See icom ic703 driver bias adjustment for more information. This manual contains important safety and operating instructions for the ic 703. Ic703 plus hf50mhz all mode transceiver icom america. The connector used to mate with the data port of the ft 817 is a 6 pin minidin with solder cup contacts, mouser part number. Getting started with digital sound card modes with the. The radio tuner allows me to broadcast anywhere and i make connections with 8 watts that are incredible. Icom 703 70671870007100 transceiver rfi kit 5 noise reduction filters. Icom ic703 ic 703 ic703 programming interface schematics for icom. The ft757gx does not send anything to the computer and the radio mode can not be set by the program so the radio control functionality will be limited.
Ic 703 60metre transmit mod, plus full transmit hf6 metre. About yaesu ft817 vs icom ic703 the resource is currently listed in in 2 categories. I suspect that in most cases, that would be a better solution than buying an amp. Discussion in ham equipment started by thestonerguy, nov 9. Yaesu broke new ground with the introduction of the ft817. This is not a copy of the circuit description in the ft817s manual. Usa version plus the 6 m, 2 m, and 70 cm bands, the ft 817nd. Ic703 plus hf50mhz all mode transceiver features icom. I pretty much agree with everything that k0rgr said. A portal that hams think of as the first place to go for information, to exchange ideas, and be part of whats happening with ham radio on the internet. Icom ic703 instruction manual pdf adjusments procedures manual with schematics for icom ic703 ic 703 ic703. This is a portable hfvhfuhf transceiver featuring sdr technology, internal battery, gps, bluetooth and dstar.
The yeasu mod described in their pdf opens more bands for tx but not all bands on the ft817. Car floor mount for icom ic703 ic706 ic7000 ic2730a ic2730e head 4. Ideal shortform guide for settingup and operating this amazing qrp hf rig. View and download icom ic703 plus operation manual online. Rig control cable the rig control cable connects the interface to the ft 817 data 6 pin minidin connector. The driver bias out of specification is very common on the first production units and may be the cause of the reported driver fet failures. Providing coverage of the 16010 meter bands plus the 6 m, 2 m, and 70 cm bands, the ft817 includes operation on the ssb, cw, am. Does not apply to the ft817nd there are some free programs available that work to open up the transmit range of the ft817. Controls on the dissemination of intelligence information. Whether hiking in the mountains or taking a leisurely stroll through the park, the ic 703 is the real deal hf qrp rig. Icom ic705 hfvhfuhf portable sdr transceiver full details. About yaesu ft 817 vs icom ic 703 the resource is currently listed in in 2 categories. When using the optional bp228 battery pack, the ic703 automatically switches into low current mode, thus allowing operation time of up to 7 hours.
Dec 20, 20 yaesu ft 817 vs icom ic 7100 qrm r5cx hamradio. Providing coverage of the 16010 meter bands plus the 6 m, 2 m, and 70 cm bands, the ft 817 includes operation on the ssb, cw, am. A cat 5 jumper cable, cut in half is used to build this cable. It is a kil1er especiallywhenmobilingandit is ideal for determining resonant frequency and 2. Ft 857 service manual is here mb ft 897 serivce manual is here 12mb ft mp mark v. Builtin is an automatic antenna tuner and dsp, plus. Icom is an outstanding, comprehensive radio manufacturer that produces radio communication equipment of all genres, from amateur radios to terrestrial, marine and avionics radios, as well as lte, wlan and satellite radios. The two transceivers compared are both owned by myself, the ft817 from new some years ago and the ic703 relatively recently second hand this year from.
Pdf service manual with schematics for yaesu ft817 ft 817 ft817. The main category is yaesu ft 817 resources that is about yaesu ft 817 resources. Usa version plus the 6 m, 2 m, and 70 cm bands, the ft817nd includes operation on the ssb, cw, am, fm, and digital modes, yielding the most com. Ft 891 operating manual 3 introduction the ft 891 is a rugged, innovative multiband, multimode mobileportable transceiver for the amateur radio mfhf50 mhz bands.
Acom 1500 hf 6 meter linear amplifiers 1500 for sale. Ft 817 service manual is here 20mb ft 847 service manual is here 5mb and here 15mb ft 847 user manual, schematics are here 9mb ft 847 block diagram in higher quality is here 1mb more information about ft847 are here. Hf amplifier for yaseu ft817 icom ic703 elecraft kx3 qrp. Pdf documents originally found on the fcc web site into bitmap.
I was kinda leaning towards keeping the 817 just because of the builtin batteries and vhfuhf abilities and ive had good luck with my 897d. This amplifier can be successfully used with other qrp rigs such as the icom ic703and elecraft kx3. Yaesu ft817nd 5w hf 6m 2m 70cm portable qrp amateur. These images have also been cropped without removing any information to reduce their bitmap size. The main category is yaesu ft817 resources that is about yaesu ft817 resources. Protection of classified national intelligence, including. The icom ic 703 plus allmode transceiver delivers efficient qrp operation on hf 16010 meters and 6 meters. The ic 703 also supports true qrp operation with enhancements of features and. To build the largest and most complete amateur radio community site on the internet. Technical documentation of some transcievers from yaesu. Extreme caution should be observed when operating this. Id1 id800 t90a icr3 and soon ic910h the ic703 is a bust is supposed to be based on the 706 mkiig.
Click here to write a new message or comment for ic703 note that the message is not related to any article click here to see the article list for ic703. Hf vhf amateur transceiver users manual details for fcc id afjic703 made by icom incorporated. A comparison of the yaesu ft817 and the icom ic703 by malcolm smith g0dpt the two transceivers compared are both owned by myself, the ft817 from new some years ago and the ic703 relatively recently second hand this year from the original owner who realised he wanted an ic7000 and sold it to me with only a few hours use as new. View and download icom ic703 instruction manual online. Im trying to decide between the icom ic 703 and yaesu ft 817 for a portable qrp rig. Whether your preferred operating mode is ssb, cw, am, fm, packet, or ssbbased digital modes like psk31, the ft817 is ready to join you on your next hiking, camping, or searchandrescue. A comparison of the yaesu ft817 and the icom ic703 lefars. Can be used both as a base and mobileunit,extremely small compact and lightweight, full integration with the ft817 using the supplied interface cable. Zowaysoon 45w hf power amplifier for qrp radio ft817 ic703 kx3 enhancing transmission power.
This link is listed in our web site directory since tuesday dec 2016, and till today yaesu ft817 vs icom ic703 has been followed for a total of 406 times. Danger never connect the transceiver to an ac outlet or to a dc power supply that uses more than 16 v. Here you will find instruction manuals, service manuals, user guides schematic, brochures etc. While the first generation had some severe flaws like a temperaturesensitive driver bias, these are. But i do understand the draw of having an ft 817 and the amp as well. Ft 817nd operating manual 1 the ft 817nd is a compact, innovative multiband, multimode portable transceiver for the amateur radio mfhfvhfuhf bands. Service manuals, schematics, eproms for electrical technicians. Yaesu ft817 ft 817 ft817 user and service manual, modifications amateurfunk. The radio achieves 5w output on it although operation time is relatively limited but can output 10w and recharge internal battery on an external. I would probably get the optional narrow cw filter, which is available for each. Apr 23, 2020 pdf user manual for icom ic703 ic 703 ic703.
Do you have any tricks, modifications or constructions for homebrewed equipment that are not on mods. This link is listed in our web site directory since tuesday dec 2016, and till today yaesu ft 817 vs icom ic 703 has been followed for a total of 406 times. When using the optional bp228 battery pack, the ic 703 automatically switches into low current mode, thus allowing operation time of up to 7 hours. Whether hiking in the mountains or taking a leisurely stroll through the park, the ic703 is the real deal hf qrp rig. I wanted all the ham and cb bands to be open to tx so i did the xxxx00000 mod. Do notexpose the transceiver to rain, snow or any liquids. For me it is a wonderful radio i love her as much as i love my yaesu ft 817. It is more portable than the 703, but it will come down to what you think in the end. The ic703 was manufactured by icom from 2003 to 2010. The ft 817 is a compact, innovative multiband, multimode portable transceiver for the amateur radio mfhfvhfuhf bands. This service manual describes the latest service information for the ic703hf50mhz all mode transceiver. The icom ic703 plus allmode transceiver delivers efficient qrp operation on hf 16010 meters and 6 meters. Hf power amplifier, for qrp transceiver, improve signal.
The atas25 is a manuallytuned portable antenna system ideal for the ft 817, ft 897, and ft 857 transceivers. Using the ic703 whether used on a casual or continu ousbasis,the ic703 is a mostdelight ful little rig to operate. Thank we understand that you have a choice of many different radios in the market place. The ic 703 was manufactured by icom from 2003 to 2010. I tested this on the radio to confirm that widebanding does work. To open downloaded files you need acrobat reader or similar pdf reader program. Usa version plus the 6 m, 2 m, and 70 cm bands, the ft 817nd includes operation on the ssb, cw, am, fm, and digital modes, yielding the most com. Document includes user manual ic703 instruction manualengli. The settings are specific to the rear panel data port most often used by audio interfaces like the signalink or zlp miniprosc. Icom ic703 ic 703 ic703 user and service manual, modifications. Aug 30, 2019 the icom ic 705 is powered by the same bp272 liion 7. Ic703 hf vhf amateur transceiver user manual ic703. This amplifier can be successfully used with other qrp rigs such as the icom ic 703and elecraft kx3. Minipa50 hf power amplifier for yaseu ft817 icom ic703.
Hf power amplifier for yaseu ft817 icom ic703 elecraft kx3 qrp ham radio minipa50 description. It is a compact transceiver for highfrequency shortwave amateur radio with up to 10 w output power. A comparison of the yaesu ft 817 and the icom ic 703 by malcolm smith g0dpt the two transceivers compared are both owned by myself, the ft 817 from new some years ago and the ic 703 relatively recently second hand this year from the original owner who realised he wanted an ic 7000 and sold it to me with only a few hours use as new. The ft817 is a compact, innovative multiband, multimode portable transceiver for the amateur radio mfhfvhfuhf bands. Ft817nd operating manual 1 the ft817nd is a compact, innovative multiband, multimode portable transceiver for the amateur radio mfhfvhfuhf bands. Icom ic706 icom ic 706 ic706 driver bias adjustment. If you prefer to be anonymous write it in the message. Twelve highquality laminated pages, loaded with detailed instructions. Instruction manual downloaded by amateur radio directory.
Many icom ic703 radios have left the factory with the driver bias adjustment set excessively high. After doing the yaesu mod the following ranges would be open for transmit. The flow of this document may have been suggested by portions of the description in the service manual, but it is hopefully presented in more detail that the original document. Providing coverage of the 16010 meter bands include the 60 m band. Ic705 has just been unveiled by icom at the tokyo ham fair. Dont sacrifice big rig features just because you want to operate qrp. Icom ic703 ic 703 ic703 driver bias adjustment icom ic703 ic 703 ic703 60metre transmit mod. Providing coverage of the 160 6 meter bands, the ft 891 includes operation on the ssb, cw, am and fm modes, yielding the most. Providing up to five watts of power output, the ft817 is designed for operation on the 16010 meter hf bands, plus the 6 meter, 2 meter, and 70 cm bands. We want to take a couple of moments of your time to thank you for mak. Hello operators in this video we go through the settings used for digital modes on the yaesu ft817nd. Builtin is an automatic antenna tuner and dsp, plus theres a newly designed pa circuit to provide a clean 5w signal with only 9.
Im trying to decide between the icom ic703 and yaesu ft817 for a portable qrp rig. This amplifier can be successfully used with other qrp rigs such as the icom ic 703 and elecraft kx3. Capable of operating on the amateur bands between 7 mhz and 450 mhz, the atas25 is designed for mounting on a standard 14 camera tripod stud tripod not supplied, and includes an innovative finetuning system allowing precise swr. This may have caused many of the driver transistor failures in this radio.
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