locators are ideal for locating aluminum, brass, copper, iron, lead,
nickel, tin or other metallic survey markers, water or gas meters,
conduit, and manholes. Both models can sense manholes up to 42” deep and
valve boxes up to 18” deep. M-97 can sense 3” aluminum and brass
markers up to 18” deep. M-97 with 11” loop can be used to scan logs for
nails, spikes, and fence wire. The M-66 has a lightweight plastic
housing for ease of use. The M-97 features an ergonomic handle design
that provides added comfort and easy access to the control panel. The
handle’s design allows you to collapse the detector without disassembly
for easy storage in the optional carrying case.
Operating environment : -4°F to +120°F with alkaline batteries. Search loop immersible in water. Operating frequency of loop : 4.5 kHz.
Sensitivity : 0.2mV RMS for full scale.
Output indication :
Power supply : Two
9V batteries. meter, 1 milliamp, 0-100 linear scale. Speaker, 16 ohm
impedance. Headset, 8 ohm impedance (optional, M-97 only). Audio
frequency 450 kHz.