SARP SARP
RGMS chassis — marked port face, nameplate and mounting bracket

Time and frequency reference for military platforms

A jamming- and spoofing-protected GNSS receiver with an OCXO oscillator. One unit across naval, airborne and land platforms.

MIL-STD-810H · 461H

Military environment and EMC

Operates from −40 °C to +71 °C, and shares a platform with radar and radio without introducing interference.

RTCA DO-160G

Airborne requirements

The bracket-mounted chassis weighs 1.4 kg and is designed against the environmental conditions defined for airborne equipment.

Naval · Airborne · Land

One box, three environments

The same hardware and the same interfaces at sea, in the air and in a tactical vehicle.

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Loading model
< 25 µs
holdover drift over 24 hours
≈ 15 ns
GNSS-locked accuracy, RMS
1.4 kg
bracket-mounted chassis
−40…+71 °C
operating range

Designed to military and airborne standards

The chassis, power stage and interfaces were worked against military environmental and electromagnetic compatibility requirements. The airborne configuration was additionally assessed under RTCA DO-160G.

MIL-STD-810H
Environmental

Conforms to the military environmental test standard for temperature, altitude, shock, vibration, humidity and dust. RGMS is built to keep operating in the harshest conditions.

Compliant design
MIL-STD-461H
EMC / EMI

The electromagnetic interference and susceptibility standard. RGMS shares a platform with radar, radio and navigation systems without introducing interference.

Compliant design
RTCA DO-160G
Airborne

Designed to conform to the environmental conditions and test procedures defined for airborne equipment.

Compliant design

Applied levels and categories, along with measurement reports, are shared on datasheet request.

System features

The technical detail outside time assurance and a common reference.

Military-Standard Chassis

MIL-STD-810H and 461H compliant. The airborne configuration is designed to meet DO-160G.

Remote Management

SNMPv2 monitoring and status reporting, with an RS232 console for local access.

PoE and Wide Input

9–48 VDC, with Power over Ethernet where running a separate supply line isn't practical.

−40 … +71 °C

Operating range with no heater required. Storage −55 … +85 °C.

1.4 Kilograms

120 × 64 × 150 mm, bracket-mounted. The same box at sea, in the air and on the ground.

Redundant Power

An adapter and PoE can be connected at the same time. If the adapter drops, the unit keeps running on PoE.

RGMS

Ruggedized GNSS Management System. A jamming- and spoofing-protected GNSS receiver, a disciplined OCXO, and nine separate time and frequency outputs.

Time and frequency reference systems

SARP develops ruggedized time, frequency and position reference systems for defense and critical infrastructure. Products are designed against military environmental and EMC requirements, and airborne configurations are worked to RTCA DO-160G.