marconi

Buy It Now: US $99.99
Ends: Feb 04, 12:18 pm
Current Bid: US $28.00
Ends: Feb 05, 06:13 am
Current Bid: US $89.00
Ends: Feb 05, 06:56 am
Current Bid: US $35.00
Ends: Feb 06, 08:33 am
Buy It Now: US $149.99
Ends: Feb 06, 11:08 am
Current Bid: US $49.79
Ends: Feb 06, 12:46 pm
Buy It Now: US $38.88
Ends: Feb 06, 03:39 pm
Buy It Now: US $125.00
Ends: Feb 06, 08:35 pm
Buy It Now: US $497.00
Ends: Feb 07, 10:49 am
Buy It Now: US $40.00
Ends: Feb 07, 07:30 pm
Buy It Now: US $298.62
Ends: Feb 07, 08:36 pm
Buy It Now: US $29.00
Ends: Feb 08, 02:26 pm
Buy It Now: US $850.00
Ends: Feb 08, 06:13 pm
Buy It Now: US $49.00
Ends: Feb 09, 09:05 am
Buy It Now: US $789.98
Ends: Feb 09, 03:12 pm
Buy It Now: US $48.00
Ends: Feb 09, 11:04 pm
Buy It Now: US $319.00
Ends: Feb 09, 11:07 pm
Buy It Now: US $45.99
Ends: Feb 10, 07:38 am
Buy It Now: US $89.99
Ends: Feb 10, 09:09 am
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marconi Buyer Guides

  • Spellings - Is Good Spelling Important - A Few Howlers - Spellings on eBay Is good spelling important? How many eBay listings contain really bad spellngs? Does it matter?We often despair at many of the spellings on eBay. Some of them are so bad that we find... 
  • Buying High Frequency Spectrum Analyzers on eBay - Buying High Frequency Spectrum Analyzers on eBay This is a companion to my guide to buying spectrum analyzers in general. There is the introductory guide, and a guide for Low Frequency analyzers. Please note... 
  • 1920s Radios A Hobbyist Observations - I got interested in 1920s radios by listening to my father as a boy talking about the first radio the family owned. It was an Atwater Kent he always said. He even remembered it ran on some sort of batteries.... 
  • Buying Vintage 12AX7 Tubes For Your Amplifiers - There is quite a lot being written about how "they just don't make them like they used to"; and when you think about it, all high end audio gear in the 1950's and most of the 60's was tube gear - so there was... 
  • Buying a ROLEX Ladies or Gents Wrist Watch - I have written this 2nd more detailed guide to Rolex watches, due to the large number of enquiries we receive on a daily basis. The brand of Rolex is very collectable today and as with everything you really... 
  • Rare EMI speaker chassis, oval elliptical, tweeter, B&W - EMI 13 x 8 were elliptical speakers unpopular in the USA since sound waves are round, not elliptical but c ompare to and last better than electrostatics with better bass yet cannot be repaired professionally.... 
  • Who Made My Amperex 12AX7? - So you just bought an Amperex 12AX7 and it was made in Holland, right? Weeelll - not so fast. Amperex was originally an American tube manufacturer on Long Island, NY. The Dutch tube giant Phillips bought the... 
  • Easton Press Guide to Library of Great Lives - This guide is a numerical listing of all the books from Easton Press Library of Great Lives. There were a total of 101 books printed in this series. The series is discontinued and will not be reprinted. Most... 
  • Old Science Trading and Cigarette Cards (Collectibles) - Science Cigarette Cards (Collectibles) I've been collecting and selling early trading cards, cigarette cards and related collectibles for over twenty years. Before you read this guide please subscribe to my... 
  • ALNICO magnets for Audio, making the most of low power! - Small curious 'knob sized' AlNico magnet speakers, considered by many the 'Strads' of the Hi-Fi speaker world, have as their equivalent 'Alard,' the English Lowther 'A' series. But above is shown detail from a...