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ELKA: 101 (version-1)
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Product number (P/N): 101,
Keywords/Tags: 101
Date of intro: 1974, Origin: Bulgaria (List), Dimensions: 135x70x30mm, Weight: 125g,
Power: 6V: (AA x4),
Display: Type = Display (LED: DIL-module) (List), Digits = 8+1,
Number of keys: 20, #Key-Black: 11, #Key-Green: 2, #Key-White: 7,
Keyboard Array (Rows x Columns): 05x04, Keyboard Layout: [C] [CM] [RM] [%] - [7] [8] [9] [(Division)] - [4] [5] [6] [x] - [1] [2] [3] [-] - [0] [.] [=] [+],
Miscellaneous switch: [ON-OFF MEMORY_(OFF-ON)],
Classification: / Pocket,
Featuring: Procent, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip, Memories: 1,
Components: 5 Capacitor(s), 16 Diode(s), 17 Resistor(s), 11 Transistor(s), 1 IC(s),
Main Components: ROCKWELL: A1030PE,
Other components: TEXAS INSTRUMENTS: SN75492N {2x},
Serie-members: ELKA: 101 (version-0) Prototype (Prototype); ELKA: 101 (version-1) (Green, 2 switches, first switch = [C]); ELKA: 101 (version-2) (Green, 2 switches, first switch = [F]); ELKA: 101 (version-3) (Green, 3 switches); ELKA: 101 (version-4) (Orange, 2 switches); ELKA: 101 (version-5) (Orange, 3 switches); ELKA: 101 (version-6) (Yellow, 2 switches); ELKA: 101 (version-7) (Yellow, 3 switches),
Collector value: 7.5/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Internet: Link-1: VINTAGE CALCULATORS WEB MUSEUM, Link-2: VINTAGE TECHNOLOGY

Item

Perspective, profile view

Internals (display)
DIL10 + DIL8

Internals (keyboard)

Internals (PCB)

Assembly+Disassembly
Case

Key cap
Keys

Label, name plate / Bottom / Battery compartment

Created: 09-jan-2015, Manual-update: 30-oct-2021, Batch-update: 23-may-2022             

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