General
No. of channels : 12, 24 and 48
Additional channels : Easily obtained by linking two or more units together
Up-hole channel : Yes, 2 additional independent
Sampling rate (selectable) : 0,25 ksps – 50 ksps (4 ms - 0,021 ms)
Record length (selectable) : Up to 480 k samples / ch. equivalent to:9,6 s - 32 min
Pre-trig record (selectable) : 0 – 100 % of record length
Delay time : Up to 2 minutes
GPS : Yes
Casing : Rugged Aluminium case meets IEC IP 66
Stacking : 32 bits, up to 999 impacts
Unstack : Remove last shot from stack
Trigger inputs : Trigger coil, make/break, geophone, TTL
A/D converter resolution : 24 bits
Dynamic range (theoretical/measured) : 144 dB / >120 dB
Max input signal/impedance: 0,5 Vpp/3 kΩ, 5 Vpp/20 kΩ, 12,5 Vpp/3 kΩ, hi impedance
Frequency range : DC to 20 kHz hi imp.
Total harmonic distortion : 0,0005%
Crosstalk : -120 dB
Noise monitor : Amplitude
Anti-alias filters : set automatically based on sampling rate
Connectors : NK-27 / KPT 55
Post Recording Features
Digital filters : Band-, low-, high- pass band-reject, remove DC offset
Spectrum analysis : Any single trace, FFT analysis
Velocity Analysis : On-screen analysis of refractor velocity
First-arrivals picking : Automatic or manual. Times can be saved with record
Pre-stack correlation : Yes, cross correlation with reference or any other ch.
Processor, RAM and Hard Disk
Processor : Low power Intel Atom, 1,6 GHz
Operating System : Windows XP Pro
Internal RAM : 2GB (DDR SO-DIMM module)
Hard disk capacity : at least 100 GB
Display : 8,4“ Active TFT LCD, full colour, daylight visible, 800x600 res.
External display port : VGA output
I / O port : 3 x USB 2.0 ports
Network interface : 1 x IEEE 802.3 TP-10/100/1000 RJ-45 IP 67 2xTP-10/100 KPT 08
Physical Features
Power : 10 – 30 V DC external power 12 V internal battery
Power consumption : 20 W
Ambient temp (operating) : -20 to + 55 oC
Ambient temp (storage) : -30 to + 70 oC
Casing : Rugged Al alloy, meets IEC IP 66
Weight, 24 channels : 10 kg
Weight, 48 channels : 11 kg
Dimensions (W x L x H) : 39 x 21 x 32 cm |