Welcome To Seismic Source Company

Seismic Source Company is a manufacturer of seismic instruments and data acquisition systems. Its products are used in a broad range of applications: Seismology, Structural Monitoring, Seismic Site Evaluation, Civil Engineering, Gas and Oil Exploration, Industrial Vibration Monitoring.

Products

DAQ3-3
Distributed High Resolution Seismic Recording System

The Distributed DAQlink III is the combination of a standard DAQlink III with an "expansion bubble". This expansion bubble houses a high-speed networking subsystem for passing trigger signals and seismic data between units. The entire system is connected to a computer controls the seismograph and stores the acquired seismic data.

The distributed system can be interconnected through conventional geophone-style cables, or high-speed network-style cables, or else conventional Wi-Fi transceivers. Plus, all Distributed DAQlink III units can be utilized as standard seismographs if the need should arise.

 

MegaDAQ: Multiple DAQ3-24s

 

 

A MegaDAQ consists of multiple DAQ3-24s connected via a network. This can be either a wired or wireless network. The network both controls the seismographs and collects the seismic data in real time.

 

Field Benefits:


 

Cutting-Edge Technology for Data Quality

Ultra High-Speed 24bit ADC (48,000 samples/sec)

High Resolution Clock

Low Noise & Low Distortion Means Better Data

 

Designed to Produce and Protect Data

Data Always Stored in Box - No Lost Data

Offload Data While Recording – No Lost Production

Better Data Handling for Superior Production
 

Versatile Operation

Continuous Recording

Trigger on Time, Data Event or Trigger Input

Different Modes for Different Types of Projects

 

Multiple Operation Modes

Operate as Stand-Alone Seismograph -
Great for Small Crews
Multiple Units Operating in Concert -
Increases Crews Flexibility
 

Sturdy Aluminum Construction

Rugged, Lightweight, “O” Ring Sealed to IP 67
Threaded Holes for Mounting
For Permanent Mounting, or Long-Term Deployment
 

Downhole Recording

24 Channel Units Ideal for Shallow Holes with
8 three-Component Geophone Sondes
Use Wi-Fi network to collect data from multiple wells
 

Earth Monitoring

Low Power for Long-Term Use
Use Cellular Modem for Remote Data Collection
 

Useful for Every Project

Engineering Seismic
Oil and Gas Exploration
MicroSeismic Frac Monitoring
Strong Motion Detection and Monitoring


 

Network Details:


 

Network Connection Options

Geophone String Wire – 2.5 Mbps US / 14.92 Mbps DS @ 2 Km

Network Cabling – 8.34 Mbps US / 6.07 Mbps DS @ 2 Km

Wi-Fi – 54 Mbps @ 1 Km (w/ clear line of sight)

 

Time Break - Trigger Options

Hardwire Trigger – Trigger through wire to nearest DAQlink and transfer trigger signal through cable.

Radio Trigger – Trigger across radio to Distributed DAQlink and transfer trigger signal through cable

Trigger Storage – With DAQlinks continuously recording, store trigger times at Source Point and Post-Process Shot Records


Distributed DAQlink III Specifications:
Electrical:

A/D

 

24 bit sigma delta converter

Anti-Alias Filters

 

85% of Nyquist frequency

Low Cut Filter

 

User Selectable – DC, 0.1 Hz, 2 Hz

Filter Type

 

User Selectable – Linear, Minimum Phase

Sample Rates

 

1/16, 1/8, 1/4, 1/2, 1, 2, 4, 8, 16 ms

PreAmp Gain

 

x2 (6 dB) & x32 (30 dB) standard
x1 (0 dB) & x16 (24 dB) optional

Max Input at x2 (Standard)

 

3.58 Volts P-P x2 (Standard)
7.16 Volts P-P x1 (Optional)

Bandwidth

 

DC to 15 kHz

Power

 

Less than 0.8 watts per channel

Input Impedance

 

100k Ohms

Clock Sync

 

GPS

Physical:

Number of Channels

 

24

Temperature

 

-40°C to +85°C

Humidity

 

0 to 100%

Size

 

13.0" x 9.0" x 4.8" (330 x 230 x 120 mm)

Weight

 

15 lbs (6.8 kg)

Data Storage (Internal 16GB CF)

 

120 hours (24 channels @ 2ms)

Data Storage (through Ethernet)

 

Unlimited

Data Format

 

32-bit float IEEE SEG-Y/SEG-D

LEDs

 

Network Connect, Network Data Status and Battery

Performance:

Trigger Accuracy

 

± 1 µs at all sample rates

Dynamic Range

 

Better than 118 dB (at 2 ms)

THD

 

0.0012 %

Crosstalk

 

Better than -125 dB

Common Mode Rejection

 

Better than 100 dB

Noise Floor

 

< 0.2 µV RMS @ 2ms

Connectors:

RJ-45

 

Standard CAT-5 Ethernet

GPS

 

4-pin Weatherproof

Trigger

 

3-pin Weatherproof

Power

 

2-pin Weatherproof

Auxiliary Port

 

19-pin Weatherproof

Seismic Data

 

55-pin Weatherproof

Up Network Port

 

10-pin male Weatherproof

Down Network Port

 

10-pin female Weatherproof

Downloads:

  Distributed DAQLinkIII Brochure Download Distributed DAQLinkIII Brochure

Seismic Source Co

2391 E. Coleman Rd.
Ponca City, OK 74604
Phone: (580) 762-8233
Fax: (580) 762-1785
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