HR 7637

type ST · family 1YP · 26.6 kV maximum anode voltage · 90° deflection · 4 windings · 381 g

Manufacturer equivalents (2)

047 105 283 · 47105283

Possible substitutes

Parts of a similar design. A shortlist to check, not a recommendation.

HR 80016 · HR 80221 · HR 7121 · HR 80055 · HR 8037 · HR 8781 · HR 7422 · HR 6459 · HR 7270 · HR 7023

Fitted to (2)

NEC 20 C 88 · PHILCO 20 C 88

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