IZ2UUF Morse Koch CW

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NOTE: in some cases it has been reported that the old version had to be uninstalled completely and V2 reinstalled to avoid weird behavior.
NOTE: you can still install back the old version by accessing https://www.iz2uuf.net/cw/download.php
NOTE: please report any issue to cw@iz2uuf.net, thanks.

New V2 version:
- designed to train morse code reception on the go
- supports Koch method with G4FON, LCWO or custom character sets
- supports the Farnsworth spacing (high speed characters with longer space between them)
- the hard-letters settings allow increasing the frequency of the letters harder for the user to recognize
- the auto hard-letters feature automatically increases the frequency of the letters last added to the Koch exercise
- high precision timing of dots. dashes and space
- all timings (dot/dash ratio, spacing, etc.) can be user set
- optionally different sidetone frequency for dots and dashes
- works also with the phone screen off, so execises can be done with the device in the pocket
- when an incoming call is received, the exercise is automatically paused
- a voice can can read each word after the CW transmission, to allow mentally check the reception without even looking at the screen
- long (alpha, bravo, etc.) or short (A, B, C, ...) voice samples are available
- a QSO generator generates random "standard" QSO using a database of 1116 first names and 544 cities related to the 31 most popular countries, with 560 real rig names, antenna types, WX and so on
- can read text from a file or copied and pasted from any source
- can transmit words or sentences randomly taken from a file (for example a list of proverbs or aphorisms)
- callsign generator with optional prefix and suffix generation
- exercise verification can be done by reading the screen, by typing the answers or by listening to a voice that dictates it
- over 100 international characters supported, including cyrillic
- full support of prosigns
- exercises can be configured and saved for fast retrieval
- the initial "choose" screen allows quickly pick one of the predefined or custom exercises
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701 total

What's New

• Better sound without the annoying clicks (soft attack/release);
• Perfect synchronization sound/display, allowing text to be shown before or after a programmable time from the related CW sound;
• The possibility of listening sounds with fating, noise, interferences and other disturbing effects (not available yet);
• Start screen
• Text typeback
• Audio readback
• New readback voice
• Short voice
• New exercises (QSO, callsigns)
• Bug fixing

See https://www.iz2uuf.net/cw/whatsnew.php
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Additional Information

February 7, 2019
Current Version
Requires Android
4.1 and up
Content Rating
Offered By
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