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Rotel RA 1570
#30
Ulaz kratko spojen, ništa na izlazu.
Pad napona na "osiguračima" (15R) je 5.2VAC
Sva merenja odrađena sa otpornicima 15R što daje +/- 46-47V. (malo mi nisko)
C622 nije bipolarni na pločici.
uPC1237C merenja:
-pin8  Vcc 3.3V (u bilo kom stadijumu)
-pin7 mute - start pojačala 33mV, posle delay 2V, posle uključenja releja manuelno (A/B switch) 33mV
-pin4 2.3V (treba <0.7V)
-pin2 13.6mV
-R679 i R680 (meren pad napona na njma) 0.2mV...
-TH601/602 (meren pad napona na njima) 0.305V @160R kolika je otpornost sad u hladnom stanju što je dosta nisko a oba su jednaka.
-Ry B+ 27V pre aktiviranja releja manuelno. (malo mi nisko i ovo, možda tu oko 32V bi trebalo)
Ja bih možda pokušao da uradim merenja sa normalnim osiguračima, možda manji napon napajanja je kriv za sve.
Devojka me vara sa rođenim mužem!
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Messages In This Thread
Rotel RA 1570 - by Vlada021 - 10-02-2019, 05:20 AM
RE: Rotel RA 1570 - by HomeMadeAudioProject - 10-02-2019, 04:02 PM
RE: Rotel RA 1570 - by Vlada021 - 10-02-2019, 06:54 PM
RE: Rotel RA 1570 - by branko tod - 10-02-2019, 08:02 PM
RE: Rotel RA 1570 - by Vlada021 - 10-02-2019, 10:03 PM
RE: Rotel RA 1570 - by branko tod - 03-12-2020, 12:46 PM
RE: Rotel RA 1570 - by Vlada021 - 03-12-2020, 08:01 AM
RE: Rotel RA 1570 - by Vlada021 - 03-12-2020, 12:00 PM
RE: Rotel RA 1570 - by Khadgar2007 - 03-12-2020, 12:12 PM
RE: Rotel RA 1570 - by Dragan100 - 03-12-2020, 02:16 PM
RE: Rotel RA 1570 - by Vlada021 - 03-12-2020, 09:38 PM
RE: Rotel RA 1570 - by emiSAr - 03-12-2020, 11:32 PM
RE: Rotel RA 1570 - by Vlada021 - 03-12-2020, 11:46 PM
RE: Rotel RA 1570 - by Vlada021 - 03-13-2020, 06:35 AM
RE: Rotel RA 1570 - by Vlada021 - 03-21-2020, 01:13 AM
RE: Rotel RA 1570 - by Vlada021 - 03-21-2020, 10:55 PM
RE: Rotel RA 1570 - by Vlada021 - 03-23-2020, 06:00 AM
RE: Rotel RA 1570 - by Vlada021 - 03-24-2020, 08:01 AM
RE: Rotel RA 1570 - by HomeMadeAudioProject - 03-24-2020, 08:06 AM
RE: Rotel RA 1570 - by Vlada021 - 03-24-2020, 08:30 AM
RE: Rotel RA 1570 - by Khadgar2007 - 03-24-2020, 08:46 AM
RE: Rotel RA 1570 - by Vlada021 - 03-24-2020, 08:51 AM
RE: Rotel RA 1570 - by Dragan100 - 03-24-2020, 12:15 PM
RE: Rotel RA 1570 - by Vlada021 - 03-24-2020, 12:35 PM
RE: Rotel RA 1570 - by Vlada021 - 03-24-2020, 01:09 PM
RE: Rotel RA 1570 - by Dragan100 - 03-24-2020, 02:37 PM
RE: Rotel RA 1570 - by Dragan100 - 03-24-2020, 03:18 PM
RE: Rotel RA 1570 - by Dragan100 - 03-24-2020, 03:27 PM
RE: Rotel RA 1570 - by Vlada021 - 03-25-2020, 12:21 AM
RE: Rotel RA 1570 - by Vlada021 - 03-25-2020, 03:06 AM
RE: Rotel RA 1570 - by Vlada021 - 03-25-2020, 08:54 AM
RE: Rotel RA 1570 - by Dragan100 - 03-25-2020, 09:23 AM
RE: Rotel RA 1570 - by Vlada021 - 03-25-2020, 09:44 AM
RE: Rotel RA 1570 - by Dragan100 - 03-25-2020, 11:39 AM
RE: Rotel RA 1570 - by Vlada021 - 03-25-2020, 12:26 PM
RE: Rotel RA 1570 - by Dragan100 - 03-25-2020, 02:35 PM
RE: Rotel RA 1570 - by Vlada021 - 03-26-2020, 12:51 PM
RE: Rotel RA 1570 - by Dragan100 - 03-26-2020, 05:33 PM
RE: Rotel RA 1570 - by Vlada021 - 03-27-2020, 01:43 AM
RE: Rotel RA 1570 - by Dragan100 - 03-27-2020, 08:38 AM
RE: Rotel RA 1570 - by HomeMadeAudioProject - 03-27-2020, 03:13 AM
RE: Rotel RA 1570 - by Vlada021 - 03-27-2020, 03:16 AM
RE: Rotel RA 1570 - by HomeMadeAudioProject - 03-27-2020, 03:31 AM
RE: Rotel RA 1570 - by Dragan100 - 03-27-2020, 08:43 AM
RE: Rotel RA 1570 - by Vlada021 - 03-27-2020, 03:39 AM
RE: Rotel RA 1570 - by Vlada021 - 03-27-2020, 09:22 AM

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