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authorAndreas Eversberg <jolly@eversberg.eu>2016-10-30 09:25:14 +0100
committerAndreas Eversberg <jolly@eversberg.eu>2016-10-30 09:25:14 +0100
commitb70f4ecebc242e72dd3e1cd2c8a85afcf118afa1 (patch)
treec4c8379814edcacdf99ecbc7473af1a3b9803fd1 /docs
parentbb92a1f3b02847959dc550fbbdcbe3d833881fc0 (diff)
work on docs
Diffstat (limited to 'docs')
-rw-r--r--docs/a-netz.html6
-rw-r--r--docs/amps.html2
-rw-r--r--docs/b-netz.html4
-rw-r--r--docs/c-netz.html4
-rw-r--r--docs/headset.html2
-rw-r--r--docs/index.html34
-rw-r--r--docs/install.html2
-rw-r--r--docs/nmt.html2
-rw-r--r--docs/setup.html5
-rw-r--r--docs/software.html2
10 files changed, 42 insertions, 21 deletions
diff --git a/docs/a-netz.html b/docs/a-netz.html
index 6a961e8..fe92cea 100644
--- a/docs/a-netz.html
+++ b/docs/a-netz.html
@@ -74,7 +74,7 @@ The mobile station will only seize the channel, if the green light is on, otherw
When the user picks up the handset, the phone switches on its transmitter on up-link channel and transmits a continuous 1750 Hz calling tone.
The base station receives this tone and turns off its 2280 Hz idle tone.
The mobile station detects the tone is missing and turns off its 1750 calling tone.
-The the speech path is connected through to an operator.
+The base station detects the tone is missing and the speech path is connected through to an operator.
The operator asks for the mobile station number and the number to dial and places the call.
</p>
@@ -170,7 +170,7 @@ There is no ring-back indication from the mobile station to the base station.
When the user picks up the handset, the phone switches on its transmitter on up-link channel and transmits a continuous 1750 Hz answer tone.
The base station receives this tone and turns off the four paging tones.
The mobile station detects the tone is missing and turns off its 1750 answer tone.
-The the speech path is connected through to the caller (or operator).
+The base station detects the tone is missing and the speech path is connected through to the caller (or operator).
</p>
<center><img src="a-netz-yellow.jpg"/></center>
@@ -298,7 +298,7 @@ To automatically release the call, when the carrier signal gets lost, look at th
It is the same principle.
</p>
-[<a href="index.html">Back to main page</a>]
+<hr><center>[<a href="index.html">Back to main page</a>]</center><hr>
</td></tr></table></center>
</body>
</html>
diff --git a/docs/amps.html b/docs/amps.html
index 8afae34..3198f9d 100644
--- a/docs/amps.html
+++ b/docs/amps.html
@@ -257,7 +257,7 @@ paging &amp; voice channel.
</pre>
-[<a href="index.html">Back to main page</a>]
+<hr><center>[<a href="index.html">Back to main page</a>]</center><hr>
</td></tr></table></center>
</body>
</html>
diff --git a/docs/b-netz.html b/docs/b-netz.html
index 02a2d2b..f26168d 100644
--- a/docs/b-netz.html
+++ b/docs/b-netz.html
@@ -628,7 +628,7 @@ The base station returns to idle.
Level adjustment:
We see a receive level of around 85%.
Tune your receiver to the up-link frequency, so you get loop-back of base station broadcast.
-Use the variable resistor (connecting your transmitter) to adjust the volume until the received level matches the same level of your previously received bust.
+Use the variable resistor (connecting your transmitter) to adjust the volume until the received level matches the same level of your previously received message.
In my case I adjust the transmitter to match around 85%. (+- 10% is good)
Now, whatever frequency deviation the phone transmits for signaling, so does your base station.
Use the other variable resistor (connecting your receiver) to adjust the volume until the level matches about 100%. (+- 10% is good)
@@ -799,7 +799,7 @@ I call this "JPROM" (Jumper Programmable Read Only Memory).
<center><img src="b-netz_dioden2.jpg"/></center>
-[<a href="index.html">Back to main page</a>]
+<hr><center>[<a href="index.html">Back to main page</a>]</center><hr>
</td></tr></table></center>
</body>
</html>
diff --git a/docs/c-netz.html b/docs/c-netz.html
index f489a5c..2a08026 100644
--- a/docs/c-netz.html
+++ b/docs/c-netz.html
@@ -445,7 +445,7 @@ Level adjustment:
We see a receive level of around 96%.
This is already good, since I did the adjustment previously.
Tune your receiver to the up-link frequency, so you get loop-back of base station broadcast.
-Use the variable resistor (connecting your transmitter) to adjust the volume until the received level matches the same level of your previously received bust.
+Use the variable resistor (connecting your transmitter) to adjust the volume until the received level matches the same level of your previously received message.
In my case I adjust the transmitter to match around 96%. (+- 10% is good)
Now, whatever frequency deviation the phone transmits for signaling, so does your base station.
Use the other variable resistor (connecting your receiver) to adjust the volume until the level matches about 100%. (+- 10% is good)
@@ -607,7 +607,7 @@ telegramm.c:1525 notice : Received Telegramm that is not used OgK channel signal
</pre>
-[<a href="index.html">Back to main page</a>]
+<hr><center>[<a href="index.html">Back to main page</a>]</center><hr>
</td></tr></table></center>
</body>
</html>
diff --git a/docs/headset.html b/docs/headset.html
index d517ba5..2557973 100644
--- a/docs/headset.html
+++ b/docs/headset.html
@@ -91,7 +91,7 @@ Finally store the settings using "alsactl store" command.
Do this whenever you want to keep your adjustments.
</p>
-[<a href="index.html">Back to main page</a>]
+<hr><center>[<a href="index.html">Back to main page</a>]</center><hr>
</td></tr></table></center>
</body>
</html>
diff --git a/docs/index.html b/docs/index.html
index ae452a9..5ade4c2 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -13,12 +13,32 @@
<br><br>
<center>
-<img src="a-netz_small.jpg" title="A-Netz"/><img src="b-netz_small.jpg" title="B-Netz"/><br>
-A-Netz phone in a Merceds Benz ; B-Netz cell tower in Bredstedt<br>
-<img src="c-netz_small.jpg" title="C-Netz"/><img src="nmt_small.jpg" title="Nordisk Mobil Telefon"/><br>
-my mother's C-Netz SIM card ; countries that developed NMT (Nordic Mobile Phone)<br>
-<img src="amps_small.jpg" title="Advanced Mobile Phone Service"/><img src="setup_small.jpg"/><br>
-AMPS (Advanced Mobile Phone Service) ; my radio setup<br>
+<table border="0">
+<tr>
+ <td><img src="a-netz_small.jpg" title="A-Netz"/></td>
+ <td><img src="b-netz_small.jpg" title="B-Netz"/></td>
+</tr>
+<tr>
+ <th>A-Netz phone in a Merceds Benz</th>
+ <th>B-Netz radio tower in Bredstedt</th>
+</tr>
+<tr>
+ <td><img src="c-netz_small.jpg" title="C-Netz"/></td>
+ <td><img src="nmt_small.jpg" title="Nordisk Mobil Telefon"/></td>
+</tr>
+<tr>
+ <th>my mother's C-Netz SIM card</th>
+ <th>NMT (Nordic Mobile Telephone)</th>
+</tr>
+<tr>
+ <td><img src="amps_small.jpg" title="Advanced Mobile Phone Service"/></td>
+ <td><img src="setup_small.jpg"/></td>
+</tr>
+<tr>
+ <th>AMPS (Advanced Mobile Phone Service)</th>
+ <th>my radio setup</th>
+</tr>
+</table>
</center>
<br><br>
@@ -35,7 +55,7 @@ This project is pure software that requires a transmitter and a receiver connect
A second sound card or ISDN card is used to route calls from and to the mobile phone.
</p>
-<h1>*this doc is under construction*</h1>
+<center><h1>*this doc is under construction*</h1></center>
<center>
<ul>
diff --git a/docs/install.html b/docs/install.html
index 9a9e69e..65e471f 100644
--- a/docs/install.html
+++ b/docs/install.html
@@ -62,7 +62,7 @@ To call phone, switch transmitter using pilot tone to 153.370 MHz
Do you hear the whistling sound on your speaker/headset? Now you can continue with the radio setup.
</p>
-[<a href="index.html">Back to main page</a>]
+<hr><center>[<a href="index.html">Back to main page</a>]</center><hr>
</td></tr></table></center>
</body>
</html>
diff --git a/docs/nmt.html b/docs/nmt.html
index f666547..5033e35 100644
--- a/docs/nmt.html
+++ b/docs/nmt.html
@@ -970,7 +970,7 @@ The SMS, which was encoded by the SMS layer, is delivered using DMS frames.
After sending all DMS frames, the call is released toward the mobile station.
</p>
-[<a href="index.html">Back to main page</a>]
+<hr><center>[<a href="index.html">Back to main page</a>]</center><hr>
</td></tr></table></center>
</body>
</html>
diff --git a/docs/setup.html b/docs/setup.html
index 08c0c18..9ba8353 100644
--- a/docs/setup.html
+++ b/docs/setup.html
@@ -86,8 +86,9 @@ This is highly recommended for the C-Netz, because signaling is done by sifting
<p>
In order to keep RF emission low, use a dummy load for lab test.
-Use two separated antennas for outside use of the mobile phone.
Connect one dummy load to the transmitter and another one to the mobile phone's antenna connector.
+Alternatively use two separated antennas for outdoor use of the receiver and transmitter, to avoid using a duplexer unit.
+Also use antanna on the mobile phone to move further away from the base station.
</p>
<center><img src="dummyload.jpg"/></center>
@@ -161,7 +162,7 @@ If your phone has built in antenna and cannot be connected to a dummy load (C-Ne
<center><img src="b-netz-display.jpg"/></center>
-[<a href="index.html">Back to main page</a>]
+<hr><center>[<a href="index.html">Back to main page</a>]</center><hr>
</td></tr></table></center>
</body>
</html>
diff --git a/docs/software.html b/docs/software.html
index 61bca42..1ce0f98 100644
--- a/docs/software.html
+++ b/docs/software.html
@@ -277,7 +277,7 @@ It can be used to check a headset.
Everything that is spoken into the microphone should appear on the headphone.
</p>
-[<a href="index.html">Back to main page</a>]
+<hr><center>[<a href="index.html">Back to main page</a>]</center><hr>
</td></tr></table></center>
</body>
</html>