DATAMATH CALCULATOR MUSEUM
Towa Sankiden V-001
|Date of introduction:||ca. 1979||Display technology:||LCD|
|New price:||Display size:||8|
|Size:|| 4.2" x 3.3" x
129 x 94 x 6.5 mm3
|Weight:||1.6 ounces, 59 grams||Serial No:||060251|
|Batteries:||n.a.||Date of manufacture:||year 1979|
|AC-Adapter:||Origin of manufacture:||Japan|
|Precision:||8||Integrated circuits:||NEC uPD1831G|
|Program steps:||Courtesy of:||Joerg Woerner|
Solar Power Calculator V-001 was introduced already in 1979 by
Towa Sankiden of Japan and and is one of the earliest calculators using solar cells instead of batteries. Don't miss the
TEAL Photon and Triumph-Adler
Dismantling this V-001 manufactured in 1979 in Japan reveals a very clean design centered around the NEC uPD1831G single-chip calculator circuit.
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© Joerg Woerner, January 1, 2018. No reprints without written permission.