tone encoder

Pipo Communications - The highest-quality and most reliable Dual-Tone Multi frequency encoders.

Morse Tone Encoder - Generates Morse tones using the Soundcard. A neat tool for sending out short sequences of Morse tones.

DTMF encoder - Generates dial tones using the Soundcard. A neat tool for sending out short sequences of DTMF tones.

CTCSS DTMF Tone Decoder and Encoder - CTCSS Decoder and Encoder, DTMF Decoder projects by OE3MZC

Improved PL Tone encoder - N1HFX project to improve PL tone encoder providing a more stable frequency

An Inexpensive PL Tone Encoder - If your local repeater has got you singing the PL tone blues, then read on. For less than $10, an inexpensive PL tone generator can be constructed that will bring new life into that old non-PL rig.