Condition: Refurbished

This JDSU CellAdvisor JD785B is a seller-refurbished base station analyzer with calibration expiry of February 2025. The unit includes a range of options and accessories as pictured. Please note there are a couple of small scratches in the middle of the screen — please review the images carefully.

Active licensed options on this unit:
• 001 — 2 Port Transmission Measurements
• 002 — Bias Tee
• 008 — Optical Hardware
• 010 — GPS Receiver & Antenna
• 011 — Interference Analyzer
• 043 — WCDMA+HSPA+OTA Analyzer

Included in the sale:
• JD785B CellAdvisor Base Station Analyzer
• JD72450509 accessory (as referenced in title)
• Range of accessories as pictured

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 JDSU (now Viavi Solutions) CellAdvisor JD785B is a high-performance, multi-function base station analyzer designed for the installation, commissioning, and maintenance of wireless cell sites. It combines spectrum analysis, cable and antenna analysis, interference analysis, signal analysis, and RF/optical power metering into a single rugged, portable, cloud-enabled instrument — ideal for harsh field environments.

The JD785B supports all wireless technologies from 2G through to 4G LTE-Advanced, including LTE Carrier Aggregation, MIMO 4x4, and WCDMA/HSPA. Its Auto-Measure function provides one-button standards-based RF and modulation analysis, while the dual spectrogram view aids rapid interference identification. The instrument is cloud-enabled via VIAVI StrataSync and supports Bluetooth remote control within 100 metres.

Key Specifications:
Spectrum Analyzer Range: 9 kHz to 8 GHz
Cable & Antenna Analyzer Range: 5 MHz to 6 GHz
RF Power Meter Range: 10 MHz to 8 GHz
Display: High-brightness colour touchscreen with backlit key panel
Wireless Technologies Supported: GSM, WCDMA, HSPA, LTE, LTE-Advanced
Connectivity: Bluetooth, Wi-Fi (StrataSync cloud sync)
Form Factor: Rugged, portable handheld

Key Features:
Spectrum Analyzer up to 8 GHz
Signal Analyzer for 2G to 4G LTE-A Carrier Aggregation
MIMO 4x4 measurement capability
PIM detection and MBMS analysis
RFoCPRI fronthaul testing (Layer-2 term and monitoring)
Interference Analysis over CPRI fronthaul
Dual Spectrogram View
Channel Scanner
Over-the-Air (OTA) measurement
Optical Power Meter (via USB accessory)
Fiber Inspection via P5000i microscope support
Cloud-enabled via VIAVI StrataSync

The CellAdvisor JD785B is a trusted tool for field engineers who need comprehensive, multi-function RF and antenna analysis in a single portable platform.

Viavi Solutions CellAdvisor JD780B Series product page and documentation: Download PDF

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, the email should accompany the order number, date and reason for return and must be 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 this case we will arrange for the return by way of a prepaid shipping label.