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 2025-06-17 till now
- over the rolling past month, i.e. from 2026-05-18 till now
- over the rolling past week, i.e. from 2026-06-10 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 - Lebanon - 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 - Lebanon - 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 - Brazil - China - Czech Republic - France - Germany - Hungary - Indonesia - Iran, Islamic Republic of - Italy - Korea, Republic of - Lebanon - Netherlands - New Zealand - Pakistan - Poland - Russian Federation - Serbia - Slovakia - South Africa - Spain - Sweden - Switzerland - United Kingdom - United States - Vietnam
- Australia - Brazil - China - Czech Republic - France - Germany - Hungary - Indonesia - Iran, Islamic Republic of - Italy - Korea, Republic of - Lebanon - Netherlands - New Zealand - Pakistan - Poland - Russian Federation - Serbia - Slovakia - South Africa - Spain - Sweden - Switzerland - United Kingdom - United States - Vietnam
Countries rolling past week
- Brazil - Czech Republic - France - Germany - Iran, Islamic Republic of - Italy - New Zealand - Pakistan - Poland - Serbia - Spain - United Kingdom - United States
- Brazil - Czech Republic - France - Germany - Iran, Islamic Republic of - Italy - New Zealand - Pakistan - Poland - Serbia - Spain - United Kingdom - United States
Users (distinct IPs):
- since beginning 4193
- rolling past year 1036
- rolling past month 113
- rolling past week 42
Most active countries over rolling past year
(in terms of simulations, at least 500 actions):
(in terms of simulations, at least 500 actions):
- Germany 3700
- France 2433
- Czech Republic 2399
- Serbia 1392
- United States 1032
- Italy 855
- Australia 808
- Vietnam 624
- Hungary 534
Most active countries over rolling past month
(in terms of simulations, at least 50 actions):
(in terms of simulations, at least 50 actions):
- Germany 425
- France 291
- Czech Republic 106
- United States 106
- United Kingdom 84
- Switzerland 66
- New Zealand 61
Most active countries over rolling past week
(in terms of simulations, at least 50 actions):
(in terms of simulations, at least 50 actions):
- Germany 335
- Czech Republic 90
- France 80
- United Kingdom 77
Most active countries over rolling past year
(in terms of count of different users, at least 10 users):
- United States 200
- Vietnam 123
- France 114
- Germany 83
- Australia 54
- Italy 47
- Serbia 45
- Netherlands 36
- United Kingdom 31
- Czech Republic 18
- Austria 16
- Poland 16
- Hungary 15
- China 14
- Spain 14
- Brazil 12
- Taiwan 12
- Denmark 11
- Romania 11
Circuit simulations over rolling past year performed from:
- Web 9890
- PC 8397
The 10 most successful circuits over rolling past year:
- schema4 5166
- schema1 3470
- schema8 1560
- schema2 1190
- schema5 938
- schema7 650
- schema12 650
- schema29 353
- schema3 340
- schema6 310
The 10 most successful circuits ever (since 1/2020):
- schema4 23079
- schema1 20985
- schema8 9337
- schema5 6479
- schema6 6312
- schema2 5911
- schema3 4238
- schema7 2539
- schema15 2038
- schema9 1489
Counts of tube curves display:
- since beginning 4641
- rolling past year 447
- rolling past month 12
- 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 1234
- rolling past year 573
- rolling past month 67
- rolling past week 19
Counts of circuit simulations
over the rolling past year:
over the rolling past year:
- circuit #1 - 3470
- circuit #2 - 1190
- circuit #3 - 340
- circuit #4 - 5166
- circuit #5 - 941
- circuit #6 - 310
- circuit #7 - 650
- circuit #8 - 1565
- circuit #9 - 108
- circuit #10 - 234
- circuit #11 - 222
- circuit #12 - 650
- circuit #13 - 23
- circuit #15 - 245
- circuit #17 - 1
- circuit #20 - 129
- circuit #22 - 51
- circuit #23 - 16
- circuit #24 - 5
- circuit #26 - 74
- circuit #28 - 1
- circuit #29 - 353
- circuit #30 - 142
- circuit #31 - 295
- circuit #33 - 55
- circuit #34 - 43
- circuit #35 - 19
- circuit #36 - 112
- circuit #37 - 103
- circuit #38 - 60
Counts of circuit simulations
over the rolling past month:
over the rolling past month:
- circuit #1 - 227
- circuit #2 - 172
- circuit #3 - 14
- circuit #4 - 280
- circuit #5 - 187
- circuit #6 - 1
- circuit #7 - 197
- circuit #8 - 65
- circuit #9 - 1
- circuit #10 - 52
- circuit #11 - 4
- circuit #13 - 8
- circuit #17 - 1
- circuit #28 - 1
- circuit #30 - 4
- circuit #36 - 1
Counts of circuit simulations
over the rolling past week:
over the rolling past week:
- circuit #1 - 81
- circuit #2 - 20
- circuit #3 - 7
- circuit #4 - 126
- circuit #5 - 167
- circuit #6 - 1
- circuit #7 - 177
- circuit #8 - 24
- circuit #9 - 1
- circuit #10 - 26
- circuit #13 - 8
- circuit #36 - 1