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> Tds survey gx card for hp 48GX calculator
Tds survey gx card for hp 48GX calculator
Great working TDS Survey GX Card for use with HP 48GX Calculator. Includes TDS Overlay and Manual as shown. This card installs in rear port 1 of the calculator and uses optional RAM memory card in port 2 (512K RAM card not included). Just add your RAM card and it is ready to use. This card is tested and it works great. Made by Tripod Data Systems. Guaranteed in working condition. S/H $5.95.
