Royal IC-130




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	Royal IC-130



	Royal IC-130 Display is 12 digits, green vacuum-fluorescent tubes, with half-height zero. 4-functions. Main integrated circuits - Fairchild SL35085X (here date coded early 1972), NEC uPD354D (here date coded late 1971). 240v AC. 188 x 267 x 74 mm (7.4" x10.58" x 2.9"). Manufactured about early 1972. Made in Japan, For Imperial Typewriter Company, Leicester, United Kingdom.


	Inside, showing the display board, with 12 blue vacuum-fluorscent tubes from Itron, and the main electronics board below..


	The main electronics board with the white ceramic Fairchild chip on the left with the NEC chip to its right. Other smaller chips are scattered around.


	The Royal Digital I, available in the U.S.A., appears to be very similar to the Royal IC-130, both externally and internally, but has a 10-digit display

Imperial models


		*Vintage Calculators*

	© Text & photographs copyright Nigel Tout 2000-2008 except where noted otherwise.