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  2. sku: 5012625178985511
  3. HEWLETT PACKARD AC-4A

HEWLETT-PACKARD AC-4A Vacuum Tube Decade Counter

Ac-4a Hewlett-packard Hp Vacuum Tube Decade Counter

( Brand: Hewlett-packard ), ( Manufacturer Part Number: AC-4A ), ( Part Type: Vacuum Tube Counter ), ( Country Region Of Manufacture: United States )

Review HEWLETT PACKARD Wlett Hp Vacuum Tube Decade Counter

The Hewlett-Packard HP AC-4A Vacuum Tube Decade Counter is a vintage analog electronic device that showcases the engineering prowess of the mid-20th century. This counter, designed and manufactured by HP, is a testament to the era when electronic components were primarily vacuum tubes.

The HP AC-4A is a decade counter, meaning it can count in groups of 10, making it ideal for applications requiring a simple yet accurate numerical display. The counter features ten separate stages, each capable of counting up to 9, allowing it to display numbers from 0 to 999. Each stage consists of a bank of vacuum tubes, with the active tube lighting up to indicate the count.

The device is housed in a sturdy, high-quality aluminum case with a clear glass front panel. The front panel displays the numerical display, as well as a row of push-buttons and a set of indicator lights. The buttons allow for easy operation, allowing the user to reset the counter, increment or decrement the count, and switch between counting modes.

The HP AC-4A is powered by a set of external B and filament power supplies. The vacuum tubes used in the device are of high quality, ensuring reliable operation and long lifespan. The device is designed to be rugged and durable, making it a reliable choice for use in various applications, including laboratory experiments, engineering projects, or as a collector's item.

In summary, the Hewlett-Packard HP AC-4A Vacuum Tube Decade Counter is a well-crafted and functional piece of vintage electronic equipment. Its simple yet informative numerical display, coupled with its rugged design and ease of operation, makes it an excellent choice for those interested in vintage electronics or those seeking a unique piece for their collection.

Pros of buying a Hewlett-Packard HP AC-4A Vacuum Tube Decade Counter:

1. Historical Value: The HP AC-4A is a vintage piece of electronic equipment, making it an attractive collectible for enthusiasts of vintage technology.

2. Accuracy: Vacuum tube decade counters are known for their high accuracy and reliability, which can be beneficial in certain applications.

3. Durability: Vacuum tubes, while fragile in some ways, are also known for their durability. If the HP AC-4A is well-maintained, it can last for a long time.

4. Rare and Unique: As a vintage piece, the HP AC-4A is rare and unique, making it a standout item in any collection.

Cons of buying a Hewlett-Packard HP AC-4A Vacuum Tube Decade Counter:

1. Limited Functionality: Vacuum tube decade counters have limited functionality compared to modern digital counters. They can only count up to 10, which can be a limitation in some applications.

2. Maintenance and Repair: Vacuum tubes require regular maintenance and can be difficult to repair. Finding replacement parts for vintage equipment can be challenging and expensive.

3. Power Consumption: Vacuum tube equipment can consume more power than modern digital equipment, which can be a disadvantage in some applications.

4. Size and Weight: Vacuum tube equipment is often larger and heavier than modern digital equipment, which can be a disadvantage in portable applications.

Conclusion:

The Hewlett-Packard HP AC-4A Vacuum Tube Decade Counter is a unique and historically significant piece of equipment that can be a valuable addition to any collection. However, its limited functionality, maintenance requirements, and power consumption make it less suitable for practical use in many modern applications. If you are a collector of vintage technology or simply appreciate the aesthetic and historical value of vintage equipment, the HP AC-4A may be a worthwhile investment.

Recommendation:

If you are interested in the HP AC-4A for practical use, it may be more cost-effective and practical to invest in a modern digital counter with greater functionality and reliability. However, if you are a collector or simply appreciate the historical significance of vintage technology, the HP AC-4A can be a valuable and interesting addition to your collection.

Details:

THIS NEW IN THE BOX COUNTER HAS A CONFORMAL COATING ON THE CIRCUIT BOARD.

part #: ac4a prices

  • $12.28-$14.00

specifications vintaelec:

  • brand: Hewlett-packard
  • mpn: Ac-4a
  • part type: Vacuum Tube Counter
  • country region of manufacture: United States

General vintaelec:

  • condition: New
  • Consumer Electronics > Vintage Electronics > Other Vintage Electronics
  • in stock: Yes

Shipping vintaelec:

  • cost: $0.00
  • type: Economy Shipping
  • type: FIXED

Payments vintaelec:

  • Credit Card
  • Wallet

Returns vintaelec:

  • time: 30
  • policy: returns accepted
  • paid by: BUYER

Offer vintaelec:

  • best offers: no
  • Started: November 2, 2022, 8:05 pm
  • options: Ship-to-home
  • sold: 0
  • quantity: 1

Rating vintaelec:

  1. # feedbacks: 631
  2. rating: 99.4%
part type: vacuum tube counter, country region of manufacture: united states,
category: electronics > vintage electronics, sku: 5012625178985511,
Hewlett-packard AC-4A Is Similar To:
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2 offers $12.28–$14.00 USD
  • Acceptable. Offer #1 priced at $12.28 + $4.99 shipping estimate = $17.27* total. Used Literature;.+$4.99 shipping
  • Used. Offer #2 priced at $14.00 + $4.47 shipping estimate = $18.47* total. It provides detailed information on how to use the device and what to do in case of any issues.+$4.47 shipping

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