BBpromena plana ГУ50 dovoljno fancy ?jedan lep PP ......... 20W triodno a trajace ihaj ........moze da se upotrebi motacki list od Nestorovicevog Lab ampa ....... a seme - sve zavisi koliko komplikovano i avanturisticki hoces ........
grejanje treba uraditi sa nekim najmodernijim fazonima ;sa jedne strane filamenta ide cap multiplier a sa druge CCS ; oba sa snaznim bipolarcima , sto manje kapacitivnosti;ja sam testirao koncept na malom line stage sa ZA5502 , triodni spoj ni s ni b od smetnjial' jeb'ga - jos peska u kutiji ........
terat' lanpu sa mosfet folowerom naravno CCS loaded , cascodedonda ni brige ni pameti - lako izlaznu uterat , lako i driveru jer se ne mora borit sa Mileromnaravno - i dalje ostaje da driver mora imat mooda - sto swinga , sto Ri , sto struje
http://www.fountek.n...ucts_neo_35.htm
http://www.fountek.n...ucts_neo_10.htm
imamo iskustva sa ta dva modela - uglavnom ih koristimo kao supertweetere za FR i slicno
sviraju za sve pare
manji su red velicine 80-ak ojra par u Hu , veci oko 100 ojra par
dadoh ja krive za triodu a bb ih zaboravio prepostati ovdeza trafo kontam da bi Yves napravio proracun u koji ja apsolutno ne sumnjam , naravno posle izbora jezgrasad - ko bi to namotao - ja ne bih sigurno
performance/safer ; it will give firmer base current to programming transistor in both CCS-es ; reeeeeeeeeaaaaaaaaaaaalllllly non-economic ;cap multiplier is OK ( I almost like them for power stages ) ........ maybe even sort of series reg ( I don't like them for power stages ) but shunt reg will result in insane vaste of energy/heat
naaah ....... I don't really care if you can cope with loss of power , then you can cope with even more triode transfer function :buehehe:at 4mA ( sweet spot for LED in CNY) there is ~1V1 across LEDso - 1A4 ...... 1V1 ..... demands overall ( two MOX in series) 0R785Papa obviously have few Rabbits more in his sleeve
I need to find table with CNY LED voltages vs. currentI remember I made it and maybe even post it in thread that will tell us what's lowest voltage we can have across middle resistors