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 2024-11-07 till now
- over the rolling past month, i.e. from 2025-10-08 till now
- over the rolling past week, i.e. from 2025-10-31 till now
Countries rolling past year
- Anonymous Proxy - Argentina - Asia/Pacific Region - Australia - Austria - Belgium - Brazil - Bulgaria - Canada - Chile - China - Croatia - Czech Republic - Denmark - Estonia - Finland - France - Germany - Greece - Hong Kong - Hungary - India - Indonesia - Italy - Japan - Korea, Republic of - Latvia - Lithuania - Mexico - Netherlands - New Zealand - Norway - Panama - Poland - Portugal - Romania - Russian Federation - Serbia - Singapore - Slovakia - Slovenia - Spain - Sweden - Switzerland - Taiwan - Thailand - Tonga - Turkey - Ukraine - United Kingdom - United States - Vietnam
- Anonymous Proxy - Argentina - Asia/Pacific Region - Australia - Austria - Belgium - Brazil - Bulgaria - Canada - Chile - China - Croatia - Czech Republic - Denmark - Estonia - Finland - France - Germany - Greece - Hong Kong - Hungary - India - Indonesia - Italy - Japan - Korea, Republic of - Latvia - Lithuania - Mexico - Netherlands - New Zealand - Norway - Panama - Poland - Portugal - Romania - Russian Federation - Serbia - Singapore - Slovakia - Slovenia - Spain - Sweden - Switzerland - Taiwan - Thailand - Tonga - Turkey - Ukraine - United Kingdom - United States - Vietnam
Countries rolling past month
- Australia - Austria - Belgium - Brazil - Chile - China - Czech Republic - Denmark - France - Germany - Hungary - Indonesia - Italy - Lithuania - Mexico - Netherlands - Poland - Romania - Russian Federation - Serbia - Switzerland - Thailand - United Kingdom - United States - Vietnam
- Australia - Austria - Belgium - Brazil - Chile - China - Czech Republic - Denmark - France - Germany - Hungary - Indonesia - Italy - Lithuania - Mexico - Netherlands - Poland - Romania - Russian Federation - Serbia - Switzerland - Thailand - United Kingdom - United States - Vietnam
Countries rolling past week
- Australia - Austria - Brazil - Czech Republic - France - Germany - Hungary - Italy - Lithuania - Mexico - Netherlands - Romania - Serbia - United States - Vietnam
- Australia - Austria - Brazil - Czech Republic - France - Germany - Hungary - Italy - Lithuania - Mexico - Netherlands - Romania - Serbia - United States - Vietnam
Users (distinct IPs):
- since beginning 3550
- rolling past year 835
- rolling past month 89
- rolling past week 34
Most active countries over rolling past year
(in terms of simulations, at least 500 actions):
(in terms of simulations, at least 500 actions):
- France 2286
- Germany 2255
- Czech Republic 1810
- Serbia 1353
- Italy 971
- Vietnam 889
- United States 728
- Australia 705
- Hungary 700
- Chile 513
Most active countries over rolling past month
(in terms of simulations, at least 50 actions):
(in terms of simulations, at least 50 actions):
- Germany 389
- France 231
- Serbia 213
- United States 109
- Poland 97
- Switzerland 96
- Chile 75
- Netherlands 72
Most active countries over rolling past week
(in terms of simulations, at least 50 actions):
(in terms of simulations, at least 50 actions):
- Germany 379
Most active countries over rolling past year
(in terms of count of different users, at least 10 users):
- United States 119
- Vietnam 96
- France 81
- Italy 69
- Germany 68
- Serbia 56
- Australia 49
- Netherlands 22
- Czech Republic 21
- Poland 21
- United Kingdom 20
- Greece 17
- Taiwan 13
- Hungary 12
- Switzerland 11
- Brazil 10
- Romania 10
- Spain 10
- Thailand 10
Circuit simulations over rolling past year performed from:
- Web 7497
- PC 7992
The 10 most successful circuits over rolling past year:
- schema4 3513
- schema1 2820
- schema8 1837
- schema15 972
- schema5 896
- schema3 727
- schema2 708
- schema31 460
- schema6 414
- schema7 374
The 10 most successful circuits ever (since 1/2020):
- schema4 19746
- schema1 18320
- schema8 8235
- schema6 6213
- schema5 5628
- schema2 4978
- schema3 4089
- schema15 1963
- schema7 1915
- schema9 1385
Counts of tube curves display:
- since beginning 4375
- rolling past year 535
- rolling past month 26
- rolling past week 8
"DCTriode" PC app downloads (includes search engines hits) (this log was not filled from 11/2023 till 4/2025!):
- since beginning 857
- rolling past year 253
- rolling past month 56
- rolling past week 18
Counts of circuit simulations
over the rolling past year:
over the rolling past year:
- circuit #1 - 2820
- circuit #2 - 708
- circuit #3 - 727
- circuit #4 - 3518
- circuit #5 - 896
- circuit #6 - 414
- circuit #7 - 374
- circuit #8 - 1838
- circuit #9 - 34
- circuit #10 - 120
- circuit #11 - 130
- circuit #12 - 34
- circuit #13 - 45
- circuit #14 - 3
- circuit #15 - 972
- circuit #16 - 4
- circuit #17 - 7
- circuit #19 - 1
- circuit #20 - 123
- circuit #22 - 25
- circuit #23 - 3
- circuit #24 - 2
- circuit #25 - 20
- circuit #26 - 60
- circuit #29 - 311
- circuit #30 - 330
- circuit #31 - 460
- circuit #33 - 9
- circuit #34 - 124
- circuit #36 - 23
- circuit #37 - 202
- circuit #38 - 112
Counts of circuit simulations
over the rolling past month:
over the rolling past month:
- circuit #1 - 95
- circuit #2 - 16
- circuit #3 - 11
- circuit #4 - 646
- circuit #5 - 5
- circuit #6 - 88
- circuit #7 - 19
- circuit #8 - 187
- circuit #11 - 20
- circuit #15 - 3
- circuit #20 - 3
- circuit #22 - 7
- circuit #29 - 85
- circuit #30 - 3
- circuit #31 - 118
- circuit #34 - 3
- circuit #36 - 10
- circuit #38 - 1
Counts of circuit simulations
over the rolling past week:
over the rolling past week:
- circuit #1 - 6
- circuit #2 - 10
- circuit #3 - 10
- circuit #4 - 416
- circuit #8 - 47