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Junk Box Receiver Convert a BC band receiver to a direct conversion receiver. It is not difficult as you think, but it is as good as any other DC reciever. Can be used from 3Mhz to 15Mhz. ... Japanese Neofight Receiver Single IC, 40m direct conversion reciver. Extreemly simple, VFO, ... Return to QRP Home Page...
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www.qsl.net/qrp/rx.htm
www.qsl.net/qrp/rx.htm
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; Various QRP transceivers ... There are disadvantages like VXO control instead of a VFO, direct conversion receivers that receive both sidebands and simple frequency displays that are not so easy to read. But working with such simple equipment is often more exciting than working with a much better commercial transceiver!
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www.qsl.net/pa2ohh/index.html
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TinEar Receiver Kit ... A product from the AmQRP QRP Club ...; ... A simple 40 meter DC receiver that's inexpensive and fun to build!
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www.amqrp.org/kits/tin_ear/index.html
www.amqrp.org/kits/tin_ear/index.html
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Beginners can easily build these receivers. And, experienced amateurs and; QRP enthusiasts can use them as a reliable, economical, basic foundation for modifications. Our single PC board has plenty of room for lots of modifications and hook-ups, tinker to your hearts content.
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www.eham.net/reviews/detail/1402
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QRP, Homebrew amateur radio receivers, transmitters & transceivers. QRP related ... www.qrp.pops.net www ... QRP Tools...
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www.qrp.pops.net/
www.qrp.pops.net/
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QRP projects and kits ... QRP equipment - Simple QRP rigs, Transceivers with single side band direct conversion receivers, Receivers, Frequency counters for QRP ... QRP homebrew equipment - Homebrewing of receivers, transmiters and Test Equipment for ham and swl, using cheap, easy to find or surplus components...
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www.dxzone.com/catalog/Technical_Reference/QRP_Projects...
www.dxzone.com/catalog/Technical_Reference/QRP_Projects/
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In the early days of QRP ARCI the QRP Quarterly (at that time just a few mimeographed sheets) was taken up with pages full of members and how many others they had traded QRP ARCI numbers with. Does this sound familiar?
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www.qrparci.org/
www.qrparci.org/
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Radio Adventures; W1AW receivers, digital dial kits 4359 ... Ramsey Electronics; Hobby kits as well as QRP Transmitters, Receivers and some accessories 5964...
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www.qrparci.org/component/option,com_weblinks/catid,17/...
www.qrparci.org/component/option,com_weblinks/catid,17/Itemid,23/
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QRP, Homebrew amateur radio receivers, transmitters & transceivers. QRP related ... Mark designed a small power audio amplifier for QRP receivers.It can put out about 4 Watts into a 4 ohm speaker and is stable. The input contains a simple diplexer to follow a diode ring detector. Mark used a basic approach to keep his...
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www.qrp.pops.net/misc_2005.asp
www.qrp.pops.net/misc_2005.asp
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