pulseEKKO®

System Specifications

Specifications	Values
Time Window	Up to 64,000 ns
Points per Trace	Up to 30,000
Stacking	2048 (65,536 for Ultra receiver)
Maximum System Performance	Standard Receivers: 186dB + 10log₁₀(Stacks), e.g. 219dB @ 2048 stacks 3200 (Ultra) Receiver: 186dB + 10log₁₀(Stacks), e.g. 234dB @ 65,536 stacks
Sampling	Digital Equivalent Time Sampling (DETS)
Data quality assurance	Active temperature and voltage compensation
Pulse Repetition Frequency (PRF)	Variable, up to 100 kHz
Temporal Sampling Increment (hardware)	5 ps

Low Frequency Hardware Specifications

Low Frequency Antennas

Specifications	12.5 MHz	25 MHz	50 MHz	100 MHz	200 MHz
Size(cm)	736 × 14 × 5	368 × 14 × 5	184 × 14 × 5	92 × 14 × 5	46 × 14 × 5
Size(in)	289.8 × 5.5 × 2.0	144.9 × 5.5 × 2.0	72.4 × 5.5 × 2.0	36.2 × 5.5 × 2.0	18.1 × 5.5 × 2.0
Weight	7.2 kg (15.9 lbs)	3.6 kg (7.9 lbs)	1.8 kg (4.0 lbs)	1.2 kg (2.6 lbs)	0.8 kg (1.8 lbs)
Elements	5	3	1	1	1
Feed	Center	Center	Center	Center	Center
Connector	Parallel	Parallel	Parallel	Parallel	Parallel
Center Frequency (MHz)	12.5	25	50	100	200
-6dB Bandwidth	6 – 18 MHz	12 – 38 MHz	25 – 75 MHz	50 – 150 MHz	100 – 300 MHz

Transmitter & Receiver

Specifications	Transmitter (LP)	Transmitter (VP)	Receiver (1600)	Receiver (Ultra, 3200)
Operating Temperature	-40℃ to +55℃ (-40℉ to +131℉)	-40℃ to +55℃ (-40℉ to +131℉)	-40℃ to +55℃ (-40℉ to +131℉)	-40℃ to +55℃ (-40℉ to +131℉)
Size	260×150×110 mm (10.2 × 5.9 × 4.3 inches)	260×150×110 mm (10.2 × 5.9 × 4.3 inches)	260×150×110 mm (10.2 × 5.9 × 4.3 inches)	260×207×110 mm (10.2 × 8.1 × 4.3 inches)
Weight (no batteries)	1.7 kg (3.65 lbs)	1.7 kg (3.65 lbs)	1.7 kg (3.65 lbs)	2.0 kg (4.4 lbs)
Battery Weight (each, 2 required)	0.7 kg (1.54 lbs)	0.7 kg (1.54 lbs)	0.7 kg (1.54 lbs)	0.7 kg (1.54 lbs)
Power Consumption	150 mA @ 12V	500 mA @ 12V	125 mA @ 12V	500 mA @ 12V
Maximum Voltage	14 Volts	14 Volts	14 Volts	14 Volts
Low Power Warning	at 11 Volts	at 11 Volts	at 11 Volts	at 11 Volts
Cable Interface	Fibre Optics	Fibre Optics	Fibre Optics	Fibre Optics
Active Compensation	-40℃ to +55℃ (-40℉ to +131℉)	-40℃ to +55℃ (-40℉ to +131℉)	-40℃ to +55℃ (-40℉ to +131℉)	-40℃ to +55℃ (-40℉ to +131℉)
Receiver Sensitivity	N/A	N/A	1.5uV lsb	0.79uV lsb. to 31.7uV lsb (User Programmable)
Data Recording	N/A	N/A	16 bit	32 bit

High Frequency Hardware Specifications

High Frequency Transducers

Specifications	250 MHz	500 MHz	1000 MHz
Size(cm)	20 × 38 × 38	16 × 23 × 23	12 × 15 × 15
Size(in)	7.9 × 14.5 × 14.5	6.5 × 9.1 × 9.1	4.7 × 5.9 × 5.9
Weight	3.0 kg (6.6 lbs)	1.2 kg (2.6 lbs)	0.6 kg (1.3 lbs)
Power Consumption	1.5 Watts, 125 mA @ 12V	1.5 Watts, 125 mA @ 12V	1.5 Watts, 125 mA @ 12V
Elements	Resistive Dipole	Resistive Dipole	Resistive Dipole
Feed	Center Balanced	Center Balanced	Center Balanced
Connector	Metallic cable	Metallic cable	Metallic cable
Center Frequency (MHz)	250	500	1000
-6dB Bandwidth/th>	125 – 375 MHz	250 – 750 MHz	500 – 1500 MHz

Borehole GPR Hardware Specifications

Borehole Antenna	50 MHz	100 MHz	200 MHz
Length	1.84 m (73 inches)	1.44 m (57 inches)	1.21 m (48 inches)
Weight	1.3 kg	1.1 kg	0.9 kg

Specification	Value
Borehole antenna diameter	29 mm (1.125 inches)
Minimum borehole diameter	33 mm (1.25 inches)
Borehole cable length	30 m (100 feet)
Borehole separation	2 to 20 meters

Battery Specifications

Specifications	Values
Transmitter and Receiver Batteries (for 12.5, 25, 50, 100, 200 MHz Antennas)	12 Volts, 2.3 AH, 0.7 Kg (1.54 lbs) 182 × 24 × 62 mm (7.2 × 0.9 × 2.4 inches)
Tow Mode Belt Battery	12 Volts, 9 AH, 2.6 Kg (5.7 lbs) 160 × 80 × 100 mm (6.3 × 3.1 × 3.9 inches)
Grey SmartCart Battery	12 Volts, 9 AH, 3.6 Kg (7.9 lbs) 240 × 190 × 110 mm (9.4 × 7.5 × 4.3 inches)
Battery Charger (for Belt & Grey SmartCart batteries)	AC mains input: 100-240V, 1.5A, 50/60Hz Output: 12 Volts @ 1 Amp

DVL Specifications

Specifications	Values
Length	24 cm (9.5 in)
Width	24 cm (9.5 in)
Depth	6.8 cm (2.7 in)
Weight	2.75 kg (6.1 lb)
Input Power	11-18V, 4A maximum
Power Consumption (with Control Module)*	18 Watts, 1.5 Amps @ 12 volts
Screen	8.0 inch diagonal, high-visibility, sunlight-readable LCD color display Resistive touchscreen (can be used with or without gloves) Adjustable backlighting 1500 NIT and 800:1 contrast ratio
Wireless	Integrated modules: Wi–Fi (IEEE 802.11 b,g,n) 2.4 GHz
Integrated Global Navigation Satellite System	Receives GPS/GLONASS (+/−10m)
Audio	Built–in speaker–85dBA speaker w/volume control
Storage	8 GB Internal (see Internal Memory Data Capacity table below)
CPU Speed	Quad Core, 800 MHz
Ports	USB, RS232, 2 × 15–pin GPR ports, Odometer, Power
Temperature & Environmental	Ruggedized, environmentally sealed unit and connections. Ingress protection (IP) rating: Rated to IP65 under IEC 60529 Relative Humidity operation (non–condensing): 10–90% Operating temperature range: -20 to +50°C
Regulatory Specifications	EMC–FCC, CE, IC, ACA, RSM Safety–TUV, CE

*The power specification represents average power consumption. Power profile varies at initial power-up, and under different operating conditions. Sensors & Software supplied batteries can manage the variation in power profile. Care should be taken if powering systems with another power source.

Internal Memory Data Capacity based on Antenna Frequency

Frequency	Step Size (m)	Time Sampling Interval (ps)	Time Window (ns)	Approx. Depth (m) V=0.1 m/ns	Number of Points/Trace	Line Kilometers
12.5	2	6400	2000	100	313	21,000
25	1	3200	1000	50	313	10,600
50	0.50	1600	500	25	313	5,300
100	0.25	800	200	10	250	3,100
200	0.10	400	100	5	250	1,270
250	0.05	400	60	3	150	930
500	0.02	200	40	2	200	300
1000	0.01	100	20	1	200	151

Case Studies

Glacier Mapping

Glaciers contain large volumes of fresh water. Mapping glaciers 3D shape indicate the volume of available water. This study highlights work by University of Calgary scientists engaged in mapping the volume of Stagnation Glacier in Canada.

Learn more

Specifications