---
product_id: 63095556
title: "Rk Education Op Amp Comparator Project Self Build Kit"
brand: "rk education"
price: "€ 8.23"
currency: EUR
in_stock: true
category: "Electronics"
url: https://www.desertcart.pt/products/63095556-rk-education-op-amp-comparator-project-self-build-kit
store_origin: PT
region: Portugal
---

# Rk Education Op Amp Comparator Project Self Build Kit

**Brand:** rk education
**Price:** € 8.23
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Rk Education Op Amp Comparator Project Self Build Kit by rk education
- **How much does it cost?** € 8.23 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/63095556-rk-education-op-amp-comparator-project-self-build-kit)

## Best For

- rk education enthusiasts

## Why This Product

- Trusted rk education brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Operational Amplifer Comparator Project. Main features; Uses a dual power supply, The point at which the output changes state can be changed with a variable reference resistor, Can be used with various sensor inputs such as an LDR or thermistor, Battery-powered, PCB has space for a transistor to allow higher powered outputs to be added which can be used to introduce transducer drivers, Clear silkscreen text has been used to make construction simpler, Professional double-sided PCB with silkscreen and solder-resist, Unique training system is available, Suitable for Key Stages 2, 3 & 4 (ages 11 to 16), Documentation and PDF schematic available from www.rkonlinestore.co.uk

## Features

- Operational Amplifer Comparator Project
- Uses a dual power supply
- Can be used with various sensor inputs such as an LDR or thermistor
- Unique training system is available
- Schematic and documentation available from www.rkonlinestore.co.uk

## Images

![Rk Education Op Amp Comparator Project Self Build Kit - Image 1](https://images-eu.ssl-images-amazon.com/images/I/51mhBtrs5qL.jpg)

---

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**Shop now:** [https://www.desertcart.pt/products/63095556-rk-education-op-amp-comparator-project-self-build-kit](https://www.desertcart.pt/products/63095556-rk-education-op-amp-comparator-project-self-build-kit)

---

*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-04-22*