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 2025-11-01 till now
- over the rolling past month, i.e. from 2026-10-02 till now
- over the rolling past week, i.e. from 2026-10-25 till now
Countries rolling past year
- Albania - Algeria - Angola - Anonymous Proxy - Argentina - Australia - Austria - Azerbaijan - Bahamas - Bangladesh - Belgium - Bolivia - Bosnia and Herzegovina - Brazil - Bulgaria - Canada - Chile - China - Colombia - Costa Rica - Cuba - Czech Republic - Denmark - Ecuador - Ethiopia - Europe - Finland - France - Georgia - Germany - Greece - Hong Kong - Hungary - India - Indonesia - Iran, Islamic Republic of - Ireland - Israel - Italy - Japan - Jordan - Kazakhstan - Korea, Republic of - Latvia - Lebanon - Lithuania - Macedonia - Malaysia - Mexico - Morocco - Nepal - Netherlands - New Zealand - Norway - Pakistan - Palestinian Territory - Poland - Portugal - Qatar - Romania - Russian Federation - Senegal - Serbia - Singapore - Slovakia - Slovenia - South Africa - Spain - Sweden - Switzerland - Syrian Arab Republic - Taiwan - Thailand - Tunisia - Turkey - Ukraine - United Arab Emirates - United Kingdom - United States - Uruguay - Uzbekistan - Venezuela - Vietnam
- Albania - Algeria - Angola - Anonymous Proxy - Argentina - Australia - Austria - Azerbaijan - Bahamas - Bangladesh - Belgium - Bolivia - Bosnia and Herzegovina - Brazil - Bulgaria - Canada - Chile - China - Colombia - Costa Rica - Cuba - Czech Republic - Denmark - Ecuador - Ethiopia - Europe - Finland - France - Georgia - Germany - Greece - Hong Kong - Hungary - India - Indonesia - Iran, Islamic Republic of - Ireland - Israel - Italy - Japan - Jordan - Kazakhstan - Korea, Republic of - Latvia - Lebanon - Lithuania - Macedonia - Malaysia - Mexico - Morocco - Nepal - Netherlands - New Zealand - Norway - Pakistan - Palestinian Territory - Poland - Portugal - Qatar - Romania - Russian Federation - Senegal - Serbia - Singapore - Slovakia - Slovenia - South Africa - Spain - Sweden - Switzerland - Syrian Arab Republic - Taiwan - Thailand - Tunisia - Turkey - Ukraine - United Arab Emirates - United Kingdom - United States - Uruguay - Uzbekistan - Venezuela - Vietnam
Countries rolling past month
- Australia - Bangladesh - Belgium - Brazil - Canada - Chile - China - Costa Rica - Czech Republic - Finland - France - Germany - Hungary - India - Iran, Islamic Republic of - Israel - Italy - Kazakhstan - Lithuania - Malaysia - Mexico - Netherlands - New Zealand - Russian Federation - Serbia - Singapore - Slovakia - Slovenia - Spain - Ukraine - United Kingdom - United States - Vietnam
- Australia - Bangladesh - Belgium - Brazil - Canada - Chile - China - Costa Rica - Czech Republic - Finland - France - Germany - Hungary - India - Iran, Islamic Republic of - Israel - Italy - Kazakhstan - Lithuania - Malaysia - Mexico - Netherlands - New Zealand - Russian Federation - Serbia - Singapore - Slovakia - Slovenia - Spain - Ukraine - United Kingdom - United States - Vietnam
Countries rolling past week
- Australia - China - Czech Republic - Finland - France - Germany - Hungary - Italy - Lithuania - Serbia - Slovakia - United States - Vietnam
- Australia - China - Czech Republic - Finland - France - Germany - Hungary - Italy - Lithuania - Serbia - Slovakia - United States - Vietnam
Users (distinct IPs):
- since beginning 4584
- rolling past year 1118
- rolling past month 89
- rolling past week 21
Most active countries over rolling past year
(in terms of simulations, at least 500 actions):
(in terms of simulations, at least 500 actions):
- Germany 3826
- Czech Republic 2563
- France 2221
- Serbia 1064
- United States 1003
- Italy 977
- Vietnam 735
Most active countries over rolling past month
(in terms of simulations, at least 50 actions):
(in terms of simulations, at least 50 actions):
- Germany 185
- Italy 115
- United Kingdom 79
- Slovenia 59
- Slovakia 59
- Czech Republic 58
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 58
Most active countries over rolling past year
(in terms of count of different users, at least 10 users):
- United States 217
- Vietnam 159
- Germany 100
- France 98
- Italy 43
- Serbia 43
- United Kingdom 32
- Australia 28
- China 26
- Czech Republic 25
- Netherlands 24
- Brazil 23
- Slovakia 18
- Hungary 16
- Spain 16
- Austria 14
- Romania 12
- Bangladesh 10
- Canada 10
- Singapore 10
Circuit simulations over rolling past year performed from:
- Web 9214
- PC 7967
The 10 most successful circuits over rolling past year:
- schema4 4303
- schema1 3080
- schema8 1528
- schema2 1246
- schema5 896
- schema7 802
- schema12 661
- schema15 343
- schema29 261
- schema3 238
The 10 most successful circuits ever (since 1/2020):
- schema4 23662
- schema1 21394
- schema8 9724
- schema5 6524
- schema6 6377
- schema2 6214
- schema3 4326
- schema7 2717
- schema15 2306
- schema9 1599
Counts of tube curves display:
- since beginning 4885
- rolling past year 518
- rolling past month 44
- rolling past week 13
"DCTriode" PC app downloads (includes search engines hits) (this log was not filled from 11/2023 till 4/2025!):
- since beginning 1546
- rolling past year 704
- rolling past month 55
- rolling past week 8
Counts of circuit simulations
over the rolling past year:
over the rolling past year:
- circuit #1 - 3080
- circuit #2 - 1246
- circuit #3 - 247
- circuit #4 - 4332
- circuit #5 - 896
- circuit #6 - 164
- circuit #7 - 802
- circuit #8 - 1532
- circuit #9 - 214
- circuit #10 - 233
- circuit #11 - 178
- circuit #12 - 661
- circuit #13 - 21
- circuit #14 - 5
- circuit #15 - 343
- circuit #16 - 1
- circuit #17 - 2
- circuit #18 - 1
- circuit #19 - 2
- circuit #20 - 9
- circuit #21 - 1
- circuit #22 - 39
- circuit #23 - 18
- circuit #24 - 7
- circuit #26 - 14
- circuit #27 - 1
- circuit #28 - 3
- circuit #29 - 261
- circuit #30 - 229
- circuit #31 - 44
- circuit #32 - 1
- circuit #33 - 65
- circuit #34 - 19
- circuit #35 - 19
- circuit #36 - 117
- circuit #37 - 100
- circuit #38 - 128
Counts of circuit simulations
over the rolling past month:
over the rolling past month:
- circuit #1 - 150
- circuit #2 - 91
- circuit #3 - 59
- circuit #4 - 104
- circuit #5 - 32
- circuit #6 - 8
- circuit #7 - 40
- circuit #8 - 102
- circuit #11 - 6
- circuit #12 - 2
- circuit #14 - 4
- circuit #15 - 20
- circuit #37 - 20
- circuit #38 - 14
Counts of circuit simulations
over the rolling past week:
over the rolling past week:
- circuit #1 - 9
- circuit #2 - 11
- circuit #3 - 4
- circuit #4 - 23
- circuit #7 - 34
- circuit #8 - 27
- circuit #11 - 5
- circuit #15 - 13