Brontekst bekijken van Projects/DR2C-YU1LM SDR

{{Project
|name=DR2C-YU1LM SDR
|URL=
|contact=user:zarya
|info=Monoband SDR HF S/H Sample and Hold Receiver with LO at working frequency - DR2C from 30 KHz to 50 MHz
|status=Alpha
}}

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

[[Bestand:Xsq8isz-sdr-3_dr2c.jpg|300px]]

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

== 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