012921 1227 1777WillettRoad

RP Instantel Event Report
Date/Time Vert at 12:27:24 January 29, 2021 Serial Number BE20645 V 10.72-8.17 MiniMate Plus
Trigger Source Geo: 0.020 in/s, Mic: 125.0 dB(L) Battery Level 6.9 Volts
Range Geo: 1.250 in/s Unit Calibration December 22, 2020 by Instantel
Record Time 5.0 sec at 1024 sps File Name U5351TUT.900W
Notes USBM R18507 And OSMRE
Location: 1777 Willett Road
Seismograph GPS: N 35 24' 18.03" W 79 12' 11.95"
Martin Marietta Lemon Springs
Deep Earth Logic John Babcock [phone]
Extended Notes
Microphone Linear Weighting
PSPL 119.2 dB(L) at 1.835 sec
ZC Freq 3.5 Hz
Channel Test Passed (Freq = 20.1 Hz Amp = 642 my )
Tran Vert Long
PPV 0.090 0.157 0.099
in/s c
ZC Freq 12 57 11
Hz =-
Time (Rel. to Trig) 0.390 0.015 0.447
sec r
Peak Acceleration 0.045 0.131 0.056
g o
Peak Displacement 0.001 0.000 0.001
in
Sensor Check Passed Passed Passed
Frequency 7.6 7.5 7.4
Hz
Overswing Ratio 4.3 3.5 4.2
MicL
Long
Vert
Tran
x
1 2 5 10 20 50 100 >
Frequency (Hz)
Tran: + Vert: x Long: o
Vw V W -V
Lja A, I&
In 1A
0.0 1.0 2.0 3.0 4.0 5.0
0.0
0.0
0.0
0.0
Time Scale:0.20 sec/div Amplitude Scale:Geo: 0.050 in/s/div Mic: 0.001 psi(L)/div Sensor Check
Trigger = C�
Printed: January 29, 2021 (V 10.74) Format © 1995-2015 Xmark Corporation