Side-by-side
GP-Probe Nano L1 vs VersaPNT Assured Positioning, Navigation & Timing Unit
Spec comparison for two products on Aviation Souk. Both compete in Air Traffic Control & Navigation Aids.
Air Traffic Control & Navigation Aids
GP-Probe Nano L1
by gpspatron
Pocket-sized wearable GNSS jamming detector and logger for field patrols and interference investigations
Air Traffic Control & Navigation Aids
VersaPNT Assured Positioning, Navigation & Timing Unit
by safran-trusted-4d
Compact rugged GNSS + inertial sensor-fusion unit — navigation system, master clock and NTP/PTP time server in one 1 kg IP65 box
| Cost of ownership | GP-Probe Nano L1 | VersaPNT Assured Positioning, Navigation & Timing Unit |
|---|---|---|
| Price tier | — | — |
| Lead time (weeks) | ?–? | ?–? |
| Delivery | — | — |
| Install | — | — |
| GCC airports deployed | 0 | 0 |
| Certifications | 10 | 5 |
Specs
Technical specifications.
| Spec | GP-Probe Nano L1 | VersaPNT Assured Positioning, Navigation & Timing Unit |
|---|---|---|
| Monitored GNSS signals | GPS L1; Galileo E1B/C; GLONASS G1; BeiDou B1 | — |
| RF power measurement range | +5 to −100 dBm | — |
| Detection range | Up to 200 m line-of-sight (5 dBm jammer); ~50 m with jammer inside a vehicle | — |
| Operating modes (standalone) | Detector — real-time alerts; Logger — silent autonomous recording up to 1 measurement/s | — |
| Alerts | Sound, vibration, 36-LED power scale | — |
| Smartphone integration | Android via GPSPATRON Connect app; GP-Cloud integration available | — |
| Battery | 3.7 V LiPo, 450 mAh | — |
| Runtime | Up to 30 days continuous (Detector mode); up to 3 months (Logger mode) | — |
| Charging | USB Type-C, ~90 minutes to full charge | — |
| Dimensions | 113 × 31 × 15 mm | — |
| Weight | ~50 g | — |
| Enclosure rating | IP65 | — |
| Operating temperature | −20 to +60 °C | — |
| Storage temperature | −20 to +70 °C | — |
| Humidity | 0–90% RH non-condensing @ 40 °C | — |
| Included accessories | 1 m USB-C cable, ¼" quick-release adapter, car/motorcycle/bicycle mounting kits, NATO rail adapter, belt clip | — |
| Warranty | 1 year (extended available), 1 year complimentary support | — |
| Sensor fusion | — | FlexFusion engine combining GNSS + internal tactical-grade MEMS IMU + precision oscillator; external IMU and alternative-navigation inputs supported |
| GNSS | — | 72-channel L1 receiver, multi-constellation capability; SMA input with +5 VDC antenna feed; AJAS anti-jam antenna compatible |
| Oscillator options | — | OCXO, high-performance OCXO, mRO-50 miniature rubidium |
| 1PPS accuracy to UTC (locked) | — | +/-50 ns; frequency accuracy 5x10^-12 (OCXO) to 1x10^-12 (mRO-50) averaged over 24h |
| Holdover 1PPS drift (mRO-50) | — | 0.2 us @ 4 h, 1.5 us @ 24 h, 20 us @ 7 days; (OCXO): 3 us @ 4 h, 40 us @ 24 h |
| Position accuracy | — | 2.5 m RMS horizontal, 5.0 m RMS vertical (GPS L1, typical); velocity +/-0.05 m/s; heading <0.2 deg RMS with GPS; 400 Hz nav output rate |
| Operational readiness (hot start) | — | 1 ms UTC accuracy in 60 s, 1 us in 200 s |
| Timing I/O | — | 1PPS, configurable pulses to 10 MHz, IRIG DCLS (A/B/E/G, NASA-36), HaveQuick, NMEA 0183 over RS-232/RS-485, 10 MHz sine (SMA) |
| Network | — | NTP v2/v3/v4 server, PTP IEEE 1588 v1/v2 master, dual 10/100/1000bT; SNMP v2/v3, JSON RPC, HTTPS web management |
| GNSS jamming/spoofing detection | — | optional embedded |
| Power | — | 10-32 VDC, <25 W typical (OCXO), 0.4 W standby; size 147.3 x 127.5 x 63.0 mm VITA 75; weight 1.0 kg |
| Environment | — | -40 to +71 C operating (OCXO; -10 to +45 C mRO-50), IP65, MIL-STD-810G shock/vibration, MIL-STD-461F EMI/EMC, 45,000 ft altitude |
| Ordering / variants | — | Oscillator: OCXO / high-performance OCXO / mRO-50 mini-rubidium (rugged low-phase-noise OCXO option for high-vibration platforms); optional internal option board for additional RS-232/RS-485/DCLS interfaces; optional embedded jamming/spoofing detection; optional VICTORY interface; external IMU input. SAASM and M-Code receiver variants are export-controlled (authorised government users only) and excluded from this listing. |
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