CELTONE M-861 Switching Statistical Multiplexer

( Brand: Celtone ), ( Manufacturer Part Number: M-861 ), ( Unit Type: Unit )

Review CELTONE Rare Switching Statistical Multiplexer

The Celtone M-861 Switching Statistical Multiplexer is a versatile and high-performance telecommunications device designed for managing and optimizing multiple data streams in a single communication line. This multiplexer employs both time-division multiplexing (TDM) and statistical multiplexing techniques to efficiently allocate bandwidth among multiple channels.

The M-861 is a 1-RU (Rack Unit) device, making it an ideal fit for telecom racks and other compact networking installations. It supports a wide range of communication interfaces, including E1, T1, and E3, allowing seamless integration with various telecom networks.

The statistical multiplexing feature of the M-861 ensures that each channel is allocated the appropriate bandwidth based on its current traffic demands. This not only maximizes the use of available bandwidth but also ensures that critical data is prioritized and transmitted promptly. The multiplexer's intelligent traffic management algorithm continuously monitors the traffic patterns of each channel and dynamically adjusts bandwidth allocations as necessary.

The device also includes advanced error correction capabilities, such as Automatic Repeat reQuest (ARQ) and Forward Error Correction (FEC), which help maintain data integrity even in noisy communication channels. In addition, it offers advanced features like Loop Start (LS) and Auto-Reverse (AR) signaling, making it a suitable choice for various telecom applications.

The Celtone M-861 Switching Statistical Multiplexer comes with a user-friendly web-based interface, which allows for easy configuration, monitoring, and troubleshooting. It also supports remote management through SNMP v1, v2c, and v3, enabling network administrators to manage multiple devices from a central location.

This multiplexer is designed for 24/7 operation in harsh telecom environments and is built to meet the rigorous requirements of telecom applications, including temperature ranges from -5 C to 45 C, high humidity, and electromagnetic interference (EMI) and radio frequency interference (RFI).

In summary, the Celtone M-861 Switching Statistical Multiplexer is a feature-rich and high-performance device that offers efficient bandwidth management, advanced error correction, and robust design, making it an excellent choice for various telecom applications.

The Celtone M-861 Switching Statistical Multiplexer is a networking device that allows multiple data sources to share a single communication line. Here are the pros and cons of buying this device:

1. Enhanced Bandwidth Utilization: By multiplexing multiple data streams into a single communication line, the Celtone M-861 helps in maximizing the utilization of available bandwidth.

2. Cost-Effective: The device reduces the need for multiple communication lines, thereby helping in cost savings.

3. Improved Productivity: By enabling efficient data transfer, the Celtone M-861 helps in improving overall productivity.

4. Flexible: The device supports various communication protocols, making it a versatile solution for different networking requirements.

5. Reliable: The Celtone M-861 is known for its high reliability and robustness, ensuring minimal downtime and data loss.

1. Complex Configuration: The Celtone M-861 requires a certain level of technical expertise for configuration and management.

2. High Capital Cost: The initial investment required for purchasing and implementing the device can be high.

3. Limited Scalability: The device may not be suitable for large-scale networking requirements due to its limited capacity.

4. Dependence on Power Supply: The Celtone M-861 requires a stable power supply to function optimally, making it vulnerable to power outages.

The Celtone M-861 Switching Statistical Multiplexer is an effective solution for organizations looking to maximize their bandwidth utilization and reduce communication costs. Its versatility, reliability, and high productivity make it an attractive option for businesses with moderate to large networking requirements. However, its complex configuration, high capital cost, limited scalability, and dependence on power supply are factors that need to be carefully considered before making a purchase.

If your organization has moderate to large networking requirements and is looking to optimize bandwidth utilization and reduce communication costs, the Celtone M-861 Switching Statistical Multiplexer is a recommended option. However, it is important to ensure that you have the necessary technical expertise for configuration and management, and that you have a stable power supply to ensure optimal functioning of the device. Additionally, it is recommended to evaluate other multiplexing solutions in the market to ensure that the Celtone M-861 is the most cost-effective and suitable option for your specific requirements.

Details:

Sorting through and listing a preserved collection of vintage telecommunications computer technology from the mid 1980to early 1990 I am open to fair and reasonable offers. I should be able to dig up a cord for it, otherwise not included. I have complete desktop systems IBM, AT and some partial computer systems, talcum racks, modems, PBX phone gear, assortment of mobile phone, power conversion units, networking components, cables even original manuals, schematics, office records documentation all authentic tech relics from the 198090s.

Untested however comes from an environment of other equipment that was in good working condition before being placed storage. This time capsule collection comes from an entire office that was packed up and stored away untouched since 1995. If you re looking for a specific piece from this era, feel free to reach out theres good chance I have it.

part #: m861 price

• $395.95

specifications patimonitors:

• brand: Celtone
• mpn: M-861
• unit type: Unit

payments patimonitors:

• credit card: Diners-club
• other
• wallet: Google-pay

returns patimonitors:

• policy: No Returns

seller patimonitors:

• # reviews: 4433
• rating: 100.0%
• city: Anaheim, California

offer patimonitors:

• best offers: True
• sold: 0
• availability: In Stock
• quantity: 1
• started: March 11, 2026
• options: Ship-to-home

general patimonitors:

• Healthcare, Lab Dental > Medical Lab Equipment, Devices > Patient Monitors
• condition: Used

shipping patimonitors:

• cost: $0.00
• service: USPS Ground Advantage
• carrier: USPS
• type: Fixed
• class: Standard
• transit: 3-9 Days