Side-by-side
NovAtel OEM729 GNSS Receiver Board vs SecureSync 2400 Resilient Time & Frequency Synchronization Platform
Spec comparison for two products on Aviation Souk. Both compete in Air Traffic Control & Navigation Aids.

Air Traffic Control & Navigation Aids
NovAtel OEM729 GNSS Receiver Board
by Hexagon AB — Safety, Infrastructure & Geospatial
Multi-frequency, all-constellation OEM7 receiver board with GRIT interference and spoofing detection and external oscillator input

Air Traffic Control & Navigation Aids
SecureSync 2400 Resilient Time & Frequency Synchronization Platform
by safran-trusted-4d
GNSS-disciplined master clock with jamming/spoofing detection and rubidium holdover — one traceable UTC reference for the whole airport campus
| Cost of ownership | NovAtel OEM729 GNSS Receiver Board | SecureSync 2400 Resilient Time & Frequency Synchronization Platform |
|---|---|---|
| Price tier | — | — |
| Lead time (weeks) | ?–? | ?–? |
| Delivery | — | — |
| Install | — | — |
| GCC airports deployed | 0 | 0 |
| Certifications | 5 | 9 |
Specs
Technical specifications.
| Spec | NovAtel OEM729 GNSS Receiver Board | SecureSync 2400 Resilient Time & Frequency Synchronization Platform |
|---|---|---|
| Signal tracking | GPS L1 C/A, L1C, L2C, L2P, L5; GLONASS L1 C/A, L2 C/A, L2P, L3, L5; Galileo E1, E5 AltBOC, E5a, E5b, E6; BeiDou B1I, B1C, B2I, B2a, B2b, B3I; QZSS L1 C/A, L1C, L1S, L2C, L5, L6; NavIC L5; SBAS L1/L5; up to 5 L-Band channels | — |
| GNSS resilience | spoofing detection, interference detection and mitigation provided by GRIT; Receiver Autonomous Integrity Monitoring (RAIM) | — |
| Horizontal position accuracy (RMS) | 1.5 m single point L1; 1.2 m single point L1/L2; 40 cm DGPS; RTK 1 cm + 1 ppm; TerraStar-C PRO / TerraStar-X 2 cm (subscription) | — |
| Time accuracy | <5 ns RMS; velocity accuracy <0.03 m/s RMS; data rate up to 100 Hz (measurements and position) | — |
| Time to first fix | cold start <34 s (typ), hot start <20 s (typ); signal reacquisition L1 <0.5 s, L2 <1.0 s (typ) | — |
| External oscillator input | MMCX input for disciplined timing applications | — |
| Interfaces | 1x RS-232/RS-422 + 2x LVCMOS serial up to 460,800 bps, 2x CAN 1 Mbps, USB 2.0, 10/100 Ethernet with web GUI, 2 event inputs, 1 event output, PPS output | — |
| Differential corrections | RTCM 2.1/2.3/3.0/3.1/3.2/3.3, CMR, CMR+, RTCA, NOVATELX; NMEA 0183 and NovAtel ASCII/binary logs | — |
| Power | 3.3 VDC +/-5%; 0.9 W (GPS L1 typ) to 1.8 W (all constellations/frequencies with L-Band, typ); antenna port 5 VDC, 200 mA max | 100-240 VAC, 12 VDC or 24/48 VDC; optional dual hot-swap with load sharing; 40 W typical (50 W Rubidium) |
| Physical | 60 x 100 x 9 mm, 48 g; form-factor and pin-compatible with previous-generation OEM628; MMCX antenna input | — |
| Environmental | -40 C to +85 C operating, -55 C to +95 C storage; MIL-STD-810G vibration (Cat 24, 20 g RMS), operating shock 40 g, acceleration 16 g; IEC 60068-2-6, ISO 9022-31-06 bump | — |
| Field-upgradeable OEM7 firmware options | GRIT, RTK, ALIGN heading, GLIDE, STEADYLINE, SPAN GNSS+INS | — |
| Oscillator options | — | TCXO, MSO, OCXO, HSO, low-phase-noise OCXO, Rubidium, low-phase-noise Rubidium |
| Holdover (1PPS max time error after 24h, constant temp) | — | 450 us TCXO / 87 us MSO / 25 us OCXO / 10 us LPN OCXO / 8 us HSO / 1 us Rubidium |
| 1PPS accuracy to UTC (GNSS-locked, 1 sigma) | — | +/-10 ns (HSO) to +/-50 ns (TCXO) |
| 10 MHz accuracy (24h average, GNSS lock) | — | 1x10^-12 (Rubidium) to 5x10^-12 (TCXO) |
| GNSS | — | GPS, Galileo, QZSS, NavIC, BeiDou; L1 (option 3) or multi-band L1/L5 + E1/E5a + B2a (option 4); T-RAIM; SMA input, +5 VDC antenna feed |
| GNSS interference (jamming/spoofing) detection | — | optional (SS-OPT-BSH); narrowband RF jamming filtering on multi-band receiver |
| Network timing protocols | — | NTP v2/v3/v4, SNTP, NTP Anycast; PTP v2 IEEE 1588-2019 (default, power IEEE 61850-9-3/C37.238, telecom G.8265.1/G.8275.2, enterprise, 802.1AS profiles) |
| PTP capacity and ports | — | Up to 2M PTP requests/s as grandmaster; up to 12x 1GbE + 8x 10GbE ports; White Rabbit via WROX card (nanosecond-level transfer) |
| Base I/O | — | 10 MHz sine (+13 dBm, BNC), 1PPS TTL, software-configurable TTL/RS-232/RS-485/IRIG AM-DCLS/NMEA/HAVE QUICK; 2 or 6 option card slots (40+ card types) |
| Management | — | HTTPS web UI, CLI, REST API, SNMP v1/v2c/v3, syslog RFC 5424; LDAP/RADIUS/TACACS+ authentication; FIPS 140-3 certified cryptomodule |
| Operating temp | — | -20 to +65 C (+55 C Rubidium); shock/vibration MIL-STD-810H tested |
| Size/weight | — | EIA 19-inch 1U, 434 x 44 x 385 mm, 2.72 kg (base with AC PSU); five-year limited warranty |
| Ordering / variants | — | Model code 240w-xyz: 2402 (2 option slots) or 2406 (6 option slots); power fixed AC / 12 VDC / 24-48 VDC / dual hot-swap (2400-HS-A1/D1/D2 modules); oscillator TCXO, OCXO, LPN OCXO, Rubidium, LPN Rubidium, MSO or HSO; GNSS multi-constellation L1 or multi-band. Upgrades: SS-OPT-BSH GPS jamming & spoofing detection, SS-OPT-AGP RINEX server. 40+ option cards incl. WROX White Rabbit and 1204-32 high-capacity PTP. |
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