Projects/DR2C-YU1LM SDR

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Project DR2C-YU1LM SDR
Name DR2C-YU1LM SDR
Start 2011/07/22
End
Contact Zarya
Website
Information Monoband SDR HF S/H Sample and Hold Receiver with LO at working frequency - DR2C from 30 KHz to 50 MHz
Status Abandoned

Monoband SDR HF S/H Sample and Hold Receiver with LO at working frequency - DR2C from 30 KHz to 50 MHz-Make it Simple as Possible with Outstanding performances

Dipl. Ing . Tasić Siniša –Tasa YU1LM/QRP

All rights reserved, project is free for personal use only

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http://yu1lm.qrpradio.com/Monoband%20SDR%20HF%20receiver%20DR2C-YU1LM.pdf

Todo

  • Order parts
  • Make PCB
  • Solder parts
  • Test


Price

Ebay 17,51 euro

Dick best 34,60 (inc shipping)

SDR-Kits 31,nogwat http://www.sdr-kits.net/Webshop/products.php?35&osCsid=grjs5neug8tv40pt62i7fjoea2

Total 83.11

Part list

The partlist is for the DR2C-YU1LM/QRP with a connection for external oscillator

C1,C3,C4,C13,C14,C15,C18,C20,C24,C27   100nf
C10,C11,C12,C17,C21,C25,C26,C28        100uF/16V
C32,C33,C34,C35                        220pF
C5                                     zie CX
C6,C7,C8,C9                            2uF2
C84,C29,C30,C31                        47nf
D1                                     1N4148
IC1                                    7805
IC2                                    74HC04N
IC8                                    74HC4053N
IC9                                    NE5532
K1,K2                                  BNC connector
K3                                     pg203j stereo jack
K4                                     Power jack 12V 100mA
L1,L2                                  100uH
R1,R22,R23,R19                         33Ω
R5,R6,R7,R13                           100Ω
R16,R17,R24,R25,R26,R27                1KΩ
R2,R4,R15,R29                          10KΩ
R3                                     500Ω Potentio
R30                                    8k2Ω
R31                                    5kΩ Potentie
R8                                     220Ω
R9                                     100KΩ

CX

1.8mhz  2.2nf
3.5mhz  1nf
7mhz    560pf
10.1mhz 330pf
14mhz   270pf
18.1mhz 220pf
24.9mhz 150pf
28mhz   100pf
50mhz   68pf


Orderd parts

  • 10 PCS 74HC04N 74HC04 HC04 DIP-14 Hex inverter (180695812906)
  • 10 pcs 74HC4053 744053 Triple 2-Ch Analog Multiplex/Demul (110527324806)
  • 20 x NE5532 5532 IC Dual Low Noise Op-Amp (250843860298)
  • 10 pcs 74HC4066 744066 Quadruple Bilateral Switches DIP (110525752510)
  • 8 x Helitrim 20 slag vierkant YA Waarde - 4,7 kOhm
  • 1 x 50 stuks 100nF Sibatit raster 2,5mm
  • 20 x 100uF 16V 105'C
  • 15 x 220pF 100V R5
  • 11 x 2,2uF 100V Axial
  • 1 x 100 stuks Keramische 47nF 50V
  • 11 x 1N4148 Diode
  • 2 x BNC Chasisdeel Print
  • 1 x 100uH 165mA, 10 stuks
  • 10 x Weerstand Kool 0,25W Waarde - 33 Ohm
  • 10 x Weerstand Kool 0,25W Waarde - 100 Ohm
  • 20 x Weerstand Kool 0,25W Waarde - 1 kOhm
  • 10 x Weerstand Kool 0,25W Waarde - 10 kOhm
  • 5 x Weerstand Kool 0,25W Waarde - 8,2 kOhm
  • 5 x Weerstand Kool 0,25W Waarde - 220 Ohm
  • 5 x Weerstand Kool 0,25W Waarde - 100 kOhm
  • 3 x Helitrim 20 slag vierkant YA Waarde - 470 Ohm
  • 4 x Keramisch 2,2nF 1kV
  • 4 x Keramisch 1nF 1kV
  • 4 x 330pF 100V R5
  • 4 x 150pF 250Vac
  • 4 x 100pF 250Vac