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Raytech Model 218
Two 15 watt tubes and large 3in. x 15in. filter area for brilliant displays. At 18", it covers a 2' x 4' display area. The Raytech Model 218 has separate longwave and shortwave tubes and filters. Separate switches permit separate or combined wavelength selection. Full 30 watts of power covers 3' x 5' at 20".
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