Condition: Used

The Viavi ONX-220 DSP OneExpert DSAM Meter is a high-performance field instrument for cable broadband technicians working on HFC networks. This unit is in good working condition. Please refer to the options image for the full list of enabled software licences and active options on this specific unit.

Included in the sale:
• Viavi ONX-220 DSP OneExpert DSAM unit

The images provided are of the actual item you will receive. Please review them carefully for the cosmetic condition and what is included in the sale.

The Viavi ONX-220 DSP OneExpert DSAM (Digital Signal Analysis Meter) is a high-performance field instrument designed for cable broadband technicians and network engineers working on HFC (Hybrid Fibre-Coax) networks. It provides comprehensive measurement capabilities for both upstream and downstream signals, with full support for DOCSIS 3.1 technology including OFDM and OFDMA channel analysis.

The ONX-220 DSP combines traditional signal level measurements with advanced spectrum analysis, ingress detection, and full-band capture to support network commissioning, maintenance, and troubleshooting workflows. Its extended upstream spectrum support makes it well suited for next-generation cable plant deployments.

Key Specifications:
Model: ONX-220 DSP OneExpert DSAM
Technology Support: DOCSIS 3.1, OFDM, OFDMA
Application: HFC cable network field testing
Upstream Analysis: Extended upstream spectrum support
Measurement Types: Signal level, spectrum analysis, ingress detection, full-band capture
Use Cases: Network commissioning, maintenance, and troubleshooting
Manufacturer: Viavi Solutions

For full and current specifications, please refer to the Viavi Solutions manufacturer website.

Shipping & Returns Policy

Shipping Policy

• Processing Time: Orders are typically processed and dispatched within 1 business day.
• Shipping Methods: We offer Expedited Shipping to all destinations using UPS/DHL/Fedex/Royal Mail and other reputable carriers.
• Shipping Times: Mainland UK: 1-2 Business Days / Mainland Europe and USA: 2-3 Business Days / Rest of the World 5-7 Business Days.
• Shipping Costs: These are calculated at checkout based on the shipping method, destination and package dimensions.
• CUSTOMS AND TAXES: It is YOUR responsibility to liaise with customs in your country and ensure your package is cleared and any taxes are paid.
• Shipping Destinations: We ship worldwide.
• Tracking: Once your order is shipped, we will provide you with a tracking number via email.
• Insurance: All shipments are insured. In case of damage, please contact us via email within 48 hours of receiving the product with photographic evidence, please also ensure a report is logged with the delivery driver.

Returns Policy

• Return Period: In the event of an item being received which is not as specified, you can return your purchase within 14 days of delivery.
• Condition of Items: Items must be returned unused and in their original packaging.
• Return Method: All returns must be notified in writing to hello@ttinstruments.com, and the email should include the order number, date and reason for return within 14 days of delivery.
• Restocking Fees: A restocking fee of up-to 20% is applicable for items returned for any reason other than not as specified.
• Refund Method: Refunds are processed to the original method of payment within 5 business days of receiving the return.
• Exchanges: We do not offer exchanges. It will either be a replacement or a refund.
• Return Shipping Costs: Return shipping costs will be borne by the customer unless the item is not as specified, in which case we will arrange a prepaid return label.