latest user manual PDF

ms-speex-resampler^2
Mooneer Salem 2026-03-26 07:20:08 +00:00
parent 791e35f174
commit c3bc39ff62
2 changed files with 34 additions and 23 deletions

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@ -1005,8 +1005,18 @@ radio.</p>
sudo systemctl disable ModemManager
sudo systemctl mask ModemManager</code></pre>
<h2 data-number="15.6"
id="im-using-omnirig-and-have-problems-with-rig-control"><span
class="header-section-number">15.6</span> I’m using OmniRig and have
problems with rig control</h2>
<p>If you’re using OmniRig and have problems getting rig control to
work, please attempt to update the INI files for OmniRig. These can be
found by going <a href="https://dxatlas.com/Download.asp">here</a> and
clicking on the “INI files for OmniRig” link. There may also be a newer
OmniRig version available at that same link which could work better if
you are running an older version.</p>
<h2 data-number="15.7"
id="i-need-help-with-my-radio-or-rig-interface"><span
class="header-section-number">15.6</span> I need help with my radio or
class="header-section-number">15.7</span> I need help with my radio or
rig interface</h2>
<p>There are many radios, many computers, and many sound cards. It is
impossible to test them all. Many radios have intricate menus with
@ -1014,8 +1024,8 @@ custom settings. It is unreasonable to expect the authors of FreeDV to
have special knowledge of your exact hardware.</p>
<p>However someone may have worked through the same problem as you. Ask
on the digital voice mailing list.</p>
<h2 data-number="15.7" id="cant-hear-anything-on-receive"><span
class="header-section-number">15.7</span> Can’t hear anything on
<h2 data-number="15.8" id="cant-hear-anything-on-receive"><span
class="header-section-number">15.8</span> Can’t hear anything on
receive</h2>
<p>Many FreeDV modes will not play any audio if there is no valid
signal. You may also have squelch set too high. In some modes the
@ -1023,8 +1033,8 @@ signal. You may also have squelch set too high. In some modes the
from the SSB radio.</p>
<p>Try the Test Wave Files above to get a feel for what a FreeDV signal
looks and sounds like.</p>
<h2 data-number="15.8" id="hearing-myself-whenever-i-transmit"><span
class="header-section-number">15.8</span> Hearing myself whenever I
<h2 data-number="15.9" id="hearing-myself-whenever-i-transmit"><span
class="header-section-number">15.9</span> Hearing myself whenever I
transmit</h2>
<p>Verify audio device settings in FreeDV. If your audio settings are
correct, there are a few other possibilities:</p>
@ -1034,23 +1044,23 @@ devices used with FreeDV.</li>
<li>Turn off TX monitoring (right-click on PTT button and make sure
“Monitor transmitted audio” is unchecked).</li>
</ol>
<h2 data-number="15.9"
<h2 data-number="15.10"
id="the-signal-is-strong-but-freedv-wont-get-sync-and-decode"><span
class="header-section-number">15.9</span> The signal is strong but
class="header-section-number">15.10</span> The signal is strong but
FreeDV won’t get sync and decode</h2>
<p>Do you have the correct sideband? See USB or LSB section.</p>
<p>Is it a FreeDV signal? SSTV uses similar frequencies. To understand
what FreeDV sounds like, see the Test Wave Files section.</p>
<h2 data-number="15.10" id="trouble-getting-sync-with-700d"><span
class="header-section-number">15.10</span> Trouble getting Sync with
<h2 data-number="15.11" id="trouble-getting-sync-with-700d"><span
class="header-section-number">15.11</span> Trouble getting Sync with
700D</h2>
<p>You need to be within +/- 60 Hz on the transmit signal. It helps if
both the TX and RX stations tune to known, exact frequencies such as
exactly 7.177MHz. On channels with fast fading sync may take a few
seconds.</p>
<h2 data-number="15.11"
<h2 data-number="15.12"
id="ptt-doesnt-work.-it-works-with-fldigi-and-other-hamlib-applications."><span
class="header-section-number">15.11</span> PTT doesn’t work. It works
class="header-section-number">15.12</span> PTT doesn’t work. It works
with Fldigi and other Hamlib applications.</h2>
<p>Many people struggle with initial CAT control and PTT setup:</p>
<ol type="1">
@ -1066,9 +1076,9 @@ you a member of the <code>dialout</code> group?</p></li>
hardware, what you have tried, and the exact nature of the
problem.</p></li>
</ol>
<h2 data-number="15.12"
<h2 data-number="15.13"
id="im-on-windows-and-serial-port-ptt-doesnt-work-with-my-usb-to-serial-adapter."><span
class="header-section-number">15.12</span> I’m on Windows and serial
class="header-section-number">15.13</span> I’m on Windows and serial
port PTT doesn’t work with my USB to serial adapter.</h2>
<p>Please verify that you are running the correct drivers for the USB to
serial adapter that you’re using. Information and download links for the
@ -1088,22 +1098,22 @@ for instructions on doing so in Windows 10. For Windows 8:</p>
<li>Check the “automatically get the device app” option, then click Save
changes to save the settings you just chose.</li>
</ol>
<h2 data-number="15.13"
<h2 data-number="15.14"
id="i-installed-a-new-version-and-freedv-stopped-working"><span
class="header-section-number">15.13</span> I installed a new version and
class="header-section-number">15.14</span> I installed a new version and
FreeDV stopped working</h2>
<p>You may need to clean out the previous configuration. Try Tools -
Restore Defaults. Set up your sound cards again with Tools - Audio
Config.</p>
<h2 data-number="15.14" id="freedv-crashes-when-i-press-start"><span
class="header-section-number">15.14</span> FreeDV crashes when I press
<h2 data-number="15.15" id="freedv-crashes-when-i-press-start"><span
class="header-section-number">15.15</span> FreeDV crashes when I press
Start</h2>
<p>Have you removed/changed USB audio devices? If you remove/change USB
audio devices without pressing Tools - Audio Config, FreeDV may crash.
See Changing Audio Devices above.</p>
<h2 data-number="15.15"
<h2 data-number="15.16"
id="freedv-cant-be-opened-on-macos-because-the-developer-cannot-be-verified"><span
class="header-section-number">15.15</span> FreeDV can’t be opened on
class="header-section-number">15.16</span> FreeDV can’t be opened on
macOS because the developer cannot be verified</h2>
<p>From January 2020 Apple is enforcing notarization for all macOS
applications. While official releases of FreeDV are signed, other types
@ -1119,16 +1129,16 @@ execute FreeDV, run the following from Terminal:</p>
<pre><code>xattr -d com.apple.quarantine FreeDV.app</code></pre>
<p>or</p>
<pre><code>xattr -d -r com.apple.quarantine FreeDV.app</code></pre>
<h2 data-number="15.16"
<h2 data-number="15.17"
id="im-on-a-mac-and-my-preferred-audio-device-isnt-appearing"><span
class="header-section-number">15.16</span> I’m on a Mac and my preferred
class="header-section-number">15.17</span> I’m on a Mac and my preferred
audio device isn’t appearing</h2>
<p>macOS has a longstanding issue that prevents certain audio devices
from appearing. More info <a
href="http://www.w1hkj.com/files/fldigi/AppleAudioCodec.html">here</a>.</p>
<h2 data-number="15.17"
<h2 data-number="15.18"
id="freedv-doesnt-preserve-window-positions-on-linux"><span
class="header-section-number">15.17</span> FreeDV doesn’t preserve
class="header-section-number">15.18</span> FreeDV doesn’t preserve
window positions on Linux</h2>
<p>Many Linux distributions are switching away from X11 and towards a
new GUI system known as Wayland. Wayland explicitly does not support
@ -1220,6 +1230,7 @@ for performance. (PR #1212)</li>
<ul>
<li>Update README instructions to reflect current Windows build steps.
(PR #1232)</li>
<li>Add OmniRig troubleshooting to the user manual. (PR #1264)</li>
</ul></li>
</ol>
<h2 data-number="18.2" id="v2.2.1-february-2026"><span

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