Now Soft66LC4 is newest version.
Now Soft66LC4 is released. Soft66LC4
is added lower BPF with Soft66ADI. 0.5MHz to 70MHz.
Soft66RTL is released.
0.5MHz to 70MHz Receiving *
compatible with Rocky , SDRadio, Winrad
USB control from PC(XP and Vista)
sample wav file1 -> 2009.05.31 center frequency 21.2MHz 192kHz sampling
sample wav file2
-> 2009.06.08 center frequency 7.1MHz 96kHz sampling
Soft66AD is new designed Software Radio front end. It is easy to connect to your PC and receive HF band. For amature radio user and BCL, Soft66AD is very usefull receiver.
G8JCFSDR suport Soft66AD now! Please visit and try greate software.
New! Coool control soft by EA2BQH. Thank you !
for Linux. greate works!
*Please visite each site for newest informations. If you have any question, please ask each authors.
*newest Soft66LC4 is working with original control soft under 2.5MHz.
install FTDI driver from here
install control soft from Soft66ADD_LC.zip for LC2 and LC3. Soft66LC4_1.zip
source code is including in archive.
Plug MINI USB cable with your PC.
Plug stereo jack into sound card LINE IN.
connect to antenna with SMA jack.
Launch control soft first. select M(Soft66AD) or H(Soft66ADH*) button. Input frequency* which you want to receive and click Tune button. If you have new Soft66LC2, LED will be blinking when the control soft is raunched.
*If you fails install, please
check you have permission of administrator.
*Please note for Europian users, This control soft use "." as decimal point.
"," does not work on this soft. You need to change locale to English.
*Look your PCB, Soft66ADI is written by FT245RL USB interface.
Soft66ADD use same H mode on DDS34 control.
Please note Soft66ADD users,
Soft66ADD does not have BPF unit for over 30MHz.
also turn trimmer for suitable position. If trimmer is placed wrong position, you can not get sensitivity or get much noise.
Please look instruction for Soft66ADH(kit).
Soft66ADD,Soft66LC must select H.
BPF checked is NO BPF mode. No checked BPF is auto BPF mode.
For Soft66LC2 users,
LED indicater -> plug USB cable, green led is lighting. running DDS34 control , blinking red led every 1 sec. When you change frequency, red led is blinking. This is normal status. Your Soft66LC2 is working.If your Soft66LC4 has solder jumper on solder side of PCB.
DO NOT USE PRE AMP. Newer Soft66LC2 has ESD diode at top of antenna input.
Known problem(This problem is almost resolved at Soft66ADI.)Please note for DELL PC user. If your PC does not recongnize FTDI driver of Soft66AD,
How to question by e-mail. For answer your question, I need details of your setting. I can not help you with only "not work" .
Please write about details of your condition.