**Description:**

Up for sale is a classic piece of Soviet engineering — the **Elektronika MK-61 (Электроника МК-61)**. Produced in the USSR, this was one of the most powerful programmable calculators of its era, widely used by scientists, engineers, and students. It features a vacuum fluorescent display (VFD) with a distinctive green glow and uses Reverse Polish Notation (RPN).

**Item Condition:**

The calculator is in **good vintage condition** and appears to be well-preserved.

* **Cosmetic condition:** Please note that there are **visible scratches** on the body and the plastic display cover from previous use (see photos for details). These are typical for a device of this age and do not affect the internal components.

* **Completeness:** This listing includes the original power adapter (220V), the original user manual/instruction book, and the technical circuit diagrams (schematics).

**Technical Specifications:**

* **Brand:** Elektronika (Made in USSR)

* **Model:** MK-61

* **Display:** 12-digit VFD (Green)

* **Power:** 220V Adapter (included) or batteries (not included)

* **Logic:** Reverse Polish Notation (RPN)

**What’s Included:**

1. Elektronika MK-61 Calculator.

2. Original Power Supply Unit.

3. Original User Manual (in Russian).

4. Original Technical Schematic Paper.

**Shipping & Handling:**

Ships worldwide with a tracking number. Please check your country's voltage compatibility (this unit is designed for 220V).

*Add a piece of history to your collection today! Feel free to ask any questions.*