6 Telefunken 12AX7 ECC83 Ribbed Stereo Tubes Marantz 7 Start Price USD 343.99 Current Price USD 343.99 Time Left - Bid Count 0 Buy It Now Price - Reserve Price - Start Time Thursday, November 20, 2008 End Time Thursday, December 18, 2008 Location Central New Jersey See more about '6 Telefunken 12AX7 ECC83 Ribbed Stereo Tubes Marantz 7 ' Description 6 Telefunken 12AX7 ECC83 Ribbed Plate Stereo Tubes   ~~  Marantz 7 Tested on a Hickok 6000A   1250 =min  3000=Max 1825/1725 1850/1750 2075/2000 2000/1950 2025/1950 1975/1950 Shipping  $6  I have many other types of tubes    Just Ask No Additional Shipping Charges All tubes Guaranteed   Place a Bid!