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LNA 60dB D100
#41
U prilogu shema, a ja cu ovdje u ovoj temi pisati dio po dio posto savan odlicno napreduje i ima drugaciji koncept PCB-a od mojeg pa da se ne mjesam u temu sa dva razlicita kocepta.

Evo sheme i oznaka sklopova, pa sad jos cekam shemu za LPF <100kHz da dodam na schematic i na PCB raspored a ovdje je rjeseni MFB HPF tako da onda mogu routirati od izlaza prema ulazu, jer filtri zauzimaju najvise mjesta.

Kondovi 1uF sam stavio OVAJ jer SMD film kondenzatora nisam nasao u 1206 dimenziji a posto nezelimo keramiku u instrumentu samo film sam stavio taj, ako ima link sa 1206 film 1uF moze se staviti tu link od mousera.

Otpornici su MELF-0204 a trimer 3296W, ostaje nam jos samo pitanje dali trebamo buffer na izlazu ili ne? Odgovor na to pitanje trebamo znaci koji cemo ADC konverter korisiti da vidimo kakvi su mu ulazi nisko ili visoko impendantni, a u temi sam vidio da je Braca predlozio ovaj ADC:

Cosmos ADC | index (e1dashz.wixsite.com)

Ako ima noviji ADC koji je cijenom OK, i koji se preporuca postaviti link da vidimo dali nam trebaju izlazni bufferi ili ne.

Tek po shemi LPF < 100kHz i za buffere da ili ne mogu da precrtam schematic i krenem sa routingom jer to mi je najbitnije. Na kraju se onda igra sa preciznim finesama DC Servo, LNA i Sumator te pracenje baterije i tipkalo.

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Messages In This Thread
LNA 60dB D100 - by Dragan100 - 03-02-2024, 06:15 PM
RE: LNA 60dB D100 - by savan - 03-17-2024, 10:33 AM
RE: LNA 60dB D100 - by ronovar - 03-17-2024, 09:20 PM
RE: LNA 60dB D100 - by Majda - 03-21-2024, 09:46 AM
RE: LNA 60dB D100 - by Dragan100 - 03-23-2024, 04:49 PM
RE: PCB Design Routing - by Dragan100 - 03-04-2024, 03:29 PM
LNA 60dB D100 - by Dragan100 - 03-04-2024, 05:14 PM
RE: LNA 60dB D100 - by Dragan100 - 03-04-2024, 05:46 PM
RE: LNA 60dB D100 - by Dragan100 - 03-04-2024, 05:51 PM
RE: LNA 60dB D100 - by Dragan100 - 03-04-2024, 08:56 PM
RE: LNA 60dB D100 - by Dragan100 - 03-04-2024, 09:53 PM
RE: LNA 60dB D100 - by Bocko - 03-05-2024, 08:23 AM
RE: LNA 60dB D100 - by Dragan100 - 03-06-2024, 08:50 PM
RE: LNA 60dB D100 - by ronovar - 03-07-2024, 06:51 AM
RE: LNA 60dB D100 - by savan - 03-07-2024, 08:00 AM
RE: LNA 60dB D100 - by Dragan100 - 03-07-2024, 12:35 PM
RE: LNA 60dB D100 - by Khadgar2007 - 03-07-2024, 08:43 AM
RE: LNA 60dB D100 - by savan - 03-07-2024, 11:49 AM
RE: LNA 60dB D100 - by savan - 03-07-2024, 01:55 PM
RE: LNA 60dB D100 - by ronovar - 03-07-2024, 11:10 PM
RE: LNA 60dB D100 - by Dragan100 - 03-08-2024, 07:31 AM
RE: LNA 60dB D100 - by Khadgar2007 - 03-08-2024, 08:50 AM
RE: LNA 60dB D100 - by savan - 03-08-2024, 11:08 AM
RE: LNA 60dB D100 - by Khadgar2007 - 03-08-2024, 11:46 AM
RE: LNA 60dB D100 - by savan - 03-08-2024, 01:42 PM
RE: LNA 60dB D100 - by Khadgar2007 - 03-08-2024, 03:32 PM
RE: LNA 60dB D100 - by ronovar - 03-08-2024, 03:58 PM
RE: LNA 60dB D100 - by savan - 03-08-2024, 06:15 PM
RE: LNA 60dB D100 - by Khadgar2007 - 03-08-2024, 06:23 PM
RE: LNA 60dB D100 - by Khadgar2007 - 03-08-2024, 06:37 PM
RE: LNA 60dB D100 - by savan - 03-08-2024, 06:51 PM
RE: LNA 60dB D100 - by ronovar - 03-08-2024, 07:18 PM
RE: LNA 60dB D100 - by savan - 03-08-2024, 08:13 PM
RE: LNA 60dB D100 - by Dragan100 - 03-09-2024, 10:56 AM
RE: LNA 60dB D100 - by savan - 03-09-2024, 12:36 PM
RE: LNA 60dB D100 - by savan - 03-09-2024, 03:12 PM
RE: LNA 60dB D100 - by Dragan100 - 03-09-2024, 03:27 PM
RE: LNA 60dB D100 - by savan - 03-09-2024, 04:08 PM
RE: LNA 60dB D100 - by Dragan100 - 03-09-2024, 05:05 PM
RE: LNA 60dB D100 - by savan - 03-09-2024, 07:36 PM
RE: LNA 60dB D100 - by Dragan100 - 03-09-2024, 08:48 PM
RE: LNA 60dB D100 - by savan - 03-09-2024, 10:10 PM
RE: LNA 60dB D100 - by Dragan100 - 03-10-2024, 09:54 AM
RE: LNA 60dB D100 - by savan - 03-09-2024, 11:10 PM
RE: LNA 60dB D100 - by savan - 03-10-2024, 09:57 AM
RE: LNA 60dB D100 - by savan - 03-10-2024, 10:58 AM
RE: LNA 60dB D100 - by Khadgar2007 - 03-10-2024, 11:38 AM
RE: LNA 60dB D100 - by Khadgar2007 - 03-10-2024, 11:41 AM
RE: LNA 60dB D100 - by savan - 03-10-2024, 11:49 AM
RE: LNA 60dB D100 - by Braca - 03-10-2024, 12:38 PM
RE: LNA 60dB D100 - by savan - 03-10-2024, 03:50 PM
RE: LNA 60dB D100 - by Dragan100 - 03-10-2024, 06:30 PM
RE: LNA 60dB D100 - by Braca - 03-10-2024, 06:34 PM
RE: LNA 60dB D100 - by Dragan100 - 03-10-2024, 07:06 PM
RE: LNA 60dB D100 - by savan - 03-10-2024, 08:51 PM
RE: LNA 60dB D100 - by savan - 03-10-2024, 09:19 PM
RE: LNA 60dB D100 - by Dragan100 - 03-10-2024, 09:36 PM
RE: LNA 60dB D100 - by Braca - 03-11-2024, 01:24 PM
RE: LNA 60dB D100 - by savan - 03-11-2024, 01:26 PM
RE: LNA 60dB D100 - by Dragan100 - 03-12-2024, 09:17 AM
RE: LNA 60dB D100 - by Dragan100 - 03-12-2024, 09:56 AM
RE: LNA 60dB D100 - by Dragan100 - 03-12-2024, 10:52 AM
RE: LNA 60dB D100 - by Dragan100 - 03-12-2024, 01:06 PM
RE: LNA 60dB D100 - by savan - 03-12-2024, 03:40 PM
RE: LNA 60dB D100 - by Dragan100 - 03-12-2024, 05:34 PM
RE: LNA 60dB D100 - by savan - 03-12-2024, 03:43 PM
RE: LNA 60dB D100 - by savan - 03-12-2024, 07:22 PM
RE: LNA 60dB D100 - by Dragan100 - 03-12-2024, 09:04 PM
RE: LNA 60dB D100 - by savan - 03-12-2024, 10:19 PM
RE: LNA 60dB D100 - by savan - 03-14-2024, 03:23 PM
RE: LNA 60dB D100 - by Dragan100 - 03-14-2024, 03:32 PM
RE: LNA 60dB D100 - by savan - 03-14-2024, 04:19 PM
RE: LNA 60dB D100 - by Khadgar2007 - 03-14-2024, 06:28 PM
RE: LNA 60dB D100 - by savan - 03-14-2024, 07:19 PM
RE: LNA 60dB D100 - by savan - 03-14-2024, 07:37 PM
RE: LNA 60dB D100 - by Dragan100 - 03-15-2024, 10:07 AM
RE: LNA 60dB D100 - by Dragan100 - 03-15-2024, 11:11 AM
RE: LNA 60dB D100 - by savan - 03-15-2024, 12:14 PM
RE: LNA 60dB D100 - by savan - 03-15-2024, 12:20 PM
Memory input stage - by Majda - 03-16-2024, 08:50 AM
RE: Memory input stage - by Dragan100 - 03-18-2024, 10:50 AM
RE: PCB Design Routing - by ronovar - 03-04-2024, 09:59 PM
RE: PCB Design Routing - by Vlada021 - 03-05-2024, 01:05 PM
RE: PCB Design Routing - by ronovar - 03-05-2024, 08:04 PM
RE: PCB Design Routing - by ronovar - 03-08-2024, 11:08 AM
RE: PCB Design Routing - by ronovar - 03-08-2024, 11:35 PM
RE: PCB Design Routing - by Braca - 03-09-2024, 09:26 AM
RE: PCB Design Routing - by Khadgar2007 - 03-09-2024, 09:55 AM
RE: PCB Design Routing - by Braca - 03-09-2024, 11:10 AM
RE: PCB Design Routing - by Dragan100 - 03-09-2024, 11:31 AM
RE: PCB Design Routing - by ronovar - 03-09-2024, 02:10 PM
RE: PCB Design Routing - by Braca - 03-09-2024, 03:02 PM
RE: PCB Design Routing - by Khadgar2007 - 03-09-2024, 03:05 PM
RE: PCB Design Routing - by ronovar - 03-10-2024, 12:47 PM
RE: PCB Design Routing - by ronovar - 03-11-2024, 12:28 PM
RE: PCB Design Routing - by savan - 03-11-2024, 01:22 PM
RE: PCB Design Routing - by ronovar - 03-11-2024, 02:30 PM
RE: PCB Design Routing - by ronovar - 03-11-2024, 04:06 PM
RE: PCB Design Routing - by Dragan100 - 03-11-2024, 05:19 PM
RE: PCB Design Routing - by Braca - 03-11-2024, 05:53 PM
RE: PCB Design Routing - by ronovar - 03-11-2024, 05:57 PM
RE: PCB Design Routing - by Braca - 03-11-2024, 06:37 PM
RE: PCB Design Routing - by ronovar - 03-12-2024, 03:21 PM
RE: PCB Design Routing - by Braca - 03-12-2024, 04:17 PM
RE: PCB Design Routing - by ronovar - 03-15-2024, 11:19 AM
RE: PCB Design Routing - by ronovar - 03-15-2024, 11:51 AM
RE: PCB Design Routing - by pmiroslav81 - 03-15-2024, 09:25 PM

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