Seismic Gisco Radio Trigger Link for Seismic Sources

• Eliminates the need for trigger cables; trigger across roads and streams with ease
• Works with nearly all impulse sources including sledge hammers
• Works with nearly all two-way radios including hand- held
• One button system checkout, including radio communications and seismograph connection
• Very low power consumption- runs for 200 hours on "C" batteries
• Small and rugged - sealed cast aluminum case is only 4x5x6 inches (10x15x12cm)

Base unit includes receiver, transmitter, 2 radios and rugged case