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linux:rtl-sdr:ba5sba [2020/10/24 13:59] – niziaklinux:rtl-sdr:ba5sba [2020/11/13 08:00] (current) – niziak
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 ====== BA5SBA SDR-RTL ====== ====== BA5SBA SDR-RTL ======
 +BA5SBA
 +BA - China
  
 It is adapter board to use with generic USB TV tuner. It is adapter board to use with generic USB TV tuner.
Line 13: Line 15:
 [[https://imgur.com/gallery/I4oca]] [[https://imgur.com/gallery/I4oca]]
  
-SMD SOT-23-6 LABEL "S79"+Upconverter was nor working, because TCO was mounted incorrectly (rotated).  
 + 
 + 
 +{{:linux:rtl-sdr:pasted:20201027-201233.png}} 
 + 
 +On PCB bottom, there is a place for 8 pin chip. 
 +Amplifier connected to TV Tuner 28MHz crystal and providing amplified crystal frequency to the same net as VCO. 
 + 
 +==== S79 ==== 
 +SMD SOT-26 LABEL "S79"
     * AS179-92LF: 20 MHz-3.0 GHz GaAs SPDT Switch     * AS179-92LF: 20 MHz-3.0 GHz GaAs SPDT Switch
-SMD SOT-23-6 LABEL "C5F": + 
-    * +==== C5F ==== 
 + 
 +C5F SMD 6 pin elelement is used as mixer: 
 + 
 +{{:linux:rtl-sdr:ba5sba_mieszacz1.jpg?direct&400|}} 
 + 
 +Probably it is sth from UPC family. 
 + 
 +SMD SOT-26, SOT-363 LABEL "C5F": 
 + 
 +Matching: 
 +  * BGA2022 - MMIC Mixer - nie pasuje 
 +  * MAX2671EUT - nie pasuje 
 + 
 +  * NE612/SA612 - Double-balanced mixer and oscillator - 8pin nie pasuje 
 + 
 +  * UPC3215TB-E3 (C3H) - wzmacniacz 
 +  * UPC8103T - nie pasuje 
 +  * UPC8105GR- modulator Q 
 +  * UPC8106TB - (C2D) ma pin PS, nie pasuje 
 +  * UPC8108 - (C2C) to samo co 8103 
 +  * UPC8109 
 +  * UPS8112TB (C2K)  
 +  * UPC814 - wzmacniacz 
 +  * UPC815 - wzmacniacz 
 +  * UPC816 - wzmacniacz 
 +  * UPC8163TB-A (C2Y) - nie pasuje 
 +  * UPC8167TB - PS pin nie pasuje 
 +  * UPC8172TB-E3-A (C3A) - PS nie pasuje 
 +  * UPC8178TB (C3B) -  
 +  * UPC8187TB (C3G) 
 +  * UPC2757(8)TB  (C1X, C1Y) 
 + 
 +