EL-6690 SHARP Memo Master Organizer Calculator Pda

Review SHARP Vintage Memo Master 64kb Electronic Organizer Calculator Pda Rare

The Sharp EL-6690 Memo Master is an innovative 64KB organizer calculator PDA (Personal Digital Assistant) that combines the functionality of a calculator with an advanced organizer to help manage your daily tasks and appointments efficiently. This sleek and compact device, with its elegant design, is perfect for busy professionals and students alike.

At its core, the EL-6690 Memo Master is a powerful calculator, capable of performing various mathematical functions including addition, subtraction, multiplication, division, and more complex calculations such as square roots, scientific calculations, and trigonometric functions. The large, easy-to-read LCD display ensures that your calculations are accurate and visible, even from a distance.

Beyond its calculator capabilities, the EL-6690 Memo Master functions as a comprehensive organizer. It comes with an ample 64KB memory capacity, which allows you to store and manage a large number of contacts, appointments, and memos. The organizer feature includes a calendar view with a date display, allowing you to easily schedule and keep track of important dates and deadlines. Additionally, the EL-6690 Memo Master includes a to-do list and a world clock feature, providing you with additional tools to help manage your time and stay organized.

The EL-6690 Memo Master also includes a built-in alarm clock, which can be set to remind you of important appointments or deadlines. The device also features a backlight, which illuminates the display for easy use in low-light environments.

The EL-6690 Memo Master is powered by a single CR2016 battery, which is included with the device. The battery provides long battery life, ensuring that your PDA remains functional for an extended period of time. The device also includes a data transfer function, allowing you to easily move data between devices or back up your information.

The Sharp EL-6690 Memo Master is a versatile and feature-rich PDA that offers the perfect blend of calculator functionality and organizer features. Its compact and sleek design, combined with its powerful capabilities, makes it an essential tool for anyone looking to stay organized and productive.

The Sharp EL-6690 Memo Master is a 64KB organizer calculator PDA (Personal Digital Assistant) that was released in the late 1990s. Here are some pros and cons of buying this device:

1. Compact and Portable: With its small size and lightweight design, the Sharp EL-6690 Memo Master is easy to carry around in a pocket or purse, making it ideal for people who are always on the go.

2. Multifunctional: This device combines the functions of an organizer, calculator, and PDA in one device, making it a convenient and cost-effective solution for managing your schedules, calculations, and contacts.

3. Long Battery Life: The Sharp EL-6690 Memo Master has a long battery life, allowing you to use it for several days without needing to recharge it.

4. Easy-to-Use Interface: The device has a simple and intuitive interface, making it easy to use and learn, even for people who are not tech-savvy.

5. Durable: The Sharp EL-6690 Memo Master is built to last, with a rugged design that can withstand the wear and tear of daily use.

1. Limited Storage Capacity: With only 64KB of memory, the Sharp EL-6690 Memo Master has a limited storage capacity, which may not be sufficient for people who need to store large amounts of data.

2. No Backlight: The device does not have a backlight, which can make it difficult to use in low-light conditions.

3. Limited Connectivity: The Sharp EL-6690 Memo Master does not have any connectivity options, such as Wi-Fi or Bluetooth, which can limit its ability to sync data with other devices.

4. Limited Software: The device comes with limited software, which may not offer all the features and functionality that more advanced PDAs and smartphones offer.

The Sharp EL-6690 Memo Master is a reliable and multifunctional device that offers a good balance of features and convenience. Its compact size, long battery life, and easy-to-use interface make it an excellent choice for people who need to manage their schedules, calculations, and contacts on the go. However, its limited storage capacity, lack of backlight, and limited connectivity options may not be sufficient for people who require more advanced features.

If you are looking for a simple and portable device to manage your schedules, calculations, and contacts, the Sharp EL-6690 Memo Master is an excellent choice. However, if you require more advanced features, such as larger storage capacity, backlight, or connectivity options, you may want to consider more advanced PDAs or smartphones. Ultimately, the decision depends on your specific needs and budget.

Details:

Compact folding clam shell design. Key features. Telephone / address book storage. Full qwerty keyboard.

Whats included. Shows normal cosmetic wear consistent with age and use. A classic pre-smartphone pda designed for productivity, organization, and everyday calculations in a compact clam shell format. Used good vintage condition.

Built-in calculator currency conversion. Memo reminder system. Item is sold as shown. Model: Sharp EL-6690.

No batteries included. Retro pda / handheld device collections. This listing is for a vintage Sharp EL-6690 memo master alarm electronic organizer featuring 64kb of memory and built-in calculator. Desk display or nostalgia tech.

No box or manuals. Alarm clock functions. Vintage electronics collectors. Vintage Sharp EL-6690 memo master alarm 64kb electronic organizer calculator.

64kb internal memory. Great collectible example of early personal digital organizers. Film/prop use. Calendar scheduling functions.

Backbit display. Please review all photos carefully to assess condition. Stored in a smoke-free environment. Anyone who appreciates pre-smartphone productivity devices.

SRO keywords for search visibility.

specifications vintcalc:

• brand: Sharp
• mpn: El-6690
• part type: Organizer Calculator
• vintage: Yes

offer vintcalc:

• sold #: 10
• prices: $9.99–$20.69
• item condition:
  • Open box
  • New – Open box
  • Unspecified
  • New
• availability: in stock
• in stock #: 5
• options: ship-to-home
• started: january 10, 2026

payments vintcalc:

• other
• wallet: paypal
• credit card: visa

general vintcalc:

• category: Electronics > Vintage Calculators

shipping vintcalc:

• transit: 7-12 days
• carrier: usps
• type: calculated
• class: standard
• service: usps ground advantage

seller vintcalc:

• rating: 98.4%
• # reviews: 256
• city: brownsville, texas

returns vintcalc:

• method: money back
• time: 30 days
• paid by: seller
• policy: returns accepted