Home : Technical Reference : Sound Card Radio Interfacing
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- Plug this new MFJ-1275 sound card interface between your transceiver and computer and enjoy operating all digital modes. Everything you need is included - software, audio cables and power supply. The MFJ-1275 provides fully automatic operation with audio and push-to-talk control.
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- Sound card interfacing
PC sound card interfacing for RTTY SSTV PSK31, collection of interface connections to choose from when having a desire to use the Soundboard - Icom Yaesu and Kenwood CAT interfaces
Here you can find a a selections of CAT interfaces for ICOM Yaesu Kenwood. - PSK-31 Interface for the FT-817
Build a PSK-31 PC interface for the yaesu FT-817 - Rtty interface (FSK/AFSK) with sound cards
'How to remove the so called 'ground loop' and the reentry in the RTTY broadcast and make radio and PC happily coexist' - Yaesu FT857 897 Interface
FT857 and FT897 Interface PCB and schematic - FT-1000MP interface
YAESU FT-1000/MP/MARK V (filed) interface, this one of numerous RTX sound blaster interfaces you can find on the internet, but this one include:FSK KEYING to use with the RTTY port, DVS-2 to use the interface in AFSK mode, this include all digital modes + voice keyer, CW KEYING - Remote interface for Kenwood transceivers
Cat interface for Kenwood transceivers, tested with TS-850 and kenwood TS-50 but should work with all Kenwood rtx - CAT & audio interface
Schematics and plans to build a custom CAT and audio pc interface - FT-897 Cat interface
HamRadioHomebrew Cat Interface for Yaesu FT-897 by PE1OPM - SoundCard Packet TNC PC to Radio Interface
Computer sound card packet tnc to radio interface. david stansbury kb3kai home-brew version of this soundcard to rig adapter - FT-817 AFSK Cable
Pc sound card interface for PSK31 MFSK Baudot for the yaesu FT-817 - FT8x7 OptoCAT
The safe RS232 CAT interface and PA buffer for Yaesu FT-817, FT-857, FT897 and FT-100 rigs - 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. - G4AXX Voice keyer Interface
This voice-keyer-interface connects between a Yaesu FT1000MP and a PC's sound card & COM port. It can be used as a voice-keyer with Contest Voice Blaster and as a voice-keyer and CW-keyer with Writelog. - Sound Card Interface by VK6YSF
Presented here is a transceiver to computer sound card interface complete with automated transmit key function. A sound card interface is simply the audio coupling of a computer soundcard and a transceiver to allow various computer applications that send and receive SSTV, RTTY, PSK31 and other similar modes based on soundcard generated signals. - Bluetooth CAT Interface for Yaesu FT 857 817 897
Schematics and purchasing information for the Yaesu FT - 8x7 DIY Bluetooth CAT micro miniature interface done by YO3GGX
- A Cable Construction Trick- If you have several TNC and radios this trick can be usefull for you
- A Switchbox for Soundcard Digital Modes- A homebrewed switchbox prooject Don Wilhelm W3FPR[ Hits: 1072 | Votes: 0 | Rating: 0 ]
- Amplifier keying buffer- Amplifier keying buffer for ICOM radios & others. Suitable for IC-746 IC-756 PRO and PROII. ACC1 key interface by KK5DR
- Apple MacBook interface for digital modes - How to make a custom Line In connector for apple macbook or iMac to connect your amatur radio transceiver. A simple modification of a standard USB audio interface can work.[ Hits: 97 | Votes: 0 | Rating: 0 ]
- APRSdroid to a Baofeng Cable - Cable for connecting APRSdroid to a Baofeng UV-82 Radio (APRS via RF)
- Bluetooth CAT Interface for Yaesu FT 857 817 897- Schematics and purchasing information for the Yaesu FT - 8x7 DIY Bluetooth CAT micro miniature interface done by YO3GGX[ Hits: 2632 | Votes: 12 | Rating: 2.58 ]
- Bluetooth Radio Interface- How to build a Bluetooth Radio Interface for Yaesu CAT standard or Icom CI-V system
- CAT & audio interface- Schematics and plans to build a custom CAT and audio pc interface[ Hits: 5423 | Votes: 2 | Rating: 5.5 ]
- CAT Interface project- CAT & audio interface version 3 by pa5ca
- Connect you MacOS to CAT Serial Port - How to connect an Apple MacOS to a USB Radio transceiver. Get a Mac driver for ICOM IC-7100, IC-7200, IC-7300, IC-7600, IC-7610, IC-7850, IC-9100, PCR2500, Kenwood TS-890S, TS-990S, TS-590S, Elecraft KX3, K3S, Yaesu FTdx3000, FT-891, FT-991 or Ten-Tec Eagle USB direct connect built in USB/Serial adapter.[ Hits: 119 | Votes: 0 | Rating: 0 ]
- DB37 FT-2000 Cable- Yaesu FT-2000 FT-2000D Cable connections
- DB37 FT-450 Cable- Schematic for Data, power, CAT, Key and Mic connection interface cable[ Hits: 1958 | Votes: 1 | Rating: 6 ]
- Digital VOX Sound Card Interface- This interface is intended to be used with all the popular digital modes like PSK31, RTTY, Olivia, etc., which modulate a continuous carrier.
- DIY Interface for SSTV PSK RTTY Android Apps- A homemade interface for any android device, allow to receive and trasmitt SSTV PSK RTTY from an android tablet based on the DD7LP original project include demo of a sample DIY kit.[ Hits: 219 | Votes: 0 | Rating: 0 ]
- Dual Radio Computer Interface- Schematic of a simple interface to connect a pc to a FT-1000 Mk5 Field and FT-817 transceivers.
- FT-1000MP interface- YAESU FT-1000/MP/MARK V (filed) interface, this one of numerous RTX sound blaster interfaces you can find on the internet, but this one include:FSK KEYING to use with the RTTY port, DVS-2 to use the interface in AFSK mode, this include all digital modes + voice keyer, CW KEYING[ Hits: 6685 | Votes: 1 | Rating: 10 ]
- FT-817 AFSK Cable- Pc sound card interface for PSK31 MFSK Baudot for the yaesu FT-817
- FT-897 Cat interface- HamRadioHomebrew Cat Interface for Yaesu FT-897 by PE1OPM[ Hits: 5090 | Votes: 5 | Rating: 4.6 ]
- FT1000MP to Sound Blaster- Yaesu FT 1000 MP to sound blaster card interface by Mark Marsden G4AXX
- FT8x7 OptoCAT- The safe RS232 CAT interface and PA buffer for Yaesu FT-817, FT-857, FT897 and FT-100 rigs[ Hits: 4224 | Votes: 0 | Rating: 0 ]
- G4AXX Voice keyer Interface- This voice-keyer-interface connects between a Yaesu FT1000MP and a PC's sound card & COM port. It can be used as a voice-keyer with Contest Voice Blaster and as a voice-keyer and CW-keyer with Writelog.
- Homebrew Digimode Interface- A full galvanic isolation interface for digital modes tested with FT-847[ Hits: 892 | Votes: 0 | Rating: 0 ]
- Homemade Yaesu interfaces- A collection of DIY interfaces for Yaesu transceivers, including CW, FSK, RTTY in german by DC9ZP
- IC-7600 How-to Conntect to PC- Using USB audio of the Icom IC-7600 to connect a computer with fldigi and flrig. IC-7600 settings, software settings and configuration tips.[ Hits: 403 | Votes: 1 | Rating: 1 ]
- IC706MKIIG Interface- Interfacing the IC706MKIIG for Soundcard & TNC modes
- Icom ACC1 interface- Need to interface both a TNC and the computer soundcard? This is a ICOM 756PRO ACC1 audio/keying/FSK interface by WA0SXV[ Hits: 1388 | Votes: 2 | Rating: 1 ]
- ICOM CI-V Interface schematic- G3VFP schematic for the ICOM CI-V interface with PTT and CW Keying
- ICOM IC-746 PRO Interface- If you want to interface the IC-746 Pro or any other Icom rig with a computer for rig control, an outboard CI-V CAT device is required.[ Hits: 1963 | Votes: 2 | Rating: 1 ]
- ICOM SoundBlaster Interface- Interfacing ICOM radios with PC soundcard by W8WWV
- ICOM Soundcard Interface- IC820H or other Icom Radios Soundcard interface for VHF EME use by DF9CY[ Hits: 1368 | Votes: 0 | Rating: 0 ]
- Icom Yaesu and Kenwood CAT interfaces- Here you can find a a selections of CAT interfaces for ICOM Yaesu Kenwood.
- Interface for MS_DSP- Minimal interface circuits for receiver and transmitter audio, also for PSK31[ Hits: 1516 | Votes: 2 | Rating: 5.5 ]
- Interface for TM255 and TM455- PTT and souncard interface for the kenwood TM255 and TM455
- Interfacing HAM radio- An article about interfacing amateur radio devices, usually transceivers to computers. It is a general article that cover common interface models using USB or RS232 for popular ham radio brands like Yaesu Icom and Kenwood[ Hits: 485 | Votes: 1 | Rating: 10 ]
- Interfacing to PC soundcards- General electronic topics on interfacing to PC soundcards by epanorama.net
- Isolated PTT and CW Key interface- Simple soundcard interface that can satisfy several requirements like totally isolated AF interface, Totally isolated PTT and CW Key interface, Extend Accessory connector to interface to allow easy connection of TNC and provide a solid PTT or SEND connection[ Hits: 85 | Votes: 0 | Rating: 0 ]
- K2 digital interface- WG4S Fat Wire Digital Interface for the Elecraft K2
- K2 OptoCAT- The safe RS232 CAT interface and PA buffer for Elecraft K2[ Hits: 947 | Votes: 0 | Rating: 0 ]
- Kenwood to pc serial ports- Simple, low cost interface between Kenwood serial ports and contest logging programs by Bob Wolbert, K6XX
- Kenwood-to-PC Serial Interface- A circuit that connects an IBM compatible personal computer, running TR Log or CT (etc.) contest logging software, and Kenwood transceivers equipped with serial control ports. CW keying is also provided in this RFI filtered interface unit.[ Hits: 2108 | Votes: 3 | Rating: 4 ]
- Multimode Interface- A multi-mode PC to radio interface for PSK, CW, Packet and more digital modes.
- Opto Interface for Digital Modes- N2UZ interface first designed to be used with Kenwood TS-570SG, but also used with Yaesu FT-1000M[ Hits: 1176 | Votes: 0 | Rating: 0 ]
- Optocoupled Transceiver-PC Audio Isolator project- An optocoupled audio interface between PC and Transceiver for digital modes. The article includes full schematic of complete board and build instructions.
- PC to Rig Interfacing Information- Connecting the computer to your RTX for using ham radio software programs[ Hits: 430 | Votes: 0 | Rating: 0 ]
- PC to RTX interface- Interface with galvanic isolated audio and digital paths. For ICOM IC-706, IC-718, IC-746 and IC-756 HF transceivers, the next one suits modern KENWOOD HF RIGs and the third is a simple 'PSK-31' interface.
- PG-4S to TH-F6 / TH-G71 Adapter- Wiring schema for TH-F6A or TH-F7EConvert a PG-4S to TH-F6 F7 / TH-G71 AdapterThose who already have a PG-4S may want to consider going this route, rather than buying two cables.[ Hits: 1750 | Votes: 4 | Rating: 7.75 ]
- PSK-31 Interface for the FT-817- Build a PSK-31 PC interface for the yaesu FT-817
- PSK31 interface- A simple PSK31/digital interface which can connect your transceiver to a PC soundcard for digital modes.[ Hits: 795 | Votes: 0 | Rating: 0 ]
- 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.
- PTT and Sound Card Interface- PTT and soundcard interface schematic by ON6MU[ Hits: 1477 | Votes: 2 | Rating: 5.5 ]
- Radio Interfaces by W7IY- Article by W7IY on commercial pc to radio interfaces with products comparison and personal comments.
- Remote interface for Kenwood transceivers- Cat interface for Kenwood transceivers, tested with TS-850 and kenwood TS-50 but should work with all Kenwood rtx[ Hits: 6243 | Votes: 4 | Rating: 6 ]
- Rig - Computer CW Interface- Make your own interface, two schematics for building an interface using the RTS line by N3UR
- 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.[ Hits: 715 | Votes: 1 | Rating: 2 ]
- Rtty interface (FSK/AFSK) with sound cards- 'How to remove the so called 'ground loop' and the reentry in the RTTY broadcast and make radio and PC happily coexist'
- RTTY PSK31 SSTV Sound Card Interfacing- Sound Card Interfacing for RTTY, PSK31, and SSTV[ Hits: 1135 | Votes: 0 | Rating: 0 ]
- RTTY/AFSK Interface for Android Phone or Tablet- Interface board was for connecting Yaesu FT-817ND transceiver to Android phone or tablet. The board was developed for experimenting with RTTY, SSTV and other digital modes using DroidRTTY, DroidSSTV and other software on an Android phone.
- Signalink Modification - Some modifications for the Tigertronics Signalink USB sound card radio interface[ Hits: 546 | Votes: 5 | Rating: 6.12 ]
- Signalink USB and Yaesu FT-857D- This webpage describe how to set up the Signalink USB interface and Yaesu FT-857D for digital operations by NA4IT
- Signalink USB Interface - Setup notes- Hints and Tips in using the Tigertronics SignalinkUSBExternal USB Sound Card and Interface[ Hits: 496 | Votes: 3 | Rating: 1.67 ]
- Signalink USB Mods- Modifications to the Tigertronics Signalink USB sound card
- Some Tips on Sound Card Interfacing to Your Rig- Article on PC to radio interfacing by Paul Umbdenstock, WA1VOA[ Hits: 2081 | Votes: 4 | Rating: 6.5 ]
- Sound Card interface- Interface to insulate the radio circuits from the computer by VK2GWK
- Sound Card Interface by VK6YSF- Presented here is a transceiver to computer sound card interface complete with automated transmit key function. A sound card interface is simply the audio coupling of a computer soundcard and a transceiver to allow various computer applications that send and receive SSTV, RTTY, PSK31 and other similar modes based on soundcard generated signals.[ Hits: 2974 | Votes: 2 | Rating: 8.5 ]
- 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
- Sound Card Interfacing- Homebrew your PC sound card to radio interface with this circuit obtained from the pages of Ernie Mills WM2U.[ Hits: 753 | Votes: 0 | Rating: 0 ]
- Sound card interfacing- PC sound card interfacing for RTTY SSTV PSK31, collection of interface connections to choose from when having a desire to use the Soundboard
- Sound Card Packet Interface- Setting up and testing a sound card packet radio interface by KD5ZUG[ Hits: 2179 | Votes: 5 | Rating: 7.8 ]
- Sound-Card Interface for the Yaesu FT-857D- A Simple Serial and Sound-Card Interface for the Yaesu FT-857D
- Soundcard Interfacing- The sudden explosion of new digital modes has taken the Amateur Radio world by storm. New modes such as PSK31 FT8 JT65 FSK441, ISCAT as well as established modes such as RTTY, SSTV, Hellschreiber and others have rocketed in popularity.In order to use these modes all that is required is a simple computer-to-radio interface which couples the computer soundcard to the radio[ Hits: 132 | Votes: 0 | Rating: 0 ]
- SoundCard Packet TNC PC to Radio Interface- Computer sound card packet tnc to radio interface. david stansbury kb3kai home-brew version of this soundcard to rig adapter
- The In's and Out's of a Sound Card- October 2003 QST article on working digital mondes with sound card interfaces[ Hits: 570 | Votes: 1 | Rating: 1 ]
- Transceiver to pc interface for echolink- with a hardware DTMF detector and galvanic isolationdesigned for SVXlink based Echolink gateway
- USB Sound card review- Using external usb sound card devices for amateur radio digital modes operations[ Hits: 439 | Votes: 0 | Rating: 0 ]
- USB to CAT (CI-V) adapter- Based on the FTDI's USB / serial IC FT-232BM. Tested with several Yaesu FT Serires models
- USB Warbler- This project describes how one USB port can provide all of the signals necessary to operate a transceiver in digital mode from a Windows XP laptop by KG4JJH[ Hits: 816 | Votes: 0 | Rating: 0 ]
- Using BlueCat Bluetooth Interface for Yaesu FT 8x7- With the bluecat interface it is possibile to connect a Yaesu FT 817 857 897 to a computer or a android smartphone without any cable or interface, using a bluetooth wireless connection
- Using the FT-857 mic Jack for CAT- Using the FT-857 Microphone Jack for Serial Control (CAT)[ Hits: 2627 | Votes: 3 | Rating: 8 ]
- VK2QW Sound Card Interfacing- Computer to transceiver sound card interfacing by VK2QW
- Yaesu FT-100 Data CAT connector- Yaesu FT-100 Data (CAT) MiniDIN 8-Pin Connector[ Hits: 1763 | Votes: 2 | Rating: 6 ]
- Yaesu FT857 897 Interface- FT857 and FT897 Interface PCB and schematic
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Technical Reference : SoundCard Interfacing
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