Product name：FB721 type altese cross tube demonstration instrument

Product Details

☆Cathode heating voltage: Uf=6.3V; heating current: If=1.5A: high voltage: Uo=1.5~5KV;
☆Vacuum degree of Maltese cross tube:<10^-4Pa;diameter:D=90mm; length of electron beam:26mm;
☆Field coil: N=320T, R=62.5mm;
☆The instrument is equipped with special high voltage power supply.

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