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Red LED displays
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02-12-2014, 08:41 AM
Post: #6
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RE: Red LED displays
Of all the HP battery-powered calculators, I suspect that Topcat series had the largest LEDs, because the calculators were huge (not really handhelds). Here's a good comparison of the HP-67 vs. HP-97 LEDs. Look how big, bright and beautiful the '97 display is!
![[Image: hp-67-97_tn.jpg]](http://holyjoe.net/hp/hp-67-97.jpg) (Click image to see bigger version.) <0|ΙΈ|0> -Joe- |
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Red LED displays - Marcel Samek - 02-12-2014, 06:26 AM
RE: Red LED displays - walter b - 02-12-2014, 06:31 AM
RE: Red LED displays - Marcel Samek - 02-12-2014, 06:58 AM
RE: Red LED displays - bshoring - 02-12-2014, 06:47 AM
RE: Red LED displays - HP67 - 02-12-2014, 07:24 AM
RE: Red LED displays - Joe Horn - 02-12-2014 08:41 AM
RE: Red LED displays - HP67 - 02-12-2014, 09:00 AM
RE: Red LED displays - walter b - 02-12-2014, 09:19 AM
RE: Red LED displays - hp41cx - 02-12-2014, 11:08 AM
RE: Red LED displays - Siegfried - 02-12-2014, 11:58 AM
RE: Red LED displays - Didier Lachieze - 02-12-2014, 12:26 PM
RE: Red LED displays - HP67 - 02-12-2014, 12:53 PM
RE: Red LED displays - Jim Horn - 02-12-2014, 04:29 PM
RE: Red LED displays - everettr - 02-12-2014, 08:01 PM
RE: Red LED displays - John Keith - 02-12-2014, 10:56 PM
RE: Red LED displays - Katie Wasserman - 02-13-2014, 04:02 PM
RE: Red LED displays - Jim Horn - 02-12-2014, 09:21 PM
RE: Red LED displays - Tugdual - 02-12-2014, 10:06 PM
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