Side-by-side
GP-Probe DIN L1 vs BroadShield GNSS Jamming & Spoofing Detection (SecureSync Interference Detection Suite)
Spec comparison for two products on Aviation Souk. Both compete in Air Traffic Control & Navigation Aids.

Air Traffic Control & Navigation Aids
GP-Probe DIN L1
by gpspatron
In-line DIN-rail GNSS interference detector that isolates receivers and time servers the moment spoofing or jamming is detected

Air Traffic Control & Navigation Aids
BroadShield GNSS Jamming & Spoofing Detection (SecureSync Interference Detection Suite)
by safran-trusted-4d
Patented software algorithms that detect GPS jamming and spoofing on standard receivers — no extra hardware — and switch timing to safe holdover automatically
| Cost of ownership | GP-Probe DIN L1 | BroadShield GNSS Jamming & Spoofing Detection (SecureSync Interference Detection Suite) |
|---|---|---|
| Price tier | — | — |
| Lead time (weeks) | ?–? | ?–? |
| Delivery | — | — |
| Install | — | — |
| GCC airports deployed | 0 | 0 |
| Certifications | 8 | 0 |
Specs
Technical specifications.
| Spec | GP-Probe DIN L1 | BroadShield GNSS Jamming & Spoofing Detection (SecureSync Interference Detection Suite) |
|---|---|---|
| GNSS signals monitored | GPS L1 C/A; QZSS L1 C/A, L1S; GLONASS L1OF; BeiDou B1I/B1C; Galileo E1B/C; SBAS L1 C/A (WAAS, EGNOS, MSAS, GAGAN) | — |
| Traceable GNSS | Any combination of constellations | — |
| GNSS RF channels | 1 (interference/anomaly detection and signal quality analysis) | — |
| Detected threat types | Interference in 60 MHz band; anomalies from asynchronous spoofing, high-power synchronous spoofing, and synchronous spoofing after parameter drift begins | — |
| RF spectrum monitoring | 65 MHz basic RF spectrum monitoring feature | — |
| Threat response | GNSS and PPS outputs disabled on detection; embedded jammer (BL option) blocks fake signals of any power | — |
| Embedded GNSS jammer output power | −50 dBm RMS | — |
| Isolation level, closed channel | > 60 dB | — |
| PPS output accuracy (clear sky) | < ±20 ns RMS to UTC(USNO), typical | — |
| PPS input | SMA(F), 50 Ω TTL-compliant, 1.3–5.5 V | — |
| GNSS antenna input | SMA(F), 50 Ω, 3.3 VDC bias, 50 mA max, short-circuit and disconnected-antenna fault detection | — |
| Network interface | 10/100BASE-T RJ45; HTTPS to GP-Cloud; IPv4/DHCP | — |
| Serial interface | RS-232 HOST port for external equipment control (Lua scripting) | — |
| Relay output | 1 Form C (SPDT), 2 A, 60 W/125 VA, 220 VDC/250 VAC | — |
| Operating system | FreeRTOS real-time OS | — |
| Power supply | 12–48 VDC | — |
| Power consumption | < 3.5 W | — |
| Mounting | DIN rail; optional adapter for 19-inch racks | — |
| Housing | DIN rail housing, polyamide with metal foot catch | — |
| Dimensions | 139.4 × 118 × 25 mm | — |
| Weight | 0.5 kg | — |
| Operating temperature | −20 to +50 °C | — |
| Humidity | 0–90% RH non-condensing @ 40 °C | — |
| ESD protection | ±15 kV air discharge (IEC 61000-4-2) on RF, PPS and serial ports | — |
| Warranty | 1 year (extended available), 1 year complimentary support | — |
| Jamming detection | — | CW tone, swept CW, pulsed CW, AWGN, BPSK and more |
| Spoofing detection | — | GNSS simulator signatures, GPS data anomalies, data inconsistencies, position jumps, time jumps |
| Monitored signals | — | GPS L1 (1575.42 MHz) and L2 (1227.6 MHz) |
| Hardware requirements | — | Works with standard commercial GPS/GNSS receivers — no additional hardware required |
| SecureSync integration (SS-OPT-BSH) | — | event logging, alarms, SNMP/email notification, automatic disabling of GNSS sync with switch to backup reference or oscillator holdover |
| Embeddable software library | — | convertible to most major programming languages, runs on nearly any operating system |
| Integration requirements | — | GPS receiver providing raw GPS NAV data + processing unit + Safran integration support |
| Threat library updates | — | Detection algorithms regularly updated against new and emerging threats; field-proven 10+ years |
| Ordering / variants | — | SS-OPT-BSH — Interference Detection Suite option for SecureSync time servers (software option, also available as field upgrade); BroadShield SDK — embeddable software library for OEM hardware platforms via Safran Federal Systems; complemented by BroadSense interference detection sensors. |
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