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PR: 2
| Siltronix 1011 http://www.radiowrench.com/siltronix Information and modifications to the famous Siltronix line of 10-meter SSB transceivers.
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PR: 1
| Swan Radio Network/Technical http://www.angelfire.com/ny2/hamradio/tech.html All kinds of technical data about many of the Swan rigs here.
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PR: 1
| Swan Radio Trader http://www.angelfire.com/nb/swantrader/ Lists Swan and Vintage radio equipment currently wanted, for sale or trade. Warning
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PR: 2
| Larry's Yaesu FTdx560 Page http://ftdx560.50megs.com/ AA4VI presents detailed information on the Yaesu FTdx400, FTdx560,570 and FTdx401.
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PR: 1
| PY2WG Yaesu Collector http://www.qsl.net/py2wg/ Pictures and information.
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PR: 1
| Unofficial TenTec Pages http://www.qsl.net/tentec/models.htm List of all TenTec Radios, Accessories, Kits and parts, with pictures and descriptions.
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PR: 1
| Very Early Yaesu http://home.alphalink.com.au/~gfs/yaesu/Yaesu10.htm Details and early history of Yaesu Musen amateur radio equipment in Australia by Greg Whiter, VK3CA
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PR: 1
| Yaesu FT-DX100 http://homepage1.nifty.com/kurisu/FT-DX100.html A web page all about one of the earliest Yaesu hybrid HF rigs.
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PR: 3
| Bliley Electric Company History: The Early Years, 1930-1955 http://www.bliley.net/XTAL/ History of the company that invented and patented the overtone crystal, etch-to-frequency and variable crystals. Source for ads, engineering bulletins, patents and manuals.
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PR: 2
| Crystal Grinding http://www.qsl.net/n6ev/ft243.txt FT243 information compiled by Paul Carreiro, N6EV.
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N/A
| Crystal Info http://pages.cthome.net/fwc/XTAL.HTM A handy historical chart of old crystal holders with dimensions, and suppliers.
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PR: 2
| Crystal Oscillators http://www.qsl.net/n6ev/68-xtal.html From N6EV. Tube oscillator schematics, and discussion.
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N/A
| Crystal multiplier chart http://www.muchstuff.com/xtal-frq.htm WB6SZS, Eugene Rippen's chart for crystal use on the HF, VHF and UHF bands.
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PR: 2
| Technical Information http://www.icmfg.com/technicaldata.html A useful technical reference page for Crystals.
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N/A
| The Crystal Set Radio Club http://groups.yahoo.com/group/thecrystalsetradioclub/ You have to JOIN first but then you will see the archives with a lot of useful data and discussions about hi-z headphones.
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PR: 2
| 1930s Rack Transmitter http://www.qsl.net/ab0cw/30srack_tx.htm W0HIO has this neat old 40m AM rack that is ready to be restored. Lots of interesting pictures.
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PR: 2
| 4-1000A Project HF Amp http://www.qsl.net/nt8n/project.htm Detailed HF amp design, and radio modifications information.
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PR: 2
| 5 Watt AM Transmitter Project http://www.amwindow.org/tech/htm/series.htm Schematic and instructions on a neat little 6AQ5 final rig you could build.
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PR: 1
| 6J6 QRP tube transmitter plans http://www.qsl.net/ak0b/ From AK0B's Glowbug and Homebrew Radio pages. Pictures, article and schematic. Neat little Jones triode oscillator rig.
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PR: 2
| 809 RF Power Amplifier with 2A5 Exciter http://www.qsl.net/ab0cw/809pa.htm AB0CW, Mark Dittmar shows us how he built this 80m CW transmitter.
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