Distance Tube
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 Vintage Zenith Long Distance AM FM Tube Radio with legs mesh speaker Nice Works $18.00 Time Remaining: 2d 21h 11m Buy It Now for only: $28.00 |
 ZENITH AM FM LONG DISTANCE TUBE RADIO TABLE MODEL MODEL N731 2 2345 $39.99 Time Remaining: 14d 11h 55m Buy It Now for only: $39.99 |
 Vintage Estate Zenith 50s 60s Long Distance Radio K731 AM FM Tube Radio $49.95 Time Remaining: 22d 9h 16m Buy It Now for only: $49.95 |
 Vtg Zenith Long Distance Tube Radio H615Z Works Great $50.00 Time Remaining: 22d 14h 53m Buy It Now for only: $50.00 |
 Vintage Zenith Universal Long Distance Wavemagnet Tube Radio and Antenna $19.99 (2 Bids) Time Remaining: 3d 15h 1m |
 Zenith 6D 510W White Radio Vintage Tube Long Distance 1941 Original RARE BROKEN $59.99 Time Remaining: 11d 18h 49m Buy It Now for only: $59.99 |
 Zenith Long Distance Tube Radio S 14976 $76.50 Time Remaining: 19d 22h 25m Buy It Now for only: $76.50 |
 ANTIQUE VINTAGE ZENITH TUBE RADIO GRAY BAKELITE AM FM WORKS LONG DISTANCE $45.00 Time Remaining: 11d 18h 44m Buy It Now for only: $45.00 |
 Vintage ART DECO 1930s ZENITH White Bakelite Long Distance Tube RADIO 5 R 312 $149.99 Time Remaining: 4d 21h |
 1959 1960 Zenith Long Distance High Fidelity Tube Radio $70.00 Time Remaining: 3d 14h 28m Buy It Now for only: $70.00 |
 1948 Vintage Zenith Long Distance Tube Radio Model 6R886ZGO $150.00 Time Remaining: 3d 14h 40m Buy It Now for only: $150.00 |
 Vintage Zenith Long Distance Tube Radio 6G001YX RARE $129.95 Time Remaining: 17d 11h 48m Buy It Now for only: $129.95 |
what is minimum distance between soak well and hand tube-well?
see the Pearson's chi square test
