Keith, wb2vuo, shows us how to build a heat sink for the rock mite final. The super rock mite was first introduced by small wonder labs in 2002, formerly known as the rock mite, and has swept the united states of america, with over six thousand sales of both sets. Buy diy 51 super rock mite rm kit cw transceiver shortwave telegraph diy 51 super rock mite rm kit cw transceiver shortwave telegraph. The only useful feature is the ability to load a cw string which can be sent hitting switch 1. The rock mite is a singlefrequency rig, with the transmitter and receiver fixed tuned to just below the qrp calling frequency of 7040 khz or 14060 khz for the 20 meter version. Tapping or holding the dot paddle speeds up the keyer. Plj1601c frequency on qsb01 qrptech synchronous b portable operations on stealth antenna install. Rockmite transceiver kit instructions rex, w1rex 022114 p. Fldigi and hrd receiving software does not work well with this board as it sits. It was provided to all attendees courtesy of small wonder labs and the norcal qrp club. Am mw transmitter i built this am mw transmitter using a lm386 and a 1mhz crystal oscillator. The rock mite design grew out of a desire to offer a oneevening cw transceiver kit which would be both affordable and easy to construct.
The frog sounds forty9er clone is the big brother of the pixie i built last month. Ive chosen the 20 meter version and equipped it with a variable xtal oscillator vxo. Transmissao no modo automatico, configurado via software, essa parte funciona bem. The small wonder labs rockmite design grew out of k1swls desire to offer a oneevening cw transceiver kit which would be both affordable and easy to. For the original swl rockmite keyer chip only 12c508a, a longer 250 ms closure to ground on the switch input puts the keyer in a speedadjustment mode. N5eses dualband version of the swl rockmite cw transceiver. Rockmite 20m transceiver the rockmite transceiver the rockmite is a crystal controlled transceiver kit designed and sold by small wonder labs. Youll enjoy countless hours operating this tiny high performance qrp transceiver. Use stc12c4052 microcontroller, many auxiliary functions are increased. Well, since it is on the 40m qrp calling frequency of 7040 khz ed. In addition to the original 20 and 40 meter kits, ive moded them for 80, 30 and 15 meters all worked. Rockmite 20 meter qrp transceiver amateur radio station.
Pixie super rm rockmite octopus frog sounds 49er manual days antenna tuner rtlsdr receiver. Once installed, i noticed that my secondary back up rockmite is indeed suc. Shop all categories online shopping for cool gadgets, rc. These instructions are my attempt to put the manual supplied for download on the. Shorse qrp kit ham radio 20m cw qrp transceiver pixie ii qrp kit 14,060 khz. Rockmite cw transceiver from kanga uk qrp, electronic kits, arduino projects. Jumper leads to connect female one end, male other end. This transceiver kit is a perfect diy kit for radio amateur. Site inludes fun activities, personal youtube favorites, items for sale and things of general interest. Switch 2 and switch 3 increase and decrease the cw speed respectively. The mp3 player is pretty cool, lets me use an 8gb usb memory stick loaded with stuff.
Unfollow qrp cw transceiver to stop getting updates on your ebay feed. Kit s rockmite cw transceiver qrp telegraph short wave radio. The schematics for both were published in radio magazines and attracted a lot of praise both foreign and domestic. Super rockmite rm qrp kit an investigation youtube. Tips for curing bci, general trouble shooting, building tips, and more, from the man who created the rock mite. Lay the board down on a flat surface and stand a leftover. A qrp ssbcw transceiver for 14mhz part 1 qst december 1989, pp. The rock mite is a crystalcontrolled directconversion transceiver operating on 7040 khz, 14060 khz, 3579 or 3686 khz. The front panel includes a speed control for the rmk keyer chip, filter inout switch, and fet rf gain control.
But i hear nothing, it beeps when i use the buttons, but no cable were provided usb to rs232 to use the software. May 29, 2014 rock mite software woks but is pretty crude. Rockmite 40m transceiver qrpme qrp fun in cans, boxes. Because a fixed offset of about 700 hz is provided between the receiver and transmitter frequencies, a feature was added to manually swap the rx and tx frequency. This site is dedicated to the hobby of ham radio, antique radio collecting and restoration, culture, local events in charleston, sc.
Hackone rf 1mhz to 6 ghz sdr platform software defined radio development board. Diy 51 super rock mite rm kit cw transceiver shortwave telegraph. Added more qrp transceiver kits below, the efe40 ssb by ta3om and the foxx3 cw 80, 60, 40, 30 or 20m by kanga products which also sells openqrp and rockmite by qrpme in ukeurope. An optimized qrp transceiver for 7 mhz arrl handbook 1993, pp. Unfortunately i just cant get on with dead bug builds, my only attempt being my intermediate licence vfo project. Sep 19, 2017 they have a usb cable to connect to a pc. Now this was a perfect sota location, i stayed on top overnight and used the flag pole to my right to support a 40m20m dipole, you can see the fixture i connected to, the little ring clamp, as soon as the cable car stopped for the night out came the radio gear, it even snowed. Qrp and the small wonder labs rockmite ozaukee radio club. Rex discovered that the keyer chip he shipped with the kit contained the wrong software.
It features a keyer and substantial output power see below. A significant feature of this fun little gem is the pic keyer controller. I am posting some of the documentation inconsistencies that i found hopefully this will smooth the build for others. Has power on and off pushbuttons, and circuit shuts off power when the battery voltage goes too low. The small wonder labs rockmite design grew out of k1swls desire to offer a oneevening cw transceiver kit which would be both affordable and easy to construct. Rock mite audio 650 kb 7040 khz august 21, 2002 0245 utc you may wonder about the usefulness of a single frequency transceiver. A qrp ssb cw transceiver for 14mhz part 1 qst december 1989, pp. A 40 meters cw qrp rig in an altoids tin computers dominate most of my time. My job keeps me tapping on the keyboard most days, and my love of learning about new technologies and administering my many gentoo linux machines keeps me tapping away most nights.
Chinese qrp transceivers 2e0dfu playing with amateur radio. The rockmite is a crystalcontrolled directconversion transceiver operating on 7040 khz, 14060 khz, 3579 or 3686 khz. Here is a link to dave bensons supplemental rock mite instuctions. Summary the 2n220 is the latest incarnation of the rather long list of 2n2xx designs. Rm builders guide qrpme qrp fun in cans, boxes and from. Jul 26, 2016 any three ham bands, 80, 40, 30, 20, 17 or 15 meters, choose at time of order. Rock mites are crystal controlled transceivers from swl designed by dave benson. Qrp transceiver for sale in uk 59 used qrp transceivers. Any three ham bands, 80, 40, 30, 20, 17 or 15 meters, choose at time of order. The small wonder labs rock mite design grew out of k1swls desire to offer a oneevening cw transceiver kit which would be both affordable and easy to construct.
Designator component description 3 c10, c11, c12 band specific see page 2 band table 2 c1, c2 band 4 c6,c24, c25, c26 100 pf disk or mono. Fldigi and hrd receiving software does not work well with this board. Departures from the all 2n2222 transistor dictate provided an opportunity to use a variety of discrete semicondutors. Chinese super rm rockmite aka octopus 3rd planet solar kc9on. The rockmite is a singlefrequency rig, with the transmitter and receiver fixed tuned to just below the qrp calling frequency of 7040 khz or 14060 khz for the 20 meter version. Sep 11, 2016 super rockmite rm qrp kit an investigation.
Aug 21, 2002 rock mite audio 650 kb 7040 khz august 21, 2002 0245 utc you may wonder about the usefulness of a single frequency transceiver. I was able to find the software, schematics, and instruction manuals for the rig. Power, power onoff, straight key mode button, internalexternal power selector and bnc are on the. Small and inexpensive addon unit to run your qrp rig off a lipo battery pack. The schematics for both were published in radio magazines and attracted a. Pic version 8w super rm rockmite qrp cw transceiver ham radio. I believe this kit represents one of the best values in direct conversion qrp kits around. Mar 11, 2016 qrp labs 5w cw trans on qsb01 qrptech synchronous b qrp labs 5w cw trans on capacitive cw touch key. Assembled shorse qrp ham radio 20m cw qrp transceiver pixie ii 14,060 khz. Wifi connection, would you hear ka ka sound, then wifi is opened. Cw use because this machine is the direct conversion transceiver, antiinterference, selectivity can not be compared and the super heterodyne receiver, it is necessary to use not worse than the length of a halfwave dipole antenna, general conditions communication distance about 500 km security, greater distance depends on the. I got a rockmite 20 from rex harper back in the early summer,i havent yet attempted to assemble it because i cant seem to find an assembly manual that is easy to follow rex doesnt seem to have a easy to follow manual im curious whether the manual written by ne1rd would be.
Like i always say im no expert im just a nut that likes shortwave radio. This program will include amateur radio operations from numerous sites of major christian. I believe this has to do with the way the 2n7000 driver is configured. Rm builders guide qrpme qrp fun in cans, boxes and. Fx9b hf 015w transceiver lsbusbcw qrp ssb amateur ham radio transceiver. Chinese super rm rockmite aka octopus 3rd planet solar. Pic super rm rockmite cw kit data download description.
Kd1jv tribander cw transceiver pacific antenna qrp kits. Super rm rock mite qrp kit, 40 meter band transceiver 7. Details about 51 super rm rock mite qrp cw transceiver ham radio shortwave telegraph 40m kit. Kit s rockmite cw transceiver qrp telegraph short wave.
How to update the firmware on the qcx using an arduino uno and avrdudess 1. Rock mite 20m transceiver the rock mite transceiver the rock mite is a crystal controlled transceiver kit designed and sold by small wonder labs. Pic version 8w super rm rockmite qrp cw transceiver ham. Weve looked at the pixie kit, the frogs kit, and now its time to look at the big daddy of the cheap chinese qrp kits the rockmite, aka rock mite, or super octopus. With the keyer and tone problems solved this is looking like a neat little rock bound qrp rig.
The forty9er originated in the norcal qrp club, the original documentation for that creature is here and there are a lot of hardcore dead bug and manhattan iterations out there. Tips for curing bci, general trouble shooting, building tips, and more, from the man who created the rockmite. Computer capable of running the arduino ide and avrdude any recent pc or mac d. This one won a prize for packaging at arkiecon a couple of years ago. Sdr 10khz to 2ghz broadband software radio receiver compatible with. Txrxdisplay all work fine, but there is a notch taken out of the selector knob which sometimes causes the volume to be adjusted at the same time. The baidu download always times out after about 1% using various workarounds.
All small smd parts come preloaded with only a handful of parts to install. Why snatch blocks are awesome how pulleys work smarter every day 228 duration. Coils are difficult, im not used to do that, maybe. Super octopus super rm originally by the swl laboratory in 02, formerly known as rock mite, has been popular in the united states, is a representative of the repeater receiver. Foxx3 cw appears to use dsb according to the homepage. Departures from the all 2n2222 transistor dictate provided an opportunity to use a variety of discrete semicondutors to enhance performance. Rockmite audio 650 kb 7040 khz august 21, 2002 0245 utc you may wonder about the usefulness of a single frequency transceiver. The rockmite design grew out of a desire to offer a oneevening cw transceiver kit which would be both affordable and easy to construct. This was a fun home brew project that i found in an old magazine called michigan mighty mite. On the pc you need software such as avrdude very popular command line driven tool, or windows programs with graphical user interfaces to avrdude. Useful electronic projects, computer technology, digital technology, pcb creation, pcb design software. A classic circuit and a favorite in the qrp community. The rockmite outputs a morse code s to acknowledge entry into this mode. Default com port speed is 9600 bps, 8 bits no parity.