I WILL OFFER THE BEST IN COLLECTING. WATCH EVERY WEEK FOR GREAT FEATURED ITEMS. THESE UNITS WERE USED WITH EARLY WIRELESS RADIO. THIS MARCONI ERA EXAMPLE IS IN VERY NICE CONDITION. THESE UNITS DO NOT SHOW UP FOR SALE OFTEN. THIS EXAMPLE APPEARS IN GREAT CONDITION WITH NO ISSUES THAT I SEE AND HEAVY. SO DONT LET THIS SPARK GAP ITEM SLIP BY, THEY DO NOT COME UP FOR SALE OFTEN. I HAVE SUPERSIZED THE PICTURES SO YOU CAN SEE EVERYTHING. IF YOU HAVE ANY QUESTIONS MESSAGE ME. CHECK MY OTHER ITEMS FOR SALE check out my other items. AND PLEASE BOOKMARK RADIOS10467 Be sure to add me to your favorites list. OVERSEAS BUYERS ARE ALWAYS WELCOME. IF YOU PLAN ON USING THIS ITEM, HAVE IT RESTORED FOR SAFE LONG TERM USE. COPYING OF MY PHOTOS OR TEXT IS PROHIBITED. THANK YOU AND GOOD LUCK. Track Page Views With. Auctiva’s FREE Counter.