Absolutely. I own six different Icom HF rigs. All of them put out minuscule power unless there is a significant deflection on the ALC meter. The no ALC warning does NOT apply to all rigs. I agree with RTFM. You cannot go wrong.
Best regards, Gary, K7EK Radcliff, KY (EM77at) Sent from BlueMail On Jun 5, 2019, 15:42, at 15:42, Ron WV4P <wv4...@gmail.com> wrote: >Contrary to common belief.. You better feed that 7300 some ALC if you >want >it to perform. All radios are NOT the same and some need ALC. Ron, WV4P > >On Wed, Jun 5, 2019, 2:34 PM Tom Ramberg via wsjt-devel < >wsjt-devel@lists.sourceforge.net> wrote: > >> Sorry for posting this in the wrong thread. Now Trying to delete it >and >> repost- >> >> OH6VDA Tom >> >> Sendt fra min iPad Air 2 >> >> 5. jun. 2019 kl. 22:26 skrev Tom Ramberg <oh6...@yahoo.com>: >> >> I just checked my computer soundcard settings and followed your >procedure >> to set up the radio, the computer and the tranceiver, resulting in a >> seemingly dramatic enhancement of operation efficiency. For one thing >> (operator error, no doubt), I've never checked that the sound card >sample >> rate was 48kHz 16-bit before, and of course it was not. Thanks a lot! >> >> 73 de Tom OH6VDA >> >> Sendt fra min iPad Air 2 >> >> 5. jun. 2019 kl. 15:01 skrev Black Michael via wsjt-devel < >> wsjt-devel@lists.sourceforge.net>: >> >> For the IC-7300 you want the ALC meter to show no action at all. So >if it >> ever bumps up at all you've got too much audio going into the rig and >need >> to back off the USB Mod Level. >> >> You should be able to transmit 100W with no ALC (or very close to >100W). >> >> That is the goal of all rigs....some of the newer rigs will show < >0dB ALC >> (e.g. K3) though so it pays to learn what your ALC meter is really >telling >> you. The way you do that is set your rig for 100W, WSJT-X power >slider at >> -3dB, computer audio out at 0dB, then adjust rig/external sound to >show 50W >> tranmit power going out. That should be 0dB ALC and shows you what >to >> expect when transmitting close to the 100W. Many rigs cannot do 100W >with >> no ALC so have to back off to 95W maximum or such. So as you >gradually >> increase the power slider in WSJT-X (use the up cursor key) watch >your ALC >> as you approach 100W. If you start seeing ALC you have to back off >the >> audio level at the rig or external sound card so the WSJT-X slider >can be >> at 0dB and no ALC showing. >> >> de Mike W9MDB >> >> >> >> >> On Tuesday, June 4, 2019, 12:06:34 PM CDT, Black Michael via >wsjt-devel < >> wsjt-devel@lists.sourceforge.net> wrote: >> >> >> If you reduce power from WSJT-X (not from the rig) does your ALC >drop? If >> so...that's too much audio. >> >> Mike >> >> >> >> >> On Tuesday, June 4, 2019, 11:57:44 AM CDT, Gene Marsh <w8...@me.com> >> wrote: >> >> >> Mike, >> >> My ALC is ~25% @80W. But, I have no issues with transmit. Only >observing >> the double decode. Everything else is good. >> >> 73 de W8NET Miles / “Gene” >> Secretary, Portage County Amateur Radio Service (PCARS) >> 3905 Century Club - Master #47 >> DV2/W8NET in the Philippines >> Licensed since 1974 >> >> On Jun 4, 2019, at 12:46 PM, Black Michael <mdblac...@yahoo.com> >wrote: >> >> I do believe 63% audio on the IC7300 is wayyyyyy too much audio. >What >> does your ALC meter say? >> >> de Mike W9MDB >> >> >> >> >> On Tuesday, June 4, 2019, 11:44:04 AM CDT, Gene Marsh via wsjt-devel >< >> wsjt-devel@lists.sourceforge.net> wrote: >> >> >> Joe, >> >> My setup: >> >> Windows 10 Pro - see the pic: >> >> <image1.jpeg> >> >> >> -rc7 >> IC-7300 >> USB audio codec @66% volume >> >> Need more info? >> >> I will try to save a wav file next time I see it. >> >> >> 73 de W8NET Miles / “Gene” >> Secretary, Portage County Amateur Radio Service (PCARS) >> 3905 Century Club - Master #47 >> DV2/W8NET in the Philippines >> Licensed since 1974 >> >> On Jun 4, 2019, at 12:12 PM, Joe Taylor <j...@princeton.edu> wrote: >> >> Hi Gene, >> >> I have seen nothing like the duplicate decodes you report. Please >send us >> the .wav file for one or two of your examples, and tell us something >about >> your computer setup. >> >> -- 73, Joe, K1JT >> >> On 6/4/2019 11:39, Gene Marsh via wsjt-devel wrote: >> >> FT4: I have seen 7-8 times, double decoding. Always a strong signal. >> Example: >> >> image1.png >> >> I saw that in the early days of FT8. >> >> Except for that, it’s working really well. (Thank you Joe and your >team) >> >> 73 de W8NET Miles / “Gene” >> >> Secretary, Portage County Amateur Radio Service (PCARS) >> >> 3905 Century Club - Master #47 >> >> DV2/W8NET in the Philippines >> >> Licensed since 1974 >> >> _______________________________________________ >> >> wsjt-devel mailing list >> >> wsjt-devel@lists.sourceforge.net >> >> https://lists.sourceforge.net/lists/listinfo/wsjt-devel >> >> >> >> _______________________________________________ >> wsjt-devel mailing list >> wsjt-devel@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/wsjt-devel >> >> _______________________________________________ >> wsjt-devel mailing list >> wsjt-devel@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/wsjt-devel >> >> <image1.jpeg> >> >> _______________________________________________ >> wsjt-devel mailing list >> wsjt-devel@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/wsjt-devel >> >> _______________________________________________ >> wsjt-devel mailing list >> wsjt-devel@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/wsjt-devel >> >> _______________________________________________ >> wsjt-devel mailing list >> wsjt-devel@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/wsjt-devel >> > > >------------------------------------------------------------------------ > > > >------------------------------------------------------------------------ > >_______________________________________________ >wsjt-devel mailing list >wsjt-devel@lists.sourceforge.net >https://lists.sourceforge.net/lists/listinfo/wsjt-devel
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