Additional
Information: Sites that describe how to use and evaluate headphones, especially with older radio receivers ( This page was last updated on January 3rd, 2009
Headphones Sites:
Trimm Headphones
Offers tube type technology instead of solid state and digital electronics. Also includes classic and military radio pictures, and information. http://members.aol.com/tcsopr/trimpro.htm
Ben Tongue, Crystal Radios
Blonder-Tongue man, Ben Tongue has written some useful articles on using headphones with crystal radios. http://uweb.superlink.net/bhtongue/index.html
Scott's Crystal Radios
Scott Balderson has a Headphone Museum and phones for sale. Also Crystal Radios and Test Equipment. http://members.aol.com/scottswim/index.html
The Crystal Set Radio Club
You have to JOIN first but then you will see the archives with a lot of useful data and discussions about hi-z headphones. http://groups.yahoo.com/group/thecrystalsetradioclub/
2000 Ohm Headphones
2000 Ohm Headphones in use by WB6FZH with his 1923 Parkin Crystal Radio. http://members.aol.com/tcsopr/parkinrx.htm