Rugged, Multi-channel GPR Controller
The SIR® 30 is the next-generation high-performance multi-channel radar control unit. This system can collect up to eight channels of data simultaneously with uncompromised performance, making it ideal for transportation infrastructure, large-scale utility, geology, and mining applications.

Specifications:
SYSTEM
ANTENNA SUPPORT Compatible with all GSSI analog antennas
NUMBER OF CHANNELS Records data from 1 to 4 hardware channels simultaneously; two 4 channel systems can be connected to form an 8 channel system
DATA STORAGE Internal memory: 900 GB, GPS data logged internally
DISPLAY MODES Linescan and O-scope. In Linescan display, 256 color bins are used to represent the amplitude and polarity of the signal
OPERATIONAL MODES External laptop, standalone with external monitor and keyboard or remote command set
DATA ACQUISITION
DATA FORMAT RADAN® (.dzt)
SCAN RATE INTERVAL User-Selectable
OUTPUT DATA RESOLUTION 32-bit
1-4 CHANNELS @ 100 KHZ PRF Samples | Max Rate (scans/Sec)
256 | 326 / 512 | 178 / 1024 | 93 / 2048 | 48 / 4096 | 24 / 8192 | 12 / 16,384 | 8
1-4 CHANNELS @ 800 KHZ PRF Samples | Max Rate (scans/Sec)
256 | 1449 / 512 | 990 / 1024 | 606 / 2048 | 341 / 4096 | 182 / 8192 | 94 / 16,384 | 48
SAMPLES PER SCAN 256, 512, 1024, 2048, 4096, 8192, 16,384
TIME RANGE 0-20,000 nanoseconds full scale, user-selectable Gain: Manual adjustment from -42 to +126 dB. Number of segments in gain curve is user-selectable from 1 to 8.
STANDARD REAL-TIME FILTERS Linescan and O-scope. Infinite Impulse Response (IIR) – Low and High Pass, vertical and horizontal Finite Impulse Response (FIR) – Low and High Pass, vertical and horizontal
ADVANCED REAL-TIME FILTERS Migration, Surface Position Tracking, Signal Floor Tracking, Adaptive Background Removal
EXTERNAL MARKER Three different inputs/codes: Antenna, Front panel, Accessory connector
AUTOMATIC SYSTEM SETUPS Linescan and O-scope. Storage of an unlimited number of system setup files for different survey conditions and/or antenna deployment configurations
LANGUAGES English and Chinese
OPERATING
OPERATING TEMPERATURE -10°C to 50°C external (14°F to 122°F)
POWER 260W max at 95-250VAC 50/60Hz with the AC supply or 30A max continuous at +10VDC to +28VDC
TRANSMIT RATE Up to 800 KHz (International), US/Canada and CE rates depend on antenna model
INPUT/OUTPUT
AVAILABLE PORTS Antenna inputs (2 or 4), Survey wheel, Marker, DC power input, Serial RS232 (GPS port), Sync connector, Accessory connector, HDMI video, Ethernet to PC, 4 USB ports
MECHANICAL
DIMENSIONS 17.7 x 13 x 5.1 in (45 x 33 x 13 cm)
WEIGHT 18.5 lbs (8.4 kg)
RELATIVE HUMIDITY <95>