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Product details

Product Info

Tersus Oscar Ultimate GNSS Receiver Bundle – RTK Accuracy. Zero Compromise. ExtremeRTK™ Patented Technology-powered GNSS receiver with calibration-free Tilt Compensation, engineered for Challenging Environments.

The Tersus Oscar Ultimate is the flagship GNSS receiver built for professionals who demand precision, speed, and efficiency in the field. With full GNSS support, real-time tilt compensation, and a rugged IP68-rated housing, the Oscar Ultimate is designed to thrive in challenging environments — no bubble level needed.

This complete AlphaGeo bundle includes everything you need to hit the ground running.

ONE WEEK FREE TRIAL AVAILABLE! Contact us for more information.

✅ What’s Included in the Bundle

Tersus Oscar Ultimate GNSS Receiver (IMU-enabled with OLED screen)
2× Hot-swappable batteries (up to 16 h continuous runtime)
UHF Antenna (410–470 MHz)
Charger & Power/Data Cables
Robust Hard Carry Case
Pole Mount Adapter
Pre-configured with UK/EU survey settings
Free access to NUWA Android App.
TC50 PDA
Survey Pole
Optional controller bundles (TC20, TC80) available – contact us for pricing.

Key Features


🔹 576-channel multi-constellation engine
GPS, GLONASS, BeiDou, Galileo, QZSS, and SBAS – full global coverage

🔹 IMU Tilt Compensation (60° tilt)
No need to level your pole — save time on every shot with 2 cm vertical precision

🔹 OLED Display
Onboard interface for quick field checks, mode switching, and system diagnostics

🔹 Multiple Data Links
Integrated UHF radio (5–10 km range), 4G LTE, Wi-Fi, Bluetooth, NFC, NTRIP-ready

🔹 Rugged IP68 Housing
Water/dustproof, MIL-STD-810G certified, 2 m pole drop resistant

🔹 Large Internal Storage
16 GB internal memory supports 300+ days of logging (15s intervals)

⚙️ Technical Specs at a Glance

Feature

Spec

RTK Accuracy (RMS)

H: 8 mm + 0.5 ppm / V: 15 mm + 0.5 ppm

Tilt Measurement Accuracy

≤ 2 cm at up to 60° tilt

Start Time (TTFF)

<35 s cold / <10 s warm

Battery Runtime

Up to 16 hours with dual pack

Data Formats

RTCM 2.x/3.x, CMR, NMEA, RINEX

Compatibility

Tersus NUWA app, TC controllers, 3rd-party loggers

Delivery Details

Free UK Delivery is available on all orders over £100. 

Orders under £100 have a fixed delivery price of £8.

Delivery takes around 4-5 weeks to most UK addresses, except for in stock items, as below.

In-Stock Items Only - Delivery will be made in 2-3 working days. Next Day Delivery is also available to UK mainland addresses for £30 per order, order By 12pm, Mon to Fri to receive next day.

Conditions - Some locations outside mainland UK may incur additional charges, which are representative of the extra cost that we get charged by the courier. Delivery is available to Europe and some Worldwide locations. Contact us directly on sales@alphageouk.com if you need any help or have questions, before you order.

FAQs

Please read our FAQs page to find out more.

What does each product package include?

Each listing clearly states what’s included in the box (e.g. main unit, batteries, charger, cables, software license, spare parts, accessories). If you’re unsure, check the “Package Comparison” section of the product page or contact us for confirmation before purchase.

How long does delivery take, and when will my order ship?
  • UK deliveries: 2–5 business days under normal stock conditions.
  • Pre-order / backorder items: Typically around 4 weeks (or as otherwise specified).
  • Orders placed before 2 pm (weekdays) are dispatched the same day when in stock.
  • Free UK delivery is available for orders over £100.
What warranty and support do you offer?
  • Every product comes with a 12-month warranty covering manufacturing defects under normal use.
  • During the warranty, we provide repairs or replacement of faulty parts, as well as technical support.
  • After the warranty period, we continue to offer repair, servicing, and parts support.
  • Our UK repair centre handles original parts and full testing.
Can I get a demonstration, training or customized solution?

Yes - we offer product demonstrations (in person or virtually), webinars, and one-on-one training to help you get up to speed. We also custom-configure or adapt solutions (e.g. integrating sensors, payloads, alternate configurations) to suit your specific project needs.