geophone GUANGDA

geophone GUANGDA

roduct Details:

Place of Origin:	China
Brand Name:	GUANGDA

Specifications :

Parameter/mode	GD(H) -4-100	GD(H)-4.5-100	GD-10J-100	GD-ONE	GD-10-100	GD(H)-1-630	GD(H)-1-100
Natural Frequency(Hz)	4+0.2-1	4.5±0.5	10±5%	10±3.5%	10±5%	1 ±10%	1 ±10%
Coil Resistance(Ω)	4100±5%	4100±5%	3500±5%	1800±3.5%	3500±5%	33000±10%	3300±10%
Sensitivity (V/m/s)	100±5%	100±5%	100±5%	78.7+5%-3%	100±5%	630±10%	200±5%
Damping	0.72±5%	0.72±10%	0.5±5%	0.70±5%	0.5±5%	0.36±10%	0.36±10%
Distortion(%)	≤0.2	≤0.6	≤0.2	≤0.15%	≤0.2	≤0.6	≤0.6
Frequency response(±3dB)	5-1000Hz	5-1000Hz	10-1000Hz	10-1000Hz	10-1000Hz	1-300Hz	1-300Hz
Max.Motion (mm)	4	4	2	2.54	2	6	6
Moving Mass(g)	11.3	11.3	11.3	11.8	11.3	770	770
Dimensions (d×h)mm	25.4×36	25.4×34	25.4×34	27.5×36	25.4×34	65X107	65X107
Temperature Range(℃)	-40～+100	-40～+100	-40～+100	40～100	-40～+100	-40～+100	-40～+100
Warranty Period(Year)	3	3	3	3	3	2	2