit #30 - 1
- circuit #33 - 14
- circuit #34 - 5
- circuit #36 - 71
- circuit #37 - 18
- circuit #38 - 9
Counts of circuit simulations
over the rolling past week:
over the rolling past week:
- circuit #1 - 65
- circuit #2 - 64
- circuit #3 - 1
- circuit #4 - 88
- circuit #5 - 12
- circuit #8 - 4
- circuit #9 - 19
- circuit #11 - 11
- circuit #29 - 17