dB: What is a decibel?
- Decibels: dB, dBA, dBC, dBV, dBm and dBi? What are they all? How are they related to loudness, to phons and to sones? This page describes and compares them all and gives sound file examples.
VU2UKR HAM Radio Station
- HAM Radio India Yagi Beam CW QRP SSB QUAD DX circuits sound card Transceiver Morse HF VHF Antenna Satellites Amateur Club Station Operators Licence Exam ASOC Guide Digital Mode Equipment Transmitter Experiments Project schematics Beacon dx HAMSAT VUSAT Satellite Emergency communication Information Homebrew QRP Kits
W1AW Code Practice Files
- W1AW code practice transmissions for the dates and speeds indicated. The files are in MP3 format
LCWO Learn CW Onlineupdated
- At LCWO you can learn Morse telegraphy (CW) online in your browser, use Koch Method, compare your results with others, speed practice and more
A Two-Way Morse Practice Set
- The system consists of a pair of Morse practice oscillators connected by a piece of two-conductor cable. Pressing the key on one unit produces a sound in both units by Peter Parker VK3YE -
HamMorse for iPhone
- Ham Morse allows you to practice morse code on your iPhone or iPod Touch. It is designed particularly for Ham radio operators and others who wish to achieve or maintain a high level of proficiency in this classic mode of communication.
NZART Morse Tester
- Learn morse code with NZART Morse tester. Is a shareware run under windows Windows 95/98 and above, small size and easy to use by ZL1AN
PC CW Keyer
- CWQSO allows you to practice sending and receiving CW in a real QSO!