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 2025-09-20 till now
- over the rolling past month, i.e. from 2026-08-21 till now
- over the rolling past week, i.e. from 2026-09-13 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 - Cuba - Czech Republic - Denmark - Ecuador - Estonia - Ethiopia - Europe - Finland - France - Germany - Greece - Hong Kong - Hungary - India - Indonesia - Iran, Islamic Republic of - Ireland - Israel - Italy - Japan - Jordan - Kazakhstan - Korea, Republic of - Latvia - Lebanon - Lithuania - Macedonia - 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 - Cuba - Czech Republic - Denmark - Ecuador - Estonia - Ethiopia - Europe - Finland - France - Germany - Greece - Hong Kong - Hungary - India - Indonesia - Iran, Islamic Republic of - Ireland - Israel - Italy - Japan - Jordan - Kazakhstan - Korea, Republic of - Latvia - Lebanon - Lithuania - Macedonia - 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
- Anonymous Proxy - Argentina - Australia - Bangladesh - Bolivia - Bosnia and Herzegovina - Brazil - Canada - Chile - China - Colombia - Czech Republic - France - Germany - Hungary - India - Iran, Islamic Republic of - Israel - Italy - Japan - Latvia - Macedonia - Mexico - Morocco - New Zealand - Pakistan - Poland - Portugal - Romania - Serbia - Singapore - Slovakia - Spain - Syrian Arab Republic - Taiwan - Ukraine - United Kingdom - United States - Uruguay - Vietnam
- Anonymous Proxy - Argentina - Australia - Bangladesh - Bolivia - Bosnia and Herzegovina - Brazil - Canada - Chile - China - Colombia - Czech Republic - France - Germany - Hungary - India - Iran, Islamic Republic of - Israel - Italy - Japan - Latvia - Macedonia - Mexico - Morocco - New Zealand - Pakistan - Poland - Portugal - Romania - Serbia - Singapore - Slovakia - Spain - Syrian Arab Republic - Taiwan - Ukraine - United Kingdom - United States - Uruguay - Vietnam
Countries rolling past week
- Australia - Brazil - China - France - Germany - Hungary - Italy - Japan - Morocco - Portugal - Serbia - Taiwan - United Kingdom - United States - Vietnam
- Australia - Brazil - China - France - Germany - Hungary - Italy - Japan - Morocco - Portugal - Serbia - Taiwan - United Kingdom - United States - Vietnam
Users (distinct IPs):
- since beginning 4476
- rolling past year 1116
- rolling past month 117
- rolling past week 25
Most active countries over rolling past year
(in terms of simulations, at least 500 actions):
(in terms of simulations, at least 500 actions):
- Germany 3422
- Czech Republic 2578
- France 2459
- Serbia 1247
- United States 1100
- Italy 925
- Vietnam 678
- Hungary 518
Most active countries over rolling past month
(in terms of simulations, at least 50 actions):
(in terms of simulations, at least 50 actions):
- Germany 183
- Canada 164
- Hungary 86
- Slovakia 79
Most active countries over rolling past week
(in terms of simulations, at least 50 actions):
(in terms of simulations, at least 50 actions):
Most active countries over rolling past year
(in terms of count of different users, at least 10 users):
- United States 228
- Vietnam 150
- France 105
- Germany 88
- Italy 51
- Serbia 45
- Australia 35
- United Kingdom 34
- Netherlands 29
- Czech Republic 25
- China 24
- Brazil 19
- Spain 16
- Hungary 15
- Austria 14
- Poland 14
- Romania 14
- Canada 11
- Singapore 11
Circuit simulations over rolling past year performed from:
- Web 9695
- PC 8087
The 10 most successful circuits over rolling past year:
- schema4 4660
- schema1 3121
- schema8 1625
- schema2 1218
- schema5 881
- schema7 773
- schema12 657
- schema29 347
- schema3 340
- schema6 292
The 10 most successful circuits ever (since 1/2020):
- schema4 23493
- schema1 21202
- schema8 9583
- schema5 6486
- schema6 6369
- schema2 6037
- schema3 4267
- schema7 2669
- schema15 2105
- schema9 1549
Counts of tube curves display:
- since beginning 4804
- rolling past year 481
- rolling past month 65
- rolling past week 6
"DCTriode" PC app downloads (includes search engines hits) (this log was not filled from 11/2023 till 4/2025!):
- since beginning 1461
- rolling past year 695
- rolling past month 88
- rolling past week 13
Counts of circuit simulations
over the rolling past year:
over the rolling past year:
- circuit #1 - 3149
- circuit #2 - 1218
- circuit #3 - 340
- circuit #4 - 4660
- circuit #5 - 881
- circuit #6 - 292
- circuit #7 - 773
- circuit #8 - 1625
- circuit #9 - 165
- circuit #10 - 219
- circuit #11 - 220
- circuit #12 - 657
- circuit #13 - 21
- circuit #14 - 1
- circuit #15 - 169
- circuit #16 - 1
- circuit #17 - 2
- circuit #18 - 1
- circuit #19 - 2
- circuit #20 - 30
- circuit #21 - 1
- circuit #22 - 48
- circuit #23 - 18
- circuit #24 - 7
- circuit #26 - 74
- circuit #27 - 1
- circuit #28 - 3
- circuit #29 - 347
- circuit #30 - 232
- circuit #31 - 172
- circuit #32 - 1
- circuit #33 - 70
- circuit #34 - 22
- circuit #35 - 19
- circuit #36 - 127
- circuit #37 - 80
- circuit #38 - 115
Counts of circuit simulations
over the rolling past month:
over the rolling past month:
- circuit #1 - 122
- circuit #2 - 50
- circuit #3 - 14
- circuit #4 - 123
- circuit #5 - 2
- circuit #6 - 5
- circuit #7 - 14
- circuit #8 - 65
- circuit #9 - 3
- circuit #11 - 41
- circuit #12 - 1
- circuit #14 - 1
- circuit #15 - 36
- circuit #16 - 1
- circuit #17 - 1
- circuit #18 - 1
- circuit #19 - 2
- circuit #21 - 1
- circuit #22 - 2
- circuit #23 - 2
- circuit #24 - 1
- circuit #27 - 1
- circuit #28 - 2
- circuit #29 - 1
- circuit #30 - 2
- circuit #31 - 1
- circuit #32 - 1
- circuit #36 - 14
- circuit #37 - 29
- circuit #38 - 62
Counts of circuit simulations
over the rolling past week:
over the rolling past week:
- circuit #1 - 3
- circuit #2 - 16
- circuit #3 - 2
- circuit #4 - 8
- circuit #5 - 1
- circuit #6 - 3
- circuit #8 - 33
- circuit #11 - 4
- circuit #15 - 35