82168A HP Acoustic Coupler

Review HP Acoustic Coupler

The 82168A Acoustic Coupler is a vintage communications device that serves as a bridge between analog telephone lines and early computers, such as those from the 1970s and 1980s. This acoustic coupler is a functional piece of technology history and can be an exciting addition to any collector's collection or a fascinating tool for those interested in retro computing.

The 82168A Acoustic Coupler is designed as a small, lightweight box with dimensions of approximately 11.5 x 6.5 x 2.5 inches (29.2 x 16.5 x 6.4 cm). The device is made of sturdy, durable plastic, ensuring it can withstand regular handling and provide reliable service.

The device features an acoustic coupling mechanism, which allows users to connect their computers to a telephone line using a standard RJ-11 cable. Users place the telephone handset in a cradle at the top of the coupler, and the other end of the RJ-11 cable is connected to the computer's modem or serial port. Once connected, users can dial a telephone number and communicate with other computers or networks through the telephone line.

The 82168A Acoustic Coupler comes with a built-in speaker and microphone, allowing users to hear and speak through the telephone line. The microphone is located at the bottom of the device, while the speaker is located on the top, near the handset cradle. The device also features a volume control knob, allowing users to adjust the sound level as needed.

The 82168A Acoustic Coupler is compatible with various computer systems, including Apple II, Commodore 64, Atari 8-bit, and many other vintage computers with serial ports or modems. It operates using audio frequencies, which allows for simple and reliable communication over standard telephone lines.

In conclusion, the 82168A Acoustic Coupler is a unique and fascinating piece of technology history. It serves as an excellent addition to any vintage computing collection or a practical tool for those interested in retro computing. With its sturdy construction, built-in speaker and microphone, and compatibility with various computer systems, this acoustic coupler is a reliable and functional device that allows users to experience the early days of computer networking.

1. Nostalgia: For those who grew up in the early days of computing, an acoustic coupler can be a fun and nostalgic addition to a vintage computer setup.

2. Compatibility: An 82168A acoustic coupler is compatible with many vintage computers, such as the Apple II and Commodore 64, that do not have built-in modems.

3. Simple to use: Acoustic couplers are simple to use and do not require any software installation or configuration.

1. Slow speed: Acoustic couplers are significantly slower than modern communication methods, such as Ethernet or Wi-Fi, with data transfer rates of only a few kilobits per second.

2. Limited range: Acoustic couplers can only transmit data over short distances, typically less than 30 feet (10 meters), and require a direct line of sight between the two devices.

3. Noise sensitivity: Acoustic couplers are sensitive to noise, such as background sounds or electrical interference, which can disrupt data transmission.

An 82168A acoustic coupler can be a fun and nostalgic addition to a vintage computer setup, but it comes with some significant limitations. The slow data transfer rates and limited range may make it impractical for many modern use cases. However, if you are a collector or enthusiast, and you have the space and patience to set up a dedicated connection, an acoustic coupler can be a worthwhile investment.

If you are looking for a way to connect two vintage computers that do not have built-in modems, an acoustic coupler may be a viable option. However, consider the limitations of the technology and whether it meets your needs before making a purchase. If you require faster data transfer rates or a more flexible connection, you may want to consider alternative communication methods, such as a serial cable or a USB-to-serial adapter.

Details:

Great condition.

specifications vintcalc:

• brand: Hp
• mpn: 82168a
• model: Hp 82168a
• part type: Acoustic
• vintage: Yes

seller vintcalc:

• rating: 99.3%
• # reviews: 922
• city: snellville, georgia

payments vintcalc:

• other
• credit card: visa
• wallet: paypal

offer vintcalc:

• started: august 11, 2024
• prices: $9.95–$161.85
• item condition: Used
• options: ship-to-home
• availability: in stock
• in stock #: 3
• sold #: 27

returns vintcalc:

• policy: no returns

general vintcalc:

• category: Electronics > Vintage Calculators

shipping vintcalc:

• carrier: usps
• service: usps ground advantage
• transit: 5-10 days
• type: calculated
• class: standard