Side-by-side
McQ TNet Repeater and Base Station vs GS-21 Underground Sensor
Spec comparison for two products on Aviation Souk. Both compete in perimeter-security.
perimeter-security
McQ TNet Repeater and Base Station
by mcq
Self-forming 900 MHz sensor mesh that relays UGS alarms and images beyond line of sight to any IP network, with built-in LTE backhaul.
perimeter-security
GS-21 Underground Sensor
by vortex-systems
Buried UGS with external seismic line-string support for extended pedestrian detection along a perimeter
| Cost of ownership | McQ TNet Repeater and Base Station | GS-21 Underground Sensor |
|---|---|---|
| Price tier | — | — |
| Lead time (weeks) | ?–? | ?–? |
| Delivery | — | — |
| Install | — | — |
| GCC airports deployed | 0 | 0 |
| Certifications | 0 | 0 |
Specs
Technical specifications.
| Spec | McQ TNet Repeater and Base Station | GS-21 Underground Sensor |
|---|---|---|
| RF data modem | UHF 900 MHz spread spectrum | — |
| Network channels | 10 separate channels (one selectable per sensor network) | — |
| Network type | Self-forming; automatic neighbour recognition and message routing with guaranteed delivery | — |
| Alarm delivery | Inbound target detection messages delivered instantaneously through the repeater chain; outbound C2 messages with acknowledgement | — |
| Encryption | Available | — |
| Base Station I/O | Ethernet TCP/IP, RS-232 serial, built-in cell LTE modem, external power connector | — |
| Repeater I/O | External power connector, RS-232 serial connector, AC or solar panel (relay-only unit; no Ethernet/LTE) | — |
| Data formats | TCP/IP message protocol; CDIF binary sensor message format; XML, CoT, JSON or CDIF output to other systems | — |
| GPS | Internal GPS receiver with external antenna | — |
| Tamper | Selectable tamper report configurations | — |
| Configuration | Configured over the network or locally | — |
| Power | BA-series battery; external power, AC or solar panel; built-in solar charge controller | — |
| Form factors | Outdoor rugged units and rack-mount units | — |
| Size (Base Station / Repeater) | 8 x 6 x 3.75 in | — |
| Weight (including one BA-series battery) | 5.5 lb | — |
| Sensing modalities | — | External seismic line strings (pedestrian) + internal magnetic sensor (vehicle presence and travel direction) |
| External sensor inputs | — | PIR (pedestrian/vehicle presence + travel direction) and contact-closure |
| Radio | — | Built-in 5 W VHF, strong foliage penetration |
| Radio range | — | Up to 35 miles line-of-sight |
| Battery life | — | 1+ year |
| Output | — | Mechanical relay to trigger external devices (cameras, lights, sirens) |
| Security | — | Tamper switch |
| Timing | — | Real-time clock; programmable self-test messages and scheduled access windows |
| Compatibility | — | Legacy Vortex and Monitron systems |
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