Re: [Flexradio] barefoot SDR-1000 audio/power measurement

2008-09-26 Thread Bruce Walker
Sorry, my point wasn't so much about the specific SDR-1k output, but that I had wanted to verify that the chain driving it was working properly. I had expected the PowerSDR Sound Card Output Voltage Test to put out a full-scale wave for calibration, but it doesn't appear to generate any audio at

Re: [Flexradio] barefoot SDR-1000 audio/power measurement

2008-09-25 Thread Mike Naruta
Bruce, I think that, with the sensor on the 100 Watt power amplifier the power is measured. Without the PA sensor, it is a relative power. Mike - AA8K Bruce Walker wrote: I have an SDR-1000 from which I recently removed the 100WPA, so it's now a barefoot 1W version. I am currently using an

Re: [Flexradio] barefoot SDR-1000 audio/power measurement

2008-09-25 Thread Alfred Green
Bruce Walker wrote: I have an SDR-1000 from which I recently removed the 100WPA, so it's now a barefoot 1W version. I am currently using an FA-66 with it. I've noticed that since I've removed the 100WPA, the displayed power is about 3dB higher than what I read on my QRP power meter (WM-1);

[Flexradio] barefoot SDR-1000 audio/power measurement

2008-09-24 Thread Bruce Walker
I have an SDR-1000 from which I recently removed the 100WPA, so it's now a barefoot 1W version. I am currently using an FA-66 with it. I've noticed that since I've removed the 100WPA, the displayed power is about 3dB higher than what I read on my QRP power meter (WM-1); when PowerSDR says 1W