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+--- Forum: Power Amplifier (https://solfegio.com/forumdisplay.php?fid=21)
+--- Thread: Rakit Matrix 1.4 75 Watt/ 8 Ohm Gagal Teyyyuuusss (/showthread.php?tid=9710)
- bangrobertthea - 25-02-2012
Mohon terawangan rekan2 solfer
Matrix 1.4 75 watt/8Ohm saya rakit di PCB lubang.... Perasaan skemanya udh bener.... Tapi koq gak ada bunyi sama sekali... Cuman dengung aja yg gede di Speaker.... Coba2 sentuh kabel input jg gak ada suara....
![[Image: foto0122x.jpg]](http://img809.imageshack.us/img809/7865/foto0122x.jpg)
http://img819.imageshack.us/img819/9093/foto0121w.jpg
- bangrobertthea - 25-02-2012
Tampak belakang
![[Image: foto0121w.jpg]](http://img819.imageshack.us/img819/9093/foto0121w.jpg)
- bangrobertthea - 25-02-2012
Dicoba pake Travo 10A , tegangan 18 VAc.... TR Final TIP 31/32c 4set
- pete - 25-02-2012
coba cek bagian tr kecil (input) mungkin kebalik BCE-nya,,,
- nafiri - 25-02-2012
ada skemanya mas?
- Yassud - 25-02-2012
nafiri timestamp='1330154317' post='137337 Wrote:ada skemanya mas?
75w-8ohm-power-amp_BETA-11-2008.pdf
- nafiri - 25-02-2012
makasih mas Yassud
- bangrobertthea - 25-02-2012
pete timestamp='1330153935' post='137336 Wrote:coba cek bagian tr kecil (input) mungkin kebalik BCE-nya,,,
Udah dicek berkali2, Mas... TR gag ada yg kebalik (sesuai data sheetnya)
- tukangpatri - 26-02-2012
Ikut belajar ah......
- pete - 26-02-2012
wah... hrs cek 1/1 dg sabar p[sti akan bisa,,,