diff --git a/doc/user_guide/images/Add_station_info.png b/doc/user_guide/images/Add_station_info.png new file mode 100644 index 000000000..e8ad6d6b4 Binary files /dev/null and b/doc/user_guide/images/Add_station_info.png differ diff --git a/doc/user_guide/images/decoding_depth.png b/doc/user_guide/images/decoding_depth.png new file mode 100644 index 000000000..1b1326fdd Binary files /dev/null and b/doc/user_guide/images/decoding_depth.png differ diff --git a/doc/user_guide/settings-general.adoc b/doc/user_guide/settings-general.adoc index e0e4db8fa..c32cf9d79 100644 --- a/doc/user_guide/settings-general.adoc +++ b/doc/user_guide/settings-general.adoc @@ -10,5 +10,6 @@ Meanings of remaining options on the *General* tab should be self-explanatory after you have made some QSOs using _WSJT-X_. You may return to set these options to your preferences later. -IMPORTANT: If you are using a callsign with an add-on prefix or suffix, -be sure to read the section <>. +IMPORTANT: If you are using a callsign with an add-on prefix or +suffix, or wish to work a station using such a call, be sure to read +the section <>. diff --git a/doc/user_guide/vhf-and-up.adoc b/doc/user_guide/vhf-and-up.adoc index 3be5bc312..391ab0fce 100644 --- a/doc/user_guide/vhf-and-up.adoc +++ b/doc/user_guide/vhf-and-up.adoc @@ -1,38 +1,59 @@ +=== VHF Setup + V1.6.0 is the first _WSJT-X_ version to include features specifically -designed for use on VHF and higher bands. These features include JT4, -a mode particularly useful for EME on the microwave bands; Echo mode, +designed for use on VHF and higher bands. These features include *JT4*, +a mode particularly useful for EME on the microwave bands; *Echo* mode, for detecting and measuring your own lunar echoes; and automatic -Doppler tracking for the EME path. Note that sub-modes JT65B and +*Doppler tracking* for the EME path. (Note that sub-modes JT65B and JT65C are present in v1.6.0, but are not yet fully implemented for EME -purposes. +purposes.) - Check the box labeled _Enable VHF/UHF/Microwave features_ on the -*Settings | General* tab to activate the VHF-and-up features. You -will probably want to check also the boxes _Decode at t = 52 s_ and -_Allow Tx frequency changes while transmitting_ to allow for the EME -path delay and permit Doppler tracking while transmitting. In -appropriate modes the main window will reconfigure itself to include -controls supporting the additional features. +*Settings | General* tab to activate the VHF-and-up features. -image::images/VHF_controls.png[align="center",alt="VHF Controls"] +- If you will be doing EME, check the box _Decode at t = 52 s_ +to allow for the EME path delay. + +- If you will use automatic Doppler tracking, check the box +_Allow Tx frequency changes while transmitting_. Also select +_Split Operation_ (either _Rig_ or _Fake It_: you might need +to experiment with both) on the *Radio* tab. IMPORTANT: Not all transceivers permit computer adjustments of Tx frequency while transmitting. Among those that do are the IC735, IC756 Pro II, IC910-H, FT-847, TS-2000 (with Rev 9 firmware upgrade), Flex 1500 and 5000, HPSDR, Anan-10, Anan-100, and KX3. +- When operating in appropriate modes the main window will reconfigure +itself to include controls supporting the additional features. For +example, in JT4 mode the central part of the main window will look +something like this: + +image::images/VHF_controls.png[align="center",alt="VHF Controls"] + - On the *View* menu, select *Astronomical data* to display a window with important information for tracking the Moon and performing automatic Doppler control. image::images/Astronomical_data.png[align="center",alt="Astronomical data"] -- Note that two types of Doppler control are provided. Use _Full -Doppler to DX Grid_ if you know your QSO partner's locator and he/she -is not using Doppler control. Use _Constant frequency on Moon_ to -correct only for your own (one-way) Doppler shift. For any other -station that does the same thing, you will then have full Doppler -correction. +IMPORTANT: Note that two different types of Doppler control are provided. + +- Select _Full Doppler to DX Grid_ if you know your QSO partner's locator +and he/she is not using Doppler control. + +- Select _Constant frequency on Moon_ to correct for your own (one-way) +Doppler shift to or from the Moon. If your QSO partner does the same +thing, both stations will have the required Doppler compensation. +Better still, anyone else using this option will hear both of you +without the need for manual frequency changes. The hypothetical ``man +in the moon'' will copy all of you on the selected nominal frequency: +in the example depicted above, this is 100 kHz above the stated band +edge, e.g., 10368.100 MHz for the 10 GHz band. + +- Spinner controls at top right of the Astronomical Data window let you +set a working frequency above the nominal band edge. The frequency above +band edge is the sum of these two controls (kHz + Hz). === EME with JT4 @@ -43,5 +64,27 @@ Higher spacings are used on the higher microwave bands, to allow for larger Doppler spreads. For example, JT4F is generally used for EME on the 10 GHz band. -- If you are using a transverter, set the appropriate offset on the -*Settings | Frequencies* tab. +- If using a transverter, set the appropriate offset on the +*Settings | Frequencies* tab. Offset is defined as (desired +transceiver dial reading) minus (desired on-the-air frequencty). For +example, for a 144 MHz radio and 10368 MHz, +offset = (144 - 10368) = -10224.000. Right-click anywhere inside the +_Station Information_ box, select the desired band, and enter the +offset number. + +image::images/Add_station_info.png[align="center",alt="Station information"] + +- The JT4 decoder in _WSJT-X_ includes optional facilities for +averaging over successive trandmissions and correlation decoding. Select +your desired decoding depth from the *Decode* menu. + +image::images/decoding_depth.png[align="center",alt="Decoding Depth"] + +- By convention, EME with JT4 can use ``short form'' messages. To +activate automatic generation of these messages, check the box labeled +_Sh_ on the main window. + +IMPORTANT: Many additional details and hints for JT4 EME operation +are available here: +http://physics.princeton.edu/pulsar/K1JT/WSJT-X_for_JT4_v6.pdf +(thanks to G3WDG!).