nixforever Posted October 7, 2005 Share Posted October 7, 2005 http://web.tiscali.it/audiofanatic3/Sch ... aliSS.html? ce ziceti de amplificatorul acesta? l-a realizat cineva? daca nu atunci imi spuneti si mie o schema de amplificator de 100-120w cu irf540&irf9540, pe care sa o fi realizat cineva Link to comment
nixforever Posted October 7, 2005 Author Share Posted October 7, 2005 Am uitat sa specific ca imi trebuie 100-120w in 4 ohm Link to comment
margarit2001 Posted October 7, 2005 Share Posted October 7, 2005 acest amp are aprox 95-100w/4ohmi la sensibilitate putin peste 1v sa stii ca se aude foarte bine detalii mai multe ai aici: http://users.otenet.gr/~athsam/power_am ... fet_gr.htm Link to comment
nixforever Posted October 7, 2005 Author Share Posted October 7, 2005 din link-ul tau am gasit Q1-2=BC550C [matched]Q3-4=BC560C [matched]cum pot sa imperechez BC550/560 ptr ca nu stiu(sigur) daca imi va da imperecheati la firmele de specialitate; inca ceva: face referire la text, iar textul e in graca, tu cum ai facut bobina L1 si ce era legat de led? Link to comment
margarit2001 Posted October 8, 2005 Share Posted October 8, 2005 din cauza vitezei :axe: sorry aici ai varianta in engleza: http://users.otenet.gr/~athsam/power_am ... et_eng.htm tranzistoarele BC trebuie sa aiba aprox acelasi B(beta), Hfe sau cum i-o mai zice cumperi multe bucati (e cam 1000lei vechi bucata) si masori cu aparatu d masura(acolo unde se masoara tz) si pui in circuit tz cu aprox aceleasi valori detalii d bobina pe site bafta Link to comment
nixforever Posted October 14, 2005 Author Share Posted October 14, 2005 am reproiectat circuitul ca nu imi placea cum e acolo si am pus GND-ul direct pe cupru ca sa nu am probleme. Te rog sa te uiti peste schema si sa imi zici daca sunt destul de groase circuitele Link to comment
margarit2001 Posted October 14, 2005 Share Posted October 14, 2005 man in ce prg ai facut alea?ca nu pot sa le vad nici cu spice nici cu orcadnu poti sa faci si u o poza???varianta de la mister athsam a mers super la minedc nu o faci pe aia? Link to comment
nixforever Posted October 14, 2005 Author Share Posted October 14, 2005 sunt facute cu eagle 4.11 light edition vezi ca e free pe net Link to comment
Guest Cristian08 Posted October 19, 2005 Share Posted October 19, 2005 mai am putin si termin si eu amplif voi cum ati facut bobina L1 Link to comment
nixforever Posted October 20, 2005 Author Share Posted October 20, 2005 deocambata nu am facut bobina dar scrie detalii pe site Link to comment
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