heil sound

Sound Bits - Amateur radio sound recordings by G3NPF

Digital Radio Modes - Sounds  ^updated - Sounds of the hf digital radio modes

AE9RB - Peaberry SDR - The Peaberry SDR is the first and only do-it-yourself transceiver that doesn't require adding sound cards to your computer.

Ham Radio Digital Modes Information - WB8NUT digital modes information page with various digital modes description and sound samples

Data Communications - Digital Modes - Summary of digital modes, description of several operating modes, with sound samples by Highfields ARC

Digital Modes - Getting Started in PC Soundcard Digital Radio, basics of amateur radio digital modes

Western Washington Amateur Television Society - The Western Washington Amateur Television Society (WWATS) is a group of amateur radio operators in the Puget Sound area with a common interest in amateur television

A PC as VLF receiver - Using a PC with soundcard as a VLF receiver, how to use your PC as a receiver for narrow-band signals in the VLF radio spectrum by DL4YHF

G4ILO : Baofeng in my shirt pocket - UV-3R Review at G4ILO Blog with long textual review, pictures and some sound files

Waavebox - MacOSX real-time precision signal / waveform generator. Uses native Mac sound Out capabilities.

Soundcard Oscilloscope - PC based Soundcard Oscilloscope software that receives its data from the Soundcard with 44.1kHz and 16 Bit resolution.

OscarDelta IP Over AX.25 - This is a packet radio software developed for amateur radio operators to provide IP communications. You can chat, send/receive e-mail, surf the web and so on via radio depending on your bandwidth. You don't need a TNC. You might have all of TNC features via SoundCard using SoundModem.

SDR-RADIO.com - SDR-RADIO.com is a Windows console for SDR receivers and transceivers. Designed for the commercial, amateur radio and short-wave listener communities, the console provides a powerful interface for all SDR users. Many SDR owners have made their radios available over the internet. Just look at the Web Servers page for a list of the radios you can use. You do not need a licence to use this sodftware with RFSPACE, FUNcube Dongles, Soundcard (SoftRock) and low-end SDRs.

Yaesu DSP Settings and Pin Connections - Yaesu DSP audio settings for Heil Sound headphones

Elecraft DSP audio settings - DSP Settings and Mic Connections for Elecraft K3

Icom DSP Settings and Pin Connections - ICOM audio DSP settings and pin connections for heil sound headphones

Kenwood DSP Settings and pin connections - Kenwood radios audio DSP settings for Heil Sound headphones

The In's and Out's of a Sound Card - October 2003 QST article on working digital mondes with sound card interfaces

A Switchbox for Soundcard Digital Modes - A homebrewed switchbox prooject Don Wilhelm W3FPR

PSK31 interface schematic for Yaesu RTX - Yaesu FT-1000MP, FT-990 and FT-920 packet data port to pc sound card for psk 31 interface.

PSK31 interface - A simple PSK31/digital interface which can connect your transceiver to a PC soundcard for digital modes.

Signalink USB Interface - Setup notes - Hints and Tips in using the Tigertronics SignalinkUSB External USB Sound Card and Interface

Sound Card Interface with Tone Keyer - An improved version of the audio interface commonly used to connect a computer soundcard to a transceiver\'s receive and transmit audio circuits

Oscilloscope for the Blind - The vOICe Learning Edition can be used in combination with a regular oscilloscope, allowing blind users to hear any oscilloscope trace.

Simple RF Measurement Probe - This probe is useful for any low level RF work, and simply connects to your multimeter.