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 2025-04-29 till now
- over the rolling past month, i.e. from 2026-03-30 till now
- over the rolling past week, i.e. from 2026-04-22 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 - 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 - 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
- Argentina - Australia - Belgium - China - Czech Republic - Denmark - France - Germany - Greece - Hungary - Ireland - Israel - Italy - Japan - Jordan - Korea, Republic of - Netherlands - New Zealand - Portugal - Romania - Senegal - Serbia - Slovakia - Slovenia - Spain - Sweden - United Kingdom - United States - Vietnam
- Argentina - Australia - Belgium - China - Czech Republic - Denmark - France - Germany - Greece - Hungary - Ireland - Israel - Italy - Japan - Jordan - Korea, Republic of - Netherlands - New Zealand - Portugal - Romania - Senegal - Serbia - Slovakia - Slovenia - Spain - Sweden - United Kingdom - United States - Vietnam
Countries rolling past week
- Czech Republic - France - Germany - Hungary - Israel - Japan - Jordan - Korea, Republic of - New Zealand - Portugal - Senegal - Serbia - Slovakia - Spain - Sweden - United Kingdom - Vietnam
- Czech Republic - France - Germany - Hungary - Israel - Japan - Jordan - Korea, Republic of - New Zealand - Portugal - Senegal - Serbia - Slovakia - Spain - Sweden - United Kingdom - Vietnam
Users (distinct IPs):
- since beginning 4042
- rolling past year 977
- rolling past month 91
- 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 3377
- France 2259
- Czech Republic 2195
- Serbia 1369
- United States 1051
- Italy 873
- Australia 797
- Vietnam 686
- Hungary 504
Most active countries over rolling past month
(in terms of simulations, at least 50 actions):
(in terms of simulations, at least 50 actions):
- France 569
- Czech Republic 467
- Portugal 285
- Australia 130
- United States 58
- Serbia 53
Most active countries over rolling past week
(in terms of simulations, at least 50 actions):
(in terms of simulations, at least 50 actions):
- Portugal 285
- Czech Republic 97
Most active countries over rolling past year
(in terms of count of different users, at least 10 users):
- United States 187
- Vietnam 128
- France 100
- Germany 79
- Australia 49
- Italy 48
- Serbia 47
- United Kingdom 27
- Netherlands 26
- Czech Republic 17
- Austria 16
- Poland 15
- Hungary 14
- Spain 14
- Brazil 12
- China 12
- Taiwan 12
- Thailand 12
- Denmark 10
- Singapore 10
Circuit simulations over rolling past year performed from:
- Web 9338
- PC 7780
The 10 most successful circuits over rolling past year:
- schema4 5042
- schema1 3321
- schema8 1575
- schema2 1023
- schema5 743
- schema12 650
- schema29 463
- schema3 342
- schema6 309
- schema31 305
The 10 most successful circuits ever (since 1/2020):
- schema4 22548
- schema1 20654
- schema8 9199
- schema6 6311
- schema5 6249
- schema2 5691
- schema3 4222
- schema7 2175
- schema15 2024
- schema9 1469
Counts of tube curves display:
- since beginning 4623
- rolling past year 440
- rolling past month 83
- rolling past week 52
"DCTriode" PC app downloads (includes search engines hits) (this log was not filled from 11/2023 till 4/2025!):
- since beginning 1138
- rolling past year 518
- rolling past month 37
- rolling past week 10
Counts of circuit simulations
over the rolling past year:
over the rolling past year:
- circuit #1 - 3321
- circuit #2 - 1023
- circuit #3 - 342
- circuit #4 - 5044
- circuit #5 - 743
- circuit #6 - 309
- circuit #7 - 290
- circuit #8 - 1580
- circuit #9 - 90
- circuit #10 - 182
- circuit #11 - 191
- circuit #12 - 650
- circuit #13 - 23
- circuit #15 - 286
- circuit #20 - 129
- circuit #22 - 50
- circuit #23 - 16
- circuit #26 - 61
- circuit #29 - 463
- circuit #30 - 140
- circuit #31 - 305
- circuit #33 - 46
- circuit #34 - 38
- circuit #35 - 19
- circuit #36 - 40
- circuit #37 - 103
- circuit #38 - 74
Counts of circuit simulations
over the rolling past month:
over the rolling past month:
- circuit #1 - 728
- circuit #2 - 164
- circuit #3 - 16
- circuit #4 - 142
- circuit #5 - 16
- circuit #6 - 24
- circuit #7 - 147
- circuit #8 - 140
- circuit #9 - 76
- circuit #10 - 5
- circuit #11 - 28
- circuit #13 - 7
- circuit #15 - 5
- circuit #22 - 1
- circuit #29 - 169
- circuit #31 - 2
- circuit #33 - 18
- circuit #34 - 6
- circuit #37 - 18
- circuit #38 - 23
Counts of circuit simulations
over the rolling past week:
over the rolling past week:
- circuit #1 - 200
- circuit #2 - 54
- circuit #4 - 56
- circuit #5 - 11
- circuit #7 - 10
- circuit #8 - 70
- circuit #10 - 3
- circuit #11 - 4
- circuit #13 - 6
- circuit #33 - 5
- circuit #37 - 18
- circuit #38 - 9