I was wondering what everyone thought about having a .1u cap in series with the ground connection of the audio to the sound card. I was thinking that would...
Just a note to say mine receives fine, especially after adding a temporary jumper to j201 pins 1 to 5 for the RX antenna. The documentation was near perfect....
Hi all Whilst on the subject of Si570 integrated circuits I just thought someone out there might like to know how without using any fancy tools I successfully...
Thank goodness for WB5RVZ. I have been poring over the schematics for the SoftRock V9 and the electronically switched BPF, trying to understand how the BPFs...
At: http://kitsandparts.com/linearamp.php There's a 10W HF linear (CW/SSB) amplifier kit that looks like it will drive with +1dBm. A 5W kit is coming out in...
This SR is complete and hooked to power, antenna and sound card. Looks like the Lenovo X61 MIC Input is MONO so I am installing a Older Creative Labs Audigy 2...
Hello, I am using the 10W PA from DL-QRP-AG (http://www.qrpproject.de/UK/QRPPA2008UK.html). The PA has abt. 30dB gain and good IMDs. My modification of...
Good Afternoon All, Today an additional order of 100 pieces of the CMOS Si570 came in. I will mail some devices today and the rest tomorrow. This 100 pieces...
I actually have one of those. It can be built as a 20M, 40M, etc amp. The Ramsey doc's point out the different component values. Ummmm,,,, but I haven't...
Any one using a softrock lite as an IF on a Kenwood TS711? Just thought I would ask before I attempt it this weekend? Wednesday night sour mash may affect...
After I have placed t2001 i check resistance between pin 1 of p200 and the gate of q203. the manuel says more than 20 k ohm, i have only 2,8 k ohm. I've tryed...
I removed my Delta 44 and replaced it with a used EMU1212m. I have the audio from the softrock going into the EMU1212. I have the EMU set up as described in...
I have 2 rxtx 6.2 kits, 2 dds 60 kits, and 2 si570 kits. Shortly after I acquired these kits, I had some medical problems that have impaired my coordination,...
I have a SoftRock Lite 40/80 Meter version and a 20 Meter version. Both work fine except for one issue. The 40/80M version requires the Q/I channel setting in...
Good Evening All, Seventy CMOS Si570 devices were mailed today, December 29, and most open orders prior to December 1 that needed a Si570 have been filled. An...
Help. I am right now trying to figure out the connector of an E-MU 0202 and am not seeing stereo inputs in the unit... Anyone familiar with these boxes willing...
Hi, dear all! I've recently built mine V9.0 so I've been testing it for 2 days. It worked well. A few hours ago Si-570 refused to change it's frequency. To be...
Over the holiday I built my third softrock, a 6.2 kit with a 30MHz crystal. All seems to work OK except that on test the sensitivity seems far too low. A 50mV...
I have been reading about the Softrock but find myself very confused about which kit is the multiband radio. My desire is to build a multiband rig for a...
Good Afternoon All, Jan, G0BBL, and Mike, KF4BQ, have each tested the 1.8 MHz through 30 MHz version of the electronically switched v9.0 BPF board board and ...
It might be nice to add a note in the V6.3 PA/Filter instructions to the effect that if the output power is about 1/2 what it should be to check the...
I am using PowerSDR-IQ 1.12.07 and I can't find the dialog to set the TX image rejection. Is it missing or am I just not looking in the right place? Thanks, ...
Hi I'd like to to ask you about PTT connections. On RxTx_v6.3 board we've got 4 pins PTT_O, S12V, GND, PTT_I. I'm trying to use Powersdr-I/Q for softrock and...
In Tony,s note "22/07/08 page 3/4" i see the 20m r204, r205 is 100 ohms, while for other bands it's 221 ohms. Supplied with the kit are only 221 ohms. The...
I built a SR-40 a couple of years ago and recently (finally) got the RXTXv6.1 I bought back then on the air, but I am still confused by all the kits and bits...
