audio filter

43TR299 Geoff - Small station in northern Australia running Quad antenna, info and audio files

DXWatch  ^pop Priority listing - Cluster spot filter service and webcluster, receive your filtered spots via email or icq.

SMØPSO - Include some interesting shortwave radio audio files, recorded BC stations, and a large colletion of SWL QSL cards

Ham Radio Audio Stream - Ham Radio FM repeater audio stream live from Germany

Gold Line - Manufacturer of professional audio test and analysis equipment and of cb, marine and amateur radio accessory equipment.

DCI Digital Communications - Band pass filters, for radio frequency interference problems.

EZMaster by HamRadioSolutions - EZMASTER the all mode all in one interface. USB/Parallel/Serial Device. Include 75 sec Digital Voice Keyer, K1EL Winkey CW Keyer, SO2R switching, two radio interface, two RTTY audio insulated ports, two flexible Antenna Switch control. Ideal for Contesting, SO1R, SO2R, field day and daily activity. Compatibile with all software on the market : CT, CTWIN, TR, NA, WriteLog, N1MM, WinTest, MMTTY, MIXW and more .

ON4AOI Automatic Band Decoder - Automaticaly select the correct antenna and bandpass filter, by ON4AOI

Ameco - Text books relating to amateur radio (HAM radio), highpass and lowpass power filters, transmitter test loads (dummy loads), study tapes and disks to learn morse code, transceiver preamplifiers, antenna signal boosters.

Idiom Press - CW keyers, Logikey, and antenna rotator controll like rotor-ez, and active audio low pass filters.

New Sensor Corporation - Distributor of Sovtek, other current production vacuum tubes, and NOS tubes. Distributor of electronic parts for audio and musical instrument amplifiers. Manufacturer/ Distributor of Electro-harmonix effects.

Ham Radio Audio and Resources - EchoLink and IRLP Internet Radio Linking Project Node's, Hurricane Watch Audio Feed's and Info, Live Scanner/Other Feed's from the USA, Local Ham Frequencies, Online Receiver's, Shoutcast Live Audio Feed's from the USA, Southern California Frequencies and more

CW Command Post - Replace four separate accessories keyer, keyermemory, audio filter, and audio amplifier-- with one box containing allfour and providing for multiple inputs and outputs. N1FN CW CommandPost A not very original CW operating accessory "put together" by N1FN

Eufaula police scanner - Live Streaming Scanner Feed for Eufaula, Alabama's Police & Fire Depts. and the Barbour Co. Sheriff Dept.

Vacuum Tubes Radio - Vacuum Tubes and Radio Tubes Our specialty. We carry over 5,000 radio and vacuum tubes in stock every day and we ship world wide. Tubes for industry, music, ham radio, the audiophile.

N9TEW tubes - N9TEW is supplier of vacuum tubes for ham,audio & antique radio purposes.

Electron Tubes and Vacuum Tubes for Industry - Electron tube and vacuum tube stock-list with prices 4. Audio, broadcast and industrial tubes, triodes, tetrodes, thyratrons, ignitrons, vidicons and CRT's, microwave devices, nixies and receiving types + Bird RF devices and test equipment. Quality tubes at reasonable prices with many hard to find items available

Radio Korea - RKI (Radio Korea International), an international broadcast service. Information and connection to live Real Audio broadcasts. RKi brings 10 languages news and Korean songs

Radio Canada International - The radio voice of Canada broadcasts daily programs in French, English, Spanish, Arabic, Chinese, Russian and Ukrainian, on shortwaves, satellite and via RealAudio.

Islamic Republic of Iran Broadcasting - Broadcasts national and international programs locally and to all world regions in over 30 languages on mediumwave FM, TV, RealAudio/TV and on shortwave.

IPAR International Public Access Radio - International Public Access Radio via IRRS Shortwave and Internet Radio NEXUS via MP3 streaming audio

Deutsche Welle - Germany's International Broadcasting Station with links to numerous pages in multiple languages containing program schedules, and live audio feeds.

Radio Australia ABC - Online in RealAudio and Windows Media formats, with multiple language shortwave schedules, and instructions for receiving Australian satellite radio and TV (AusTV).

Total Recorder - Captures any audio from the Internet, records audio from CD, microphone, line-in, converts any sound formats to WAVE and MP3. Total Recorder records streaming audio, Mic input, Line-in input as well as CDs and DVDs, allows users to schedule any number of future recordings

Rig to Soundcard Interface by M0UKD - Practival project that contains two isolation transformers, one for AF from the tranciever to the line in on a soundcard, and one from the audio out of the soundcard back to the mic / data input of the radio. Both of which are variable inside the interface via two preset resistors.